Rolls-Royce Archives
| Identifier | Entry | ||
| scan0212 | Comparative table of various automotive engine specifications. | ||
| View original record | 1044 SOO P.T.O | ENGINE & TYPE. | DISPLACEMENT. CU. INS. | BORE & STROKE. INCHES | LENGTH OVER BLOCK. INCHES | AMOUNT OF WATER BETWEEN BORES. INCHES | WEIGHT. ALL ON BUT NO TRANSMISSION. | CYL. WALL… | ||
| scan0213 | Weight comparison between a proposed Square engine and the Phoenix engine. | ||
| View original record | Square engine of the same capacity as the Phoenix would weigh 5% lighter (accessories excluded) or 25 lbs. (Phoenix without access. 500 lbs.) ROLLS-ROYCE, LTD PRINT ROOM MAY 19 1937 DERBY | ||
| scan0214 | Preliminary specification for a 'Revised Bentley' to retail at £900, with notes on weight and coachwork. | ||
| View original record | SECRET. No. c.c. Mr. Rm. 1044? E.2/HP.27.4.37. REVISED BENTLEY. 800. In reply to your request for a proposed specification, to which to build a complete Bentley for £900 retail price, I attach… | ||
| scan0215 | List of revised specifications for the Bentley III chassis and components. | ||
| View original record | E.1/HP.27.4.37. BENTLEY III REVISED. 10' 3" Wheelbase instead of 10' 6" as now but 2" more body space. 58" rear track instead of 56 1/2". 55" front track instead of 56 1/2" Open type dropped frame… | ||
| scan0216 | List of specifications for vehicle components including gearbox, engine, and body. | ||
| View original record | (sheet 2) Gearbox 3 speeds and overdrive central change, simplified synchromesh, no servo. Standard ball bearings on main shafts, needle bearings on integral layshaft. Small synchromesh cones and one… | ||
| scan0217 | Breakdown of weight savings by chassis component and a comparison of total car weights. | ||
| View original record | (sheet 3) SAVINGS. Chassis. Gearbox - 40 lbs. Rear Axle - 15 " Brake gear - 60 " Petrol System - 20 " Rear Susp'n - 20 " Shock Damper - 10 " Dashboard - 40 " Wheels - 40 " Steering - 10 " Electrical -… | ||
| scan0218 | Brief outline of the specifications for the Phoenix Engine Unit. | ||
| View original record | SECRET 800. 1044 By. from Rm. c. Da. c. Jnr. c. Mostay. Rm.1/AP.18.8.37 PHOENIX ENGINE UNIT The following is a brief outline of the specification of this engine as so far projected with some… | ||
| scan0219 | Engine design decisions and specifications for components including the crankshaft, lubrication system and camshaft. | ||
| View original record | -2- CRANKSHAFT (4) It was decided to follow Bentley practice exactly with regard to the crankshaft, except where economies in manufacture could be made. The present crankshaft forging costs too much.… | ||
| scan0220 | Design considerations for an engine's oil pump drive, valve operation, and cylinder heads. | ||
| View original record | -3- OIL PUMP DRIVE (11) Arrange so that there will be no necessity for a cast sump unless this is desired for other considerations. (Considerable wt. saving and cost). Internal pump with suction below… | ||
| scan0221 | Design considerations for cylinder heads, crankcase ventilation, centrifugal blower, and spare wheel placement for the Phoenix engine unit. | ||
| View original record | -4- CYLINDER HEADS continued. (13) advantage, have a 4-port induction system as the exhaust does not impose any limitations in this case. The push rod head would be cast iron, the high power head… | ||
| scan0222 | Raised front engine mounting, referencing Packard, Wraith, and Phoenix engines. | ||
| View original record | -5- ENGINE MOUNTING. (17) Experimental results indicate that the raised front engine mounting, exemplified in its simplest form on the Packard, gives the best results. The design of the Wraith engine… | ||
| scan0223 | Requesting information on how camshaft bearings are held in the crankcase. | ||
| View original record | M. Sometime could you please find out from Taub how their Camshaft bearings are held in the C'Case, not evident on the Job. JNR. | ||
| scan0224 | Providing technical remarks on preliminary design investigations for the Phoenix Engine Unit. | ||
| View original record | [Handwritten crossed out text: To B.M.] [Handwritten crossed out text: From Dr.] c. to Rm. [Handwritten top right]: 1044 8/0 BY/Jnr.1/G.20.8.37. [Handwritten note]: Items not mentioned are those where… | ||
| scan0225 | List of design notes and recommendations for various engine components, page 2. | ||
| View original record | - 2 - BY/Jnr.1/G.20.8.37. (9). On the off side far away from the exhaust. (10). Recommend 4 bearings and arrange the exhaust tappets each side of the bearings to minimise deflection, as these are the… | ||
| scan0226 | Diagram comparing bearing pressures on 7, 4, and 3 bearing crankshafts. | ||
| View original record | DIAGRAM OF BEARING PRESSURES 7, 4 & 3 BEARING C'SHAFTS 1 2 3 4 5 6 7 1 2 3 4 1 2 3 MAX PRESSURE DUE TO EXPLOSION MAX PRESSURE DUE TO DYNAMIC FORCES/ | ||
| scan0227 | Weight analysis and comparison for the projected Phoenix engine unit. | ||
| View original record | SECRET To Hy. from Rm. c. Hs. c. Da. c. RHC. PHOENIX UNIT We have been getting out a weight analysis of the projected Phoenix unit. Owing to the fact that this has been designed so that it can be… | ||
| scan0228 | Weight analysis of Phoenix units, comparing Bentley and H'Power specifications. | ||
| View original record | WEIGHT ANALYSIS OF PHOENIX UNITS. I O.H.I. Title. | Remarks | Bentley | H'Power. --- | --- | --- | --- Cylinder block. & C/Case T.H. (inclusive of studs, brg. liners etc). | These are modified as… | ||
| scan0229 | Comparative table of component changes and specifications for a Bentley H'Power engine. | ||
| View original record | -2- 26.8.37. TITLE REMARKS BENTLEY H'POWER. Spring drive. It is hoped to be able to dispense with this, but in the present analysis it is included. 16 3/4 16 3/4 Lower Half.Oil. Sump.etc. The actual… | ||
| scan0230 | Table comparing engine components and proposed modifications for Bentley and High Power units. | ||
| View original record | -3- 26.8.37. TITLE | REMARKS | BENTLEY | H'POWER. Idler Gear. | This is being omitted on the High Power Unit. | 2 | - Calorstat. | No change. | 1 1/4 | 1 1/4 Inlet Manifold etc. | Single carburettor,… | ||
| scan0231 | Comparison of modifications and weights for engine and electrical components for Bentley and H'Power models. | ||
| View original record | -4- 26.8.37. TITLE | REMARKS | BENTLEY | H'POWER. Valve Gear. | This is very considerably modified. The inlet being over the exhaust. This eliminates six rockers, and push rods. At the same time… | ||
| scan0232 | Table detailing horsepower figures for miscellaneous components and the dynamo drive. | ||
| View original record | -5- 26.8.37. TITLE. REMARKS BENTLEY H'POWER. Miscellaneous. 2¼ 2¼ Dynamo Drive. Assumed no change. 3 3 TOTAL 620¼ 623. | ||
| scan0233 | Weight comparison of components for the Push Rod Phoenix engine versus the Bentley engine. | ||
| View original record | PUSH ROD PHOENIX ENGINE. II O.H.V. ITEM REMARKS BENTLEY PHOENIX. Cylinder Head. This will have to be similar to Bentley, and is regarded as of the same weight. 66¼ 66¼ Cylinder block. & C/Case. Of… | ||
| scan0234 | Design considerations and test results for the Phoenix engine unit. | ||
| View original record | 800 1044 To By. from Rm. c. Da. c. By/Jnr. Rm.1/AP.30.8.37 PHOENIX ENGINE UNIT Replying to By/Jnr.1/G.20.8.37 our views are as follows:- (2) It is not worth saving .75 on the length of the engine if… | ||
| scan0235 | Design of the flywheel, starter motor, controls, and dynamo drive. | ||
| View original record | -2- Flywheel. We should like provision to be made for an inertia ring on the shaft side of the flywheel as on the Vauxhall. Starter Motor. The starter motor should be higher than the present one if… | ||
| scan0236 | Design and manufacturing considerations for the new 'Phoenix' engine unit. | ||
| View original record | SECRET 850. To RHC. from Rm. Rm.4/AP.24.8.37 1044 In designing the engine unit for the Phoenix, we want to co-operate with Production as far as possible. As you know, this engine unit is going to have… | ||
| scan0237 | Modifications for the Phoenix combustion chamber high power head. | ||
| View original record | SECRET. 10HH. also 1129. HPS. from Rm/Ed. 800 Rm/Ed9/R.31.8.37. PHOENIX COMBUSTION CHAMBER. We send you herewith a sketch showing various modifications to the single cylinder high power head,… | ||
| scan0238 | Comparison between a pressed steel sump and a die-cast aluminum sump for the Phoenix model. | ||
| View original record | [Handwritten text] file Edwards 1044 800 Can you make the wols agree with Vauxhall figures Rm [Typed text] To Rm. from RHC/SB. c.c. to RY. c.c. to Hs. REC/SB.1/LS.1.9.37. In reply to Rm.4/HF.21.8.37.… | ||
| scan0239 | Requesting tests on the Phoenix oil pump due to a new, higher projected layout and its potential effect on oil flow. | ||
| View original record | To HPS. from Rm/Swdl. SECRET. 1044 Rm/Swdl.S/MH.3.9.37. 800. PHOENIX. The projected layout of the above proposed unit shows the oil pump in a much higher position relative to the oil level than we… | ||
| scan0240 | Shortening the wheelbase of the Phoenix model, comparing it to Packard, Oldsmobile, and Vauxhall designs. | ||
| View original record | 800 SECRET. 1044 Rm4/R.28.9.37. Da. from Rm. c. Ey. P H O E N I X. When we come to Phoenix there will be no question of having the spare wheels at the side unless we want them there. We have, however,… | ||
| scan0241 | Visit to Vauxhall's regarding Buick engine power improvements for the Phoenix engine unit. | ||
| View original record | Hy. from Rm. c. Hs. Rm/Swal. c. Da. Rm/CJS. c. Da/Jnr. Rm/Mths. 1044 (crossed out) 800. also 1097 Hml/R.28.9.37. VISIT TO VAUXHALL'S. Da. Jnr. and Rm. visited Vauxhall's on Thursday, September 23rd,… | ||
| scan0242 | Engine design elements like sump joints, con rod-crank ratios, and pistons. | ||
| View original record | -2- (2) Position of Crankcase Sump Joint. We asked Taub where he would make the sump joint on his engine if he were starting with a clean sheet of paper to-day and did not have to consider economy… | ||
| scan0243 | Technical report discussing cylinder bore wear, piston material, and carburation tests. | ||
| View original record | -3- Taub told us some astonishing things about cylinder bore wear, one was that on a particular engine the bore wear was altered six times due to an alteration in the mixture ratio from 12 to 14 to 1.… | ||
| scan0244 | Conversation with Maurice Olley regarding wishbone suspension and frame stiffness. | ||
| View original record | -4- (6) Maurice Olley. We spoke for a few moments with Maurice Olley, whom we hope is shortly coming to the Works. One interesting point he mentioned was that by inserting rubber in the proper places,… | ||
| scan0245 | Blueprint showing a cross-section of a Buick piston and combustion chamber. | ||
| View original record | PLUG. BUICK PISTON AND COMBUSTION CHAMBER. | ||
| scan0246 | Photograph of an engine piston, showing its crown, ring grooves, and wrist pin boss. | ||
| View original record | 1044 | ||
| scan0247 | Memo listing four additional items discussed during a visit to Vauxhall. | ||
| View original record | To RM. Copy for files. Vauxhall Visit. Rm 800. There were other items discussed, maybe you did not wish to include them in the report. If by chance they have escaped your good memory here they are. 1.… | ||
| scan0248 | Comparing the costs of manufacturing a sump using die-cast aluminium versus pressed steel. | ||
| View original record | S E C R E T To By. from RM/sd. c.c. Hs. c.c. AWO/sd. c.c. DM/Jmr. File 1044 850 PHOENIX SUMP. In reply to memo AWO/SB.1/L2.1.9.37. it would appear to us that the matter is not as simple as the above… | ||
| scan0249 | Cost comparison between pressing and die-casting methods for sump production. | ||
| View original record | 2. REW/ad.6/EB.28.9.37. Pressing. Tooling (Dies at £350) £0. 7. 0. Material (Black sheet at 22/- per cwt.) £0. 2. 0. Welding costs. £0. 1. 6. --------- £0. 10. 6. If, as is hoped, we have a production… | ||
| scan0250 | Engine sump design, comparing pressed steel versus casting and outlining the pros and cons of a modified design. | ||
| View original record | 3. are, however, numerous disadvantages in having jobs done by outside firms, amongst which are lack of direct control over quantity and quality of production, and the fact that the tools are not our… | ||
| scan0251 | Appearance and cost-effectiveness of pressed steel sumps versus aluminium ones. | ||
| View original record | 4. (4) Appearance. A point which should be considered is the appearance of the alum sump as compared with one of pressed steel. It should also be noted that most British cars over £300, and most of… | ||
| scan0252 | Design implications of spare wheel placement for the 'Phoenix' project. | ||
| View original record | Rm. [strikethrough]COPY[/strikethrough] 10WH. DA.2/G.30.9.37. 800 PHOENIX. Referring to Rm.4/R.28.9.37, it is fully appreciated here that the wide entrance door hinged on the centre pillar and side… | ||
| scan0253 | Changing the designation 'Phoenix' to 'Bentley 50'. | ||
| View original record | Da. Rm. HPS. RHC. Da/Hdy. Da/JNR. Da/EV. Da/McS. Da/Ald. Da/TWD. By/CS. BY/RD. BY/HEB. BY/RCL. 1044 All testers 800 BY.6/N.13.10.37. BENTLEY 50. Kindly note the above designation is to be used in… | ||
| scan0254 | Directive to reduce material costs for the Bentley 50 model by 30% to ensure a satisfactory balance sheet. | ||
| View original record | Rm/Gry. Rm/FD. Rm/Les. Rm/Wym. Rm/NRC. Rm/Mths. Rm/Std. Rm/CTS. Rm/Swdl. Rm/GR. Rm/AFM. Rm/JBD. Rm/RC. Rm/Ed. Rm/FJH. 1044 800 Rm8/R.5.11.37. BENTLEY 50 MATERIAL. The selling price for this car having… | ||
| scan0255 | Need to decrease material costs by 30% for the Bentley 50 car. | ||
| View original record | Rm/Gry. Rm/FD. Rm/Les. Rm/Wymt. Rm/WMS. Rm/Atkins. Rm/Sta. Rm/Ower. Rm/SWdl. Rm/OR. Rm/APM. Rm/JSD. Rm/HC. Rm/Ed. Rm/FDR. 1044 800 Rm8/R.5.11.37. BENTLEY 50 MATERIAL. The selling price for this car… | ||
| scan0256 | Proposed change to the 'Phoenix' project's name and dimensions and its policy implications for the Bentley and Rolls-Royce brands. | ||
| View original record | 104Y 1260 800 Rm4/R.12.11.37. PROPOSED CHANGE OF PHOENIX NAME AND DIMENSIONS. There would appear to be two aspects of this proposal:- (1) Its desirability from a general policy point of view. (2) The… | ||
| scan0257 | The branding and market implications of a new car, codenamed Phoenix, weighing whether to call it a Bentley or a Rolls-Royce. | ||
| View original record | -2- Rm4/R.12.11.37. shall not make a very large profit on two very similar cars selling at about the same price, as soon as the designs are rationalised. Over the last four years the average output of… | ||
| scan0258 | The branding, production, and market potential for a new car model codenamed Phoenix. | ||
| View original record | -3- (b) Are we in a position to take full advantage of the liquidation of this our greatest asset ? If we call Phoenix a "Rolls-Royce", we shall undoubtedly get more orders, initially at any rate,… | ||
| scan0259 | Product strategy for introducing the Phoenix model and a replacement for the Wraith. | ||
| View original record | -4- Rm4/R.12.11.37. Our apprehension is, not that the present project will not give us sufficient business, but that we may have to introduce the Phoenix with the close-coupled body first, and offer… | ||
| scan0260 | Summary of conclusions regarding branding, production, and market strategy for a new model. | ||
| View original record | -5- Summarising our conclusions:- (A) It does not appear to be advisable to call Phoenix a "Rolls-Royce" from the aspect of upsetting our existing market. (B) It would not seem to be necessary to cash… | ||
| scan0261 | Directive to testers to ensure work on Bentleys is instructed on Phoenix or B.III order numbers. | ||
| View original record | Rm/Gry. from Rm. All Testers c. HPS. 1044? 800 Rm13/R.16.11.37. A lot of the present work we are doing on Bentleys is being carried out solely to provide work for Phoenix designs. Will you, therefore,… | ||
| scan0262 | Specification details for the Bentley 50 engine following a planning conference. | ||
| View original record | 1044 To By. from Da/JNR. 860 Da/JNR.7/MH.17.11.37. c. Rm. c. Da. Swell Please note & add any comments Rm BENTLEY 50 ENGINE. As a result of the Conference to consider and examine the projects and the… | ||
| scan0263 | Design considerations for the water pump, dynamo, fan, distributor, camshaft, and timing gears. | ||
| View original record | -2- Da/JNR.7/MH.17.11.37. Water Pump and Dynamo. To be driven by a belt from the crankshaft, the dynamo being rocked about to form an adjustment. The dynamo being on the off side. By using the above,… | ||
| scan0264 | Design specifications for engine components including the oil pump, sump, and starter motor. | ||
| View original record | -3- Oil Pump. Submerged in the oil and situated between Nos. 3 and 4 cylinders, to be fitted with a floating B.W.P. oiling intake. Helical gears with an helix angle of about 10-12° are recommended.… | ||
| scan0265 | Engine design specifications and a project programme timeline. | ||
| View original record | -4- Da/JNR.7/WH.17.11.37. Petrol Pump. On the off side in between Nos. 5 and 6 cylinders. LARGE ONE. Exhaust System. The two downtakes separately lagged, but having a common sheathing running into a… | ||
| scan0266 | Recommendation that all materials should be costed before ordering for the Works to avoid needless expenditure. | ||
| View original record | -5- Da/JNR.7/MH.17.11.37. Further to the above Rm. recommends that all materials should be costed before ordering for the Works to avoid needless expenditure. Da/JNR. | ||
| scan0267 | Project memo listing drawings and giving design instructions for the Bentley 50 Engine. | ||
| View original record | Da/Mc.S. c. Da/Jnr. c. Rm. c. Rm/Swdl. 1044 DA.20/G.18.11.37. 800 BENTLEY 50 ENGINE. Herewith are the following drawings, comprising the project of the above as released to E,CD.Department :- PD.46… | ||
| scan0268 | The Phoenix Order Number. | ||
| View original record | 10HH.800 RPS/CEP: from Rm/Gry. Rm/Gry1/R.20.11.37. Have you yet decided the Phoenix Order Number ? Rm/Gry. | ||
| scan0269 | Brief history and comparison of the Bentley III and Bentley 50 (Phoenix) projects. | ||
| View original record | To.Rm. from Da/Ev. c. to Da. Ry. Da/Ev.29/N.25.11.37. History of Bentley III & Bentley 50 Projects. As requested by Rm. we give below a brief history of the B.III. and B.50 (original Phoenix)… | ||
| scan0270 | Comparison of specifications for the B.III and B.50 models, detailing a project to modify the B.III frame. | ||
| View original record | -2- De/Ev.29/N.25.11.37 Cont'd. B.III. Engine 4 1/4 Wraith III. Wheelbase 10' 4" Dash to rear axle 89.5000" Overslung frame. Overall height 5' 3 3/4" Headroom 45.5000" Bodies - Close Coupled Saloon.… | ||
| scan0271 | Comparison of Project No.4 (chassis B.III vs B.50) and Project No.5 proposals, detailing specifications and modifications. | ||
| View original record | -3- Da/Ev.29/N.25.11.37 Cont'd. Project No.4. - PD.65. sheets 1 & 2. Project No.4. starts a new series of proposals based on the supposition that the six-light Body of B.50 have interior room of the… | ||
| scan0272 | Comparison of chassis specifications for B.III, B.50, and 4¼ Wraith III models. | ||
| View original record | -4- Da/Ev.29/N.25.11.37 Cont'd. ----------------------------------------------------------------------------------- B.III. B.50. 4¼ Wraith III. Engine, 4¼ Wraith III. 3½ Litre C.I. Wheelbase 10' 4"… | ||
| scan0273 | Material cost breakdown for the Bentley 50 chassis. | ||
| View original record | SECRET To Rm/Les. from Rm/Gry. AFM. FJH. Std. NRC. Swdl. RC. FD. JBD. Wym. GR. Handwritten: 1044, 800 Rm/Gry.7/AP.2.12.37. BENTLEY 50 MATERIAL COSTS. In order that the material cost of Bentley 50… | ||
| scan0274 | Request for an estimate on potential material savings for the B.50 over the existing Bentley. | ||
| View original record | -2- Rm/Gry.7/AP.2.12.37. Will all concerned submit a type written estimate by Monday noon of what they consider to be the potential material savings of B.50 over the existing Bentley, maintaining the… | ||
| scan0275 | Confidential memo comparing material and wages costs with Rover to set a cost target for a £900 Bentley car. | ||
| View original record | PRIVATE Hs. from Rm. c. By. 1044 also TS Rm.6/AP.4.12.37 BENTLEY 308 Everyone is anxious to get a target to aim at in order to make the £900 car a profitable possibility. With a view to enabling… | ||
| scan0276 | Cost comparison analysis of wages to material ratios for Rover and Bentley 12.HP chassis production. | ||
| View original record | Rm/Gry.5/AP.4.12.37. 800 COMPARISON OF R.R. AND ROVER COSTS. Rover's figure on the 12.HP. chassis of wages/material is .113 The Bentley figure is .65 The parts which Rovers buy out and we make… | ||
| scan0277 | Price comparison list for automotive electrical components, showing existing versus new material and labour costs. | ||
| View original record | [Handwritten top left] 104 G [Handwritten above New Price] 800 Existing Price New Price Material Labour Material Labour Instrument Board. 297.536 15.978 100.536 15.978 Reduct. on Inst. Battery Box.… | ||
| scan0278 | Covering note for blueprint PD.64 showing the front end of the B.50 engine, including the slipper damper, timing gears, and camshaft. | ||
| View original record | Da/Mo.S. c. Da/Jnr. c. Rm. c. RHC/CAN. c. E. Dept. File DA.2/G.6.12.37. 800 B.50 ENGINE. Please receive herewith blueprint of PD.64 shewing the front end of the engine, dealing with the slipper… | ||
| scan0279 | Recent development work on a high power engine head. | ||
| View original record | 800 By. from Rm. c. Es. c. Da. c. Hy/Jnr. c. Hm/Swdl. SPACE 1044 wld 1129a Rm2/R.14.12.37. HIGH POWER HEAD. The attached report shows the recent development work that has been done on the single… | ||
| scan0280 | Performance comparison between two cylinder head designs, No. 4 and No. 5 (Phoenix Type), for the Bentley 50 Type engine. | ||
| View original record | Rm/Ed.9/AP.13.12.37 BENTLEY 50 TYPE CYLINDER HEAD The above head which has a combustion chamber form similar to that which has been designed for the main engine was tested on the chassis single… | ||
| scan0281 | Engine smoothness and turbulence, with a graph comparing ignition advance curves for two high power head designs. | ||
| View original record | -2- RM/Ed.9/AP.13.12.37. (II) SMOOTHNESS Turbulence is undoubtedly another factor influencing power output, but an examination of ignition curves (Fig.II) seems to indicate that, whilst it no doubt… | ||
| scan0282 | Power curve comparison at constant detonation for different cylinder heads, using a 50/50 paraffin-shell fuel mixture. | ||
| View original record | -3- III. DETONATION A comparison of power curves run on a paraffin-shell mixture is shown on Fig.III. HIGH POWER HEAD FIG III POWER COMPARISON AT CONSTANT DETONATION FUEL - 50/50 SHELL Nᵒ1 / PARAFFIN… | ||
| scan0283 | Engine detonation, percentage power loss with respect to No.4 head, and valve timing tests. | ||
| View original record | -4- Rm/Ed.9/AP.13.12.37. III. DETONATION cont'd The ignition being retarded in each case until detonation was only just audible. As will be seen the power for No.5. head is only slightly below that… | ||
| scan0284 | Comparison of different valve timing configurations for a high power engine head, illustrated with a performance graph. | ||
| View original record | -5- (2) I.O.TDC., I.C.35°L., E.O.35°E., E.C.TDC. This gave maximum low speed power at small back pressures, but seriously affected the power output relative to standard Bentley as the back pressure… | ||
| scan0285 | The effect of exhaust valve lift on engine performance, including a comparative power graph. | ||
| View original record | -6- Rm/Ed.9/AP.13.12.37 V. EXHAUST VALVE LIFT The Design Department stated that if rotating bottom tappets were to be used, the maximum exhaust valve lift would be about .312". A rough test was… | ||
| scan0286 | Exhaust valve lift and mechanical failures, including cylinder head collapse and issues with exhaust valves and seats. | ||
| View original record | -7- V. EXHAUST VALVE LIFT cont'd Whilst it is appreciated that the tendency for valve bounce to occur on the valve seats, is aggravated, it is not thought that this would set in at as low a speed as… | ||
| scan0287 | Decision to use the Wraith engine for the Bentley 50 chassis. | ||
| View original record | DA. Rm. c. Da/Jnr. c. Da/MC.S. 1044 800. BENTLEY 50. RE: TYPE OF ENGINE. As the result of the consideration given to the above subject, and the need for the Bentley 50 engine to be free from any new… | ||
| scan0288 | Listing outstanding projects for the B.3 and B.50 car models. | ||
| View original record | v. & 1 copy To Rm. from Ev. DA/EV.13/G.23.12.37. 1044 800 RE: B.3. and B.50. PROJECTS. We are sending you below a copy of the list of outstanding projects on the above cars for your information. B.3.… | ||
| scan0289 | Proposed cost-saving modifications to the B.50 model, focusing on the rear axle, dashboard, brake drums, and radiator. | ||
| View original record | 104H also 200b. HPS. from Rm. 800 Rml/R.10.1.38. Confirming our conversation yesterday, we are now making every endeavour to get the detailing of the small gearbox finished, which is the last item… | ||
| scan0290 | Specification and programme for the Bentley 50 model, including preliminary road test details and production timeline. | ||
| View original record | 1044 (b). BY.10/C.13.1.38. 500 SPECIFICATION AND PROGRAMME. BENTLEY 50. Preliminary B.50 Road Test on B.50 Frame fitted with B.S Pieces. April 1938. Same body mounted on F.50 Chassis with :- (1).… | ||
| scan0291 | Specification and programme for the Bentley 50, detailing preliminary road tests and component changes. | ||
| View original record | 1044 BY.10/G.13.1.38. 800. (b). SPECIFICATION AND PROGRAMME. BENTLEY 50. Preliminary B.50 Road Test on B.50 Frame fitted with B.3 Pieces. April 1938. Same body mounted on B.50 Chassis with :- (1).… | ||
| scan0292 | Major components for the 2nd Bentley III and 1st Bentley 50 cars. | ||
| View original record | 1044 also 1000 200B To HPS. from Rm/Gry. Rm/Gry.11/AP.18.1.38. 800 2nd. BENTLEY III. AND 1st. BENTLEY 50. We suggest the following major items for these cars:- 8.B.V. (1) Lowered frame PD.76. (2)… | ||
| scan0293 | Conference notes on the design and production requirements for the B.III and B.50 experimental models. | ||
| View original record | 1044 also 200B 1381 Hm/Gry.4/MR.26.1.38. 800. Conference on B.III and B.50. Present - Da. E.M. Hy/W. Hm/Gry. 1st. EXPERIMENTAL B.50. (1) Designs are still wanted for (a) Radiator (b) Dashboard (c)… | ||
| scan0294 | Design of an electrical oil level indicator for the Bentley 50, proposing an alternative arrangement. | ||
| View original record | To Da. c. to Jnr. 851 1044 Rm/JBD.1/JH.31.1.38. 800. ELECTRICAL OIL LEVEL INDICATOR ON BENTLEY 50. The drawing showing the proposed position of the oil level indicator as supplied by Messrs. S. Smith… | ||
| scan0295 | Preliminary specification document concerning the Bentley 50 chassis. | ||
| View original record | PY/MS. C. Rm. C. Da/Hdy. C. Da/Ev. C. Da/Jm. 1044 DA.7/G.5.2.38. 800. BENTLEY 50. Herewith is a preliminary specification of Bentley 50. This applies to the chassis produced before the introduction of… | ||
| scan0296 | Component list for the 'G' Section of the Bentley 50 model, with references and notes. | ||
| View original record | 'G' SECTION. BENTLEY 50. DA.7/G.5.2.38. SECTION. TITLE. 6000 Flywheel & Clutch Bentley 111. 6030 Gear Box and Act. Gear. Bentley 111. 6035 Speedometer Drive. Bentley 111. 6040 1st. & 3rd Motion… | ||
| scan0297 | Parts list for the Bentley 50, detailing differences and commonalities with the Bentley lll, Wraith lll, and other models. | ||
| View original record | 'D' SECTION. BENTLEY 50. DA.7/G.5.2.38. SECTION. TITLE. 7190 Instrument Board. Different to Bentley lll. 7290 Battery Box and Fittings. Bentley lll. 7360 Wiring and Fittings. Bentley lll. 7360 Wiring… | ||
| scan0298 | Continued index for 'D' Section, listing various electrical components and their applications. | ||
| View original record | 'D' SECTION. (Cont'd). DA.7/G.5.2.38. SECTION. TITLE. 8160 Switchbox. RR. Simple. 8170 Distribution Board. RR. Simple. 8230 Stop Lamp Switch. Bentley lll. 8280 Lamps, Horns and Fittings. Special. 8290… | ||
| scan0299 | Parts list index for 'F' Section, detailing components and their vehicle application. | ||
| View original record | 'F' SECTION. SECTION. TITLE. 6151 Front Brake Eqr. Gear - Foot. Bentley lll. 7000 Frame & Fittings. Bentley lll + 6" / inside member and cross. 7001 Wing Stays. Special. 7008 Front Bumpers. Special.… | ||
| scan0300 | Index page detailing component sections including pressure piping, tools, spares, and a side spare wheel carrier. | ||
| View original record | 'F' SECTION. (cont'd) DA.7/G.5.2.38. SECTION. TITLE. 7165 Pressure Piping - Gov. Control. For Hand control only. 7400 Spanners & Tools. 7420 Spares. 7430 Side Spare Wheel Carrier. Bentley lll to suit… | ||
| scan0301 | Parts list for 'E' Section of the Bentley 50, detailing component interchangeability with other models. | ||
| View original record | 'E' SECTION. BENTLEY 50. DA.7/C.5.2.38. SECTION. TITLE. 5000 Crankcase & Bearings. Wraith 111. 5010 Crankshaft. Wraith 111. 5020 Spring Drive. Wraith 111. 5030 Connecting Rod. Wraith 111. 5040 Piston.… | ||
| scan0302 | List of components for Section 'E', detailing their titles and associated vehicle models or modifications. | ||
| View original record | 'E' SECTION. (cont'd) SECTION. TITLE. 5203 Oil Filter. Wraith lll. 5204 Oil Sump Indicator Wraith lll. 5205 Relief Valves. Wraith lll. 5206 Pressure Oil Filter. Wraith lll. Bye-pass. 5210 Wire… | ||
| scan0303 | Specification document for the first experimental B.50 car, detailing required designs and parts. | ||
| View original record | To Hy. from Rm/Gry. c. Da. c. Hdy. c. Ev. c. RPS. 104L4 Rm/Gry.4/WH.24.2.38. 800 1-B.50. We wish to give to HPS. as soon as possible a specification for the first experimental B.50 car. After… | ||
| scan0304 | Car specifications regarding wheels and tyres, and the urgency of parts lists. | ||
| View original record | -2- Rm/Gry.4/MH.24.2.38. B.III. The car is otherwise identical with the first 7" tyres. The same 16 x 4.500 wheels will be used, but with If the programme in By.9/G.13.1.38 is adhered to parts A and B… | ||
| scan0305 | List of Bentley 111 sections and parts applicable to the Bentley 50 model. | ||
| View original record | GRY (crossed out) BACK AXLE HPS. (crossed out) c. Rm. 1044 BY/NS.5/G.2.3.38. File B 50 BENTLEY 111 SECTIONS ON B.50. 800 In accordance with memo Rm/Gry.4/MH.24.2.38. we give below a list of Bentley… | ||
| scan0306 | List of parts categorized by department, section number, title, and L.O.P. number. | ||
| View original record | - 2 - BY/NS.5/G.2.3.38. SECTION. TITLE. L.O.P. E. Department. 5070 Inlet Pipes. EW.3579 5080 Carburetter EB.3523 5082 Carburetter Air Silencer. EB.3569 5090 Camshaft 5200 Oil Fittings and Petrol Drain… | ||
| scan0307 | Secret memorandum discussing the specification and programme for the B.50 model, including delays and proposed parts. | ||
| View original record | SECRET. 1044 800 also S. By. from RM. c. Da. c. Da/Hdy. c. Da/Ev. c. Rm/Gry. c. By/HS. Rm6/R.4.3.38. B.50 Specification & Programme. We have spoken on the telphone to you, and made various decisions… | ||
| scan0308 | Specifications for wheels, springs, and axles for the B.50 and B.III car models. | ||
| View original record | -2- The wheels should be 16 x 6½. in the meantime, the semi-floating axle with hubs to suit and disc wheels for 7" tyres will go forward, and when they are completed they can be fitted to this first… | ||
| scan0309 | Design modifications for the Bentley 50 engine cylinder and head, including a bore increase. | ||
| View original record | BY/NS. c. Rm. c. Da/Jnr. c. Da/Mc S. c. RHO. 800 DA.8/G.4.3.38. BENTLEY 50 ENGINE. Herewith is E.CD.525 Revision of Cylinder and Head to provide for 3 1/2" bore. The combustion space has been… | ||
| scan0310 | Policy discussion on chassis and power plant design, comparing the B.50 unit with the Phantom III engine and other alternatives. | ||
| View original record | To By. from Rm. c. Hs. 1044 also R's Policy 1260 Rm.3/AP.5.3.38 800 CHASSIS POWER PLANT DESIGN. The scheme drawings for the cast iron B.50 unit are now virtually completed. The question arises as to… | ||
| scan0311 | Future engine design strategy, comparing the redesign of the Phantom III unit against new concepts and market considerations. | ||
| View original record | -2- The only justification for the redesign of the P.III. unit is that we are going to continue with it for a number of years. To make a reasonable profit we shall have to re-design the car as well.… | ||
| scan0312 | Development expenditure, production, and pricing for a complete car, with a reference to competitor Vauxhalls. | ||
| View original record | -3- the development expenditure necessary to keep pace with organisations such as Vauxhalls. It is clearly inopportune to strive for increased production until we have shewn that we can work to… | ||
| scan0313 | List of 19 proposed design features and modifications for an engine. | ||
| View original record | -4- Rm.3/AP.5.3.38 1. Plugs in the Vee only. 2. Two 6 cyl. distributors or one existing 12 cyl. distributor. 3. Crankshaft with wider main bearings. 4. Elimination of need for water cooled exhaust… | ||
| scan0314 | The oil filler, engine breather, and oil dipstick for the Bentley 50 model. | ||
| View original record | BY/NS. c. to Rm. c. DA/Jnr. 850 DA.12/G.10.3.38. SWD2 BENTLEY 50. OIL FILLER, ENGINE BREATHER & OIL DIPSTICK. Please receive herewith E.CD.512 Oil Filler Breather Pipe and Dipstick - Bentley 50. The… | ||
| scan0315 | Specification and programme timeline for the Bentley 50. | ||
| View original record | 104H H.S. (struck through) C. Hm. GIRY BY.4/G.11.3.38. 800. BENTLEY 50. SPECIFICATION AND PROGRAMME. I attach hereto copy of Da.5/G.10.3.38. I am sending you the information exactly as received from… | ||
| scan0316 | Specification and programme update for the Bentley 50 project, detailing timelines for the gearbox, dashboard, and bonnet. | ||
| View original record | Copy. BY. DA.5/G.10.3.38. -------------------------------------------------------------------------- Re: BENTLEY 50. SPECIFICATION AND PROGRAMME. -------------------------------------------- Referring… | ||
| scan0317 | Modifications to the cylinder head of the Bentley 50 Engine. | ||
| View original record | BT/NS. c. De/JHP. c. De/MCTS. c. Rm. 800 Piles DA.23/G.11.5.38. BENTLEY 50 ENGINE. Herewith is E.CD.536 which shews a modification to the overall height of the cylinder head to avoid the cooling… | ||
| scan0318 | Revision of the programme for the Bentley 50 chassis and measures to ensure schedule adherence. | ||
| View original record | 1044 TO ~~Br.~~ from HPS. c. to Rm. [Signature] 800 HPS.2/VS.14.3.38. BENTLEY 50. With reference to BY.4/G.11.3.38. in regard to the specification and programme for the above chassis. I fully agree… | ||
| scan0319 | Calling a conference to fix a completion date for the Bentley 50 chassis. | ||
| View original record | Rm. HPS. Da. BY/Mtn. BY/NS. Da/JD. Da/Mc.S. Da/TWD. Da/HD. BY/Ald. 1044 BY.5/G.16.3.38. 800 BENTLEY 50. I attach hereto copy of Da.5/G.10.3.38. giving the position in regard to the completion of the… | ||
| scan0320 | Specification and programme document outlining the development timeline for the Bentley 50 model components. | ||
| View original record | COPY. BY. --- DA.5/G.10.3.38. BENTLEY 50. SPECIFICATION AND PROGRAMME. Referring to Rm.6/R.4.3.38. the third paragraph:- (a). New Gear Box. The details of the box will be completed by the end of this… | ||
| scan0321 | Milestone chart tracking the design and planning progress of the B50 engine project. | ||
| View original record | B 50 MILESTONES AUG. 13TH PLANNING B50. CONVENTIONAL & POWER HEAD WITH BLOWER. SEPT. OCT. 20TH SINGLE CYL EXP DESIGNS (KING). MITCHELL STARTED. NOV. 9TH 17 BELT DRIVE AUXILIARIES. CONFERENCE BY. TO… | ||
| scan0322 | Study on crankshaft length as the controlling factor for a straight 8-cylinder 3.5' bore engine. | ||
| View original record | Rm. 1044 DA/Jnr.10/G.24.3.38. ---- 800 STRAIGHT 8 ENGINE 3.5" BORE. ------------------------- Having made a study of the length of this type of engine, it is clear to me that the crankshaft dimension… | ||
| scan0323 | 'Bentley 50', confirming agreement to conference minutes and discussing completion timelines. | ||
| View original record | HPS. [strikethrough] Rm. BY/NS. [strikethrough] 1044. 800 BY.6/N.25.3.38. Re: Bentley 50. Kindly note we agree to the minutes of the conference held on the 17th.inst. relating to the above, and… | ||
| scan0324 | Confirming details for a B.50 car fitted with a Straight 8 engine. | ||
| View original record | 1044. 800 Da/Ev. from Rm. Rm5/R.28.3.38. STRAIGHT 8 ENGINE 3.5" BORE. This is to confirm that you will let us have a sketch of a B.50 car fitted with a Straight 8 engine having a cylinder block length… | ||
| scan0325 | Bearing width and water spacing for a Straight 8 Engine with a 3.5' bore. | ||
| View original record | 1044. 800 Da/Jnr. from Rm. Rm4/R.28.3.38. STRAIGHT 8 ENGINE 3.5" BORE. With reference to Da/Jnr10/G.24.3.38., we shall be interested to know the width of the intermediate bearings which it is possible… | ||
| scan0326 | Modifications to the Bentley lll and Bentley 50 production programme. | ||
| View original record | Sg. Hs. Da. Rm. e. HPS. e. RMS. BY.2/G.5.4.38. 800 BENTLEY lll and BENTLEY 50. PROGRAMME. Referring to BY.8/G.13.1.38. and programmes attached to same for Bentley lll and Bentley 50, we propose to… | ||
| scan0327 | Modifications to programmes for Bentley lll and Bentley 50. | ||
| View original record | - 2 - BY.2/G.5.4.38. would be substantially unaltered, as the final dates are not affected. Attached please find programmes for Bentley lll and Bentley 50 in line with the above modifications. BY. | ||
| scan0328 | Programme outlining the development and build status for the Bentley 111 model. | ||
| View original record | BY.3/G.5.4.38. P R O G R A M M E for BENTLEY 111. The first car is actually on the road fitted with universal gearbox. The second car with new gearbox will be available last week in July 1938. (wider… | ||
| scan0329 | Production programme and timeline for the Bentley 50 model. | ||
| View original record | BY.4/G.5.4.38. PROGRAMME for BENTLEY 50. (a). First car available middle of June 1938. This car, however, will not have the semi-floating axle, but the semi-floating axle will be produced and fitted… | ||
| scan0330 | Production programme and timeline for the Bentley 50 model. | ||
| View original record | 800 By.4/G.5.4.38. PROGRAMME FOR BENTLEY 50. (a) First car available middle of June 1938. This car, however, will not have the semi-floating axle, but the semi-floating axle will be produced and… | ||
| scan0331 | Introduction of Jaguar-style traffic indicators and a reversing light on the Bentley 50 chassis. | ||
| View original record | DA. [crossed out] BY/RD. [crossed out] c. Rm. 800 BY.6/G.6.4.38. BENTLEY 50. Sg. has decided that they like the type of traffic indicator used on the Jaguar car. We will also have to introduce this… | ||
| scan0332 | Listing design schemes to complete the major sections of project 1.B.50. | ||
| View original record | To By... from Ev. c. to Rm. c. to Da. 800 Da/Ev.20/N.7.4.38. Re: 1.B.50. The following are the schemes we shall have done to complete the major sections of 1.B.50, by the week-end. Ø (1) PD.131 -… | ||
| scan0333 | Dispatch of blueprints for the crankcase and bearings of a Bentley 50 Chassis. | ||
| View original record | To HPS d. BY c. RHC/CAN c. Rm/Swdl. 800 Piles BY/CS1/EH.11.4.38. Re Bentley 50 Chassis. Crankcase & Bearings - Sec:5000. E.CD.550 - Bottom Half Crankcase etc. Please receive herewith blue prints of… | ||
| scan0334 | B.50 specification sheet detailing instrument, battery, wiring, and starter motor components. | ||
| View original record | 800 B.50 SPECIFICATION. SECTION D. TITLE. LOP. NO. 7190 Instrument Board. DB.1660 Different to B.III. 7290 Battery box and fittings. DB.1573 B.III. One piece box finished anti-sulphuric paint on L.H.… | ||
| scan0335 | Parts list for Section D, detailing electrical components and their specifications. | ||
| View original record | SECTION D. TITLE -2- LOP.NO. Rm/Cr.1/AP.14.4.38 8060 Automatic switch. DW.460 Cont'd. Starter switch to DCD.123 mounted on motor. Standard bearings in reduction gear, simplified drive to DCD.270. 8070… | ||
| scan0336 | List of vehicle components and parts with corresponding operation numbers and usage notes. | ||
| View original record | -3- SECTION D. TITLE LOP. NO. 8290 Regulator & cut-out. Use ex. B.III. R.R. cut-out and Lucas 2 1/2 turn regulator mounted on R.R. base and temporary sub base. No field fuse. Eventually single contact… | ||
| scan0337 | List of parts and specifications for Section E, covering water pumps, oil systems, fans, and radiators. | ||
| View original record | -4- SECTION E. TITLE LOP.NO. 5101 Water Pump Drive. EW.1526. Wraith III. 5160 Water pump. EW.1440 Wraith III. 5170 Oil pump. EW.973 Wraith III. 5180 Wheelcase and fittings. EW.1491 Wraith III. 5190… | ||
| scan0338 | Specification sheet listing vehicle sections, part numbers, and build details. | ||
| View original record | -5- Rm/Cr.1/AP.14.4.38 SECTION E. TITLE LOP NO. 5260 Bonnet. Rover type, special. Bonnet top and top of bonnet side PD.145. Bonnet side and fixing PD.147. Valance strip PD.148. 5270 Starting handle.… | ||
| scan0339 | Specification sheet detailing various vehicle components and their arrangements under Sections F and G. | ||
| View original record | -6- Rm/Cr.1/AP.14.4.38 SECTION F. TITLE LOP.No. 7130 Dashboard & Fittings. Special sheetmetal dash to FCD.532. Mounting to frame FCD.552. Dashboard arrangement FCD.563. 7131 Floorboard and fittings.… | ||
| scan0340 | List of transmission, drivetrain, and braking system components with their corresponding part numbers and notes. | ||
| View original record | -7- Rm/Cr.1/AP.14.4.38 SECTION G. TITLE LOP.NO. 6040 1st. & 3rd. motion shaft. GB.2997 B.III. PD.85, PD.96, & PD.107. 6045 Servo drive. GB.3268 B.III. PD.82, PD.85, PD.96. 6050 2nd. motion shaft.… | ||
| scan0341 | Parts list for Section G, detailing components like the undersheet, hubs, servo motor, and brakes. | ||
| View original record | -8- Rm/Gr.1/AP.14.4.38 SECTION G. TITLE. LOP.NO. 6160 Undersheet. 6170 Rear hub. B.III. 16 X 5 wheel PD.134 and 7" tyres. 6180 Servo motor mechn. GB.3555 To suit gearbox. PD.138 and 144. GCD.620. 7043… | ||
| scan0342 | Specification sheet for the B.50 (First Car) detailing various mechanical sections. | ||
| View original record | Br. Rm. Ds. HPS 800 BY/NS.8/G.14.4.38. SPECIFICATION OF B.50. (FIRST CAR). SECTION 6151 - FRONT BRAKE EQUALISER. F.CD.605 Front Brake Operation. SECTION 7000 - FRAMES & FITTINGS. second car As B.111,… | ||
| scan0343 | Specification list of vehicle components, part numbers, and assembly notes. | ||
| View original record | - 2 - BY/NS.8/G.14.4.38. SECTION 7080. - PETROL TANK. No top fittings to F.CD.555, F.CD.565. Support Straps F.CD.566. SECTION 7100 - PEDALS. Clutch pedal F.CD.519. Brake pedal F.CD.600. Accelerator… | ||
| scan0344 | Status report on various automotive components, organized by section number. | ||
| View original record | - 3 - BY/NS.8/G.14.4.38. SECTION 7165 - PRESSURE PIPING, GOVERNOR CONTROL. To be made up by Experimental Department. SECTION 7400 - SPANNERS AND TOOLS. SECTION 7420 - SPARES. No information available.… | ||
| scan0345 | Specification sheet detailing changes to propeller shaft, axle, brake, and hub components. | ||
| View original record | - 4 - BY/NS.8/G.14.4.38. SECTION 6110 - PROPELLER SHAFT AND UNIVERSAL JOINT. New Front Propeller shaft 6" longer than B.111 (second car) GB.3500. A new rear propeller shaft will be required when the… | ||
| scan0346 | Specification sheet detailing engine and chassis components with their associated drawing numbers. | ||
| View original record | - 5 - BY/NS.8/G.14.4.38. ENGINE SECTION. As B.111 to Rm/Swdl's specification. SECTION 5220 - FAN. S.CD.571 Fan Adjustment. SECTION 5230 - EXHAUST FITTINGS. Rear Tail Pipe in frame to F.CD.609. Rear… | ||
| scan0347 | New blueprints for a wheelcase on a Bentley 50 Chassis. | ||
| View original record | To HLS. c. BY. c. RHC/CAN c. Rm/Swdl. Lles 800 BY/CS1/EH.20.4.38. Re Bentley 50 Chassis. Wheelcase & Fittings - Sec:5180. E.CD.533 - Wheelcase. Please receive herewith blue prints of the following new… | ||
| scan0348 | Specification for the wheels and tyres for the B.50 (First Car). | ||
| View original record | BY/NS. O. RM. [REDACTED] 800 DA.11/G.32.4.38. GRY SPECIFICATION OF B.50 (FIRST CAR). Referring to BY/NS.8/G.14.4.38. the intention on the first car is to use Wraith wheels and tyres, that is, 17" x 4"… | ||
| scan0349 | Notification of new blueprints for Exhaust Manifold drawings for the Bentley 50 Chassis. | ||
| View original record | To: H S V (Strikethrough) O.R.S (Strikethrough) S. RHO/CRN. c. Rm/Swdl. 800 (Handwritten) BY/CS1/BH.27.4.38. Files (Handwritten Signature) Re Bentley 50 Chassis. Exhaust Fittings - Section 5230.… | ||
| scan0350 | New drawings for the Bentley 50 Chassis crankcase and bearings. | ||
| View original record | [struck through] To H.S. [struck through] c. D.T. [struck through] c. RHO/CAR. c. Rm/Swdl. 800 Pile BY/CS2/EH.4.5.38. Re Bentley 50 Chassis. Crankcase & Bearings - Section 5000. E.CD.436 - Top Half… | ||
| scan0351 | Requesting a time estimate for producing the pattern for the B.50 cast iron engine's crankcase and cylinder block. | ||
| View original record | HPS. from Rm. c. By. c. By/NS. 800 Rm13/R.4.5.38. B.50 CAST IRON ENGINE. The detail drawings of the crankcase and cylinder block of this unit are now nearing completion, and you have had the scheme… | ||
| scan0352 | Tests of different body mountings to determine the most suitable type for quietness and steering stability. | ||
| View original record | 800. + 1127. COPY FOR FILES. To Rm. from Rm/Caswell. 4.5.39. RE BODY MOUNTINGS - 1.B.50. The following tests of different body mountings were made in an endeavour to determine the most suitable type… | ||
| scan0353 | Report comparing 'Metalastik' and 'Rubber insertion' body mountings. | ||
| View original record | -2- "Metalastik" Mountings. These were fitted to all body supports - 16 in all - which included 4 at the dash and cowl so that all metallic connections at those points between body and frame were… | ||
| scan0354 | Report comparing body construction, noise, and design features between car models 1.B.50 and 2.B.50. | ||
| View original record | -3- 4.5.39. Fitting similar tyres to 1.B.50 did not notice- ably detract from the front compartment's quietness. On the whole 2.B.50 is a far more pleasing product than 1.B.50. The body is different… | ||
| scan0355 | The design for the Bentley 50 Cast Iron Engine's dynamo mounting and oil feed to the distributor drive. | ||
| View original record | BY/RD. C. Rm. DA.13/G.9.5.38. BENTLEY 50 - CAST IRON ENGINE. DYNAMO MOUNTING AND OIL FEED TO DISTRIBUTOR DRIVE. Please receive herewith E.CD.643 RR. Dynamo Mounting and Distributor Drive Oil Feed -… | ||
| scan0356 | New blueprints for valves and fittings for the Bentley 50 Chassis. | ||
| View original record | Sora File [Struck through]To [illegible] [Struck through]By [illegible] c.c. Rm/Swdl. BY/CS3/EH.18.5.38. Re Bentley 50 Chassis - Valves & Fittings - Sec:5060. E.CD.329 - Camshaft & Tappets. E.CD.403 -… | ||
| scan0357 | Dispatching blueprints for the Bentley 50 cast iron engine, with a handwritten note about a discussion on patterns for an 8-cylinder engine. | ||
| View original record | [Text struck through] c. Rm/Swdl. 800 Have had a talk to Walker about the patterns & the 8 cyl engine to follow Rm BY/CS3/EH.20.5.38. Re Bentley 50 Cast Iron Engine. Crankcase & Bearings - Section… | ||
| scan0358 | Cylinder components and new drawings for a Bentley 50 Chassis C.I. Engine. | ||
| View original record | To Mr. [obscured] Mr. [obscured] c.c. REG/Shul. c. Rm/Swdl. File BY/CS2/EH.20.5.38. Re Bentley 50 Chassis.(C.I.Engine). Cylinder - Section 5050. E.CD.403 - Overhead Inlet and Side Exhaust Valves.… | ||
| scan0359 | Request to detail an Experimental Pipe for the B.50 cast iron engine. | ||
| View original record | 800 By/Ald. from Rm. Rm4/R.21.5.38. Will you please detail an Experimental Pipe for the B.50 cast iron engine on the lines of the attached note. Rm. | ||
| scan0360 | Suggestion to produce a development induction pipe for the B.50 engine to experiment with carburettor arrangements. | ||
| View original record | To Rm. 21.5.38. B.50 Induction Pipes. Designs are now available for the above engine and the induction system is shown on PD.114. In order that we may find by experiment the most suitable arrangement… | ||
| scan0361 | Blueprints for a Bentley 50 engine's crankcase and cylinder head sent to the Pattern Shop. | ||
| View original record | 800 To Sft/Mr Walker (Pattern Shop). [Note: 'Sft/' is struck through] c. to Rm. BY/NS.12/N.21.5.38. BENTLEY 50 - ENGINE. We send you herewith blueprints of: [Handwritten initials 'Rm' in blue pencil]… | ||
| scan0362 | Modifications to the Bentley 50 Cast Iron Engine, including the rocker cover and cylinder head. | ||
| View original record | 800 c. RHc/ORN. c. Rm/Swdl. BY/CS1/EH.24.5.38. Re Bentley 50 Cast Iron Engine. Cylinder - Sec:5050. E.CD.404 - Rocker Shaft and Cover. E.CD.536 - Modification to Height of Cylinder Head. Further to… | ||
| scan0363 | Blueprints for a new drawing of a Relief Valve Casing for the Bentley 50 Cast Iron Engine. | ||
| View original record | To: HPS [struck out] c/c RHC/S [struck out] c. Rm/Swdl. 800 File BY/CS1/EH.30.5.38. Re Bentley 50 Cast Iron Engine. Oil Relief Valves - Section 5205. E.CD.613 - Oil Fittings and Relief Valves. Please… | ||
| scan0364 | Instructing the use of backed off cams, successful on the Wraith model, for the Bentley 50 C.I. engine. | ||
| View original record | File DV/NO [Strikethrough] 500 c. Rm. DA.17/G.31.5.38. B.50. C.I. ENGINE. Please receive PD.191 shewing the backed off cams, which gave good results as regards turning vertical tappets on Wraith. It… | ||
| scan0365 | New blueprints for Vandervell Camshaft Bearings for the Bentley 50 Cast Iron Engine. | ||
| View original record | c. Rm/Swdl. BY/CS2/EH.31.5.38. Re Bentley 50 Cast Iron Engine. Crankcase & Bearings - Section 5000. E.CD.436 - Top Half Crankcase, Crankshaft etc. E.CD.329 - Camshaft and Tappets. E.CD.464 - Camshaft… | ||
| scan0366 | Instructions for new drawings and experimental machining of a crankshaft for the Bentley 50 Cast Iron Engine. | ||
| View original record | [Handwritten] 830 [Illegible stamped text, crossed out] c. Rm/Swdl. [Handwritten] File BY/CS2/EH.3.6.38. Re Bentley 50 Cast Iron Engine. Crankshaft - Section 5010. E.CD.436 - Top Half Crankcase,… | ||
| scan0367 | New drawings and required parts for the Bentley 50 Cast Iron Engine and Wraith practice. | ||
| View original record | c. Rm/Swdl. Video BY/CS3/EH.8.6.38. Re Bentley 50 Cast Iron Engine. E.CD.436 - Top Half Crankcase, Crankshaft etc. Further to our memo' BY/CS2/EH.4.5.38., please receive herewith blue prints of the… | ||
| scan0368 | New drawings and a List of Parts for the oil pump of the Bentley 50 Cast Iron Engine. | ||
| View original record | [REDACTED] c. Rm/Swdl. BY/CS2/EH.9.6.38. Pale Re Bentley 50 Cast Iron Engine. Oil Pump - Section 5170. E.CD.550 - Bottom Half Crankcase, Oil Pump and Suction Filter. Please receive herewith blue… | ||
| scan0369 | Drawings for the B.50 8-cylinder engine, enabling a 6-cylinder crankcase pattern to be made suitable for it. | ||
| View original record | Piles 800 DA.15/G.9.6.38. B.50. 8 ENGINE. SWDL Herewith are :- PD.177 ¼ Scale Arrangement. PD.196 Front end of Engine and Mounting. PD.190 Thermostat and Bye-pass. The object of these drawings is to… | ||
| scan0370 | List of components made from alternative materials for the Bentley 1.B.50 chassis for road testing precautions. | ||
| View original record | 802 AFM To Rm. from HPS. HPS.3/VS.22.6.38. BENTLEY 1.B.50. In order that you may take the necessary precautions during road testing of the above chassis, we give below a list of components produced… | ||
| scan0371 | List of parts produced from solid material, categorized by vehicle system. | ||
| View original record | - 2 - HPS.3/VS.22.6.38. PARTS PRODUCED FROM SOLID. FB.3737. Steering Box Supp. Bracket. Front Brakes. (FB.3782. Equaliser Arm. (FB.3785. Actuating Lever. (FB.3784. " " (GB.3704. Fulcrum Pin. (GB.3706.… | ||
| scan0372 | Annotated photograph of a Bentley chassis identifying various components and their part numbers. | ||
| View original record | BENTLEY CHASSIS 1 - B - 50 [Left Side of Photo] TORQUE ARMS FB 2980 - CAST STEEL TORQUE ARM BEARINGS FB 3086 CAST STEEL FB 3372/3 CAST STEEL SPRING SUSPENSION BRACKETS GB 2792 CAST STEEL [Center of… | ||
| scan0373 | Annotated photograph and parts list for a Bentley Chassis 1-B-50. | ||
| View original record | PARTS PRODUCED FROM SOLID EQUALISER ARM FB 3782 ACTUATING LEVER FB 3785 ACTUATING LEVER FB 3784 FULCRUM PIN GB 3704 IDLER LEVER GB 3706 GEARBOX SECTION BALANCE LEVER GB 3538 OPERATING LEVER GB 3539… | ||
| scan0374 | Secret memo detailing the status of an experimental car (B.50) and the rebuilding of a gearbox (B.III). | ||
| View original record | 800 also 400 SECRET. Sg. from Rm. Hs. c. By. ___________ Rm4/R.23.6.38. B.50 went over on the road as a complete car on Tuesday, June 21st. As is the case with every prototype experimental car, a… | ||
| scan0375 | Agreed improvements for the B.50 model to align it with the Silver Wraith, covering suspension, brakes, track width, and bodywork. | ||
| View original record | 800 also 600 To Da... from Ev. c. By. Hn. Da/Hdy. c. Rm/Gry. Roy/Les. Da/Ev.10/N.9.7.38. Re: Silver Wraith & B.50. We wish to confirm that we have agreed to improve the next B.50 (2.B.50) by adding… | ||
| scan0376 | List of complaints for car model 1.B.50 following a weekend test run. | ||
| View original record | 800 To Rm/FD. from Rm/Gry. FOR LOG BOOK. Rm/Gry.2/MH.18.7.38. WEEK-END RUN ON 1.B.50. A few complaints on this car are as follows:- (1) BODY. None of the doors will shut unless they are slammed… | ||
| scan0377 | Noting that the brake and axle pedals are positioned too closely together. | ||
| View original record | -2- Rm/Gry.2/MH.18.7. (8) PEDALS. It seems that the brake and axle pedals are too near together. It is very difficult to press the brakes without also pinning the throttle. Rm/Gry. | ||
| scan0378 | Outlining the progress and required work for three experimental cars, including the Silver Wraith. | ||
| View original record | 800, Hood, 666 + 1260 SECRET. HPS. from Rm. c. By. c. Da. c. Ev. c. Hdy. c. JNr. _________ Rm5/R.18.7.38. With reference to the attached specification for the next three experimental cars to be built,… | ||
| scan0379 | Component specification memo for the 9.B.V., 2.B.50, and 30.G.VI (Silver Wraith) models. | ||
| View original record | To HPS. from Rm/Gry. c. By. c. Da. c. Ev. c. Hdy. c. Jnr. Rm/Gry.1/MH.18.7.38. 9.B.V., 2.B.50 and 30.G.VI (Silver Wraith). We can give you the following particulars about these cars:- 9.B.V. This… | ||
| scan0380 | List of design specifications and progress updates for models 2.B.50 and the Silver Wraith (30.G.VI). | ||
| View original record | -2- Rm/Gry.1/MH.18.7.38. 2.B.50. As 1.B.50 except for:- (1) Frame with heavy gusset - details ready. (2) 56 x 2¼" rear springs - being detailed. (3) Rear spring brackets for 59" track - layout just… | ||
| scan0381 | List of project status updates for various automotive components. | ||
| View original record | -3- (9) Prop. Shaft centre brg. - scheme required for longer cross - not started. (10) Petrol Tank - scheme just started. (11) Dash - to suit raised steering column - not started. (12) Pedals and… | ||
| scan0382 | List of seven faults or issues observed in a vehicle. | ||
| View original record | 800 COPY FOR FILES. B.50. Rm. 25.7.38. (1) Servo inclined to lock in the off position. (2) Gears come out 2nd. and overdrive. (3) Clutch pedal squeaks, (4) Pitching tendency of the suspension very… | ||
| scan0383 | List of work and modifications to be carried out on car B.50. | ||
| View original record | To HPS. 809 Rm/FD.2/JH.11.8.38. B.50. Will you please have the following work carried out on the above car. ENGINE. (1) Fit rubber washers under rocker cover nuts. (2) Fit General oil filter (supplied… | ||
| scan0384 | New pistons and pins for the front shock dampers. | ||
| View original record | -2- Rm/FD.2/JH.11.8.38. SHOCK DAMPERS. (16) New pistons and pins in the front shock dampers. Rm/FD. | ||
| scan0385 | Feedback and issues with a car after a 200-mile test drive. | ||
| View original record | 800. Rm/Wym. from Rm. Rm3/R.29.8.38. 1.B.50 We have the following comments to make on this car on which we covered about 200 miles during the week-end. The worst feature appears to be the tendency to… | ||
| scan0386 | Vehicle faults including ventilation, a leaking roof, and fumes. | ||
| View original record | -2- Rm3/R.29.8.38. The ventilation of the front seats seems to be thoroughly bad. We suggest that the General Motors Ventilators are eliminated, and the railway type ventilators fitted. It is… | ||
| scan0387 | List of obsolete and new parts for development work on Bentley Car 1.B.50. | ||
| View original record | To Rm/Gry. from Rm/Sym. c. Rm/AH. c. Rm/IH. c. Rm/NKC. c. Rm/JBD. c. Rm/Ltd. c. Rm/CTS. c. Rm/PJB. c. Rm/GH. c. Rm/Sdl. c. Rm/PD. c. Rm/Wl. 200 Rm/Sym.4/MH.1.9.38. BENTLEY CAR 1.B.50. We have now… | ||
| scan0388 | Reporting an unsatisfactory test run on an experimental car due to a missing synchromesh mechanism, requesting a future trial. | ||
| View original record | 800 To Rm. from Sg. Copy to BX. re B.50. Sg2/E8938 I had a run on the experimental car on Tuesday morning last but it was not very valuable because all the synchromesh mechanism had been taken out of… | ||
| scan0389 | Outlining the development program for the B.50 Engine Project, including 6-cylinder and 8-cylinder variants. | ||
| View original record | 500 By. from Rm. c. HPS. c. Da. c. Da/Jnr. c. Rm/Swdl. B.50 Engine Project. Confirming our discussion with you relating to the sequence of development which we hope to carry out on the range of… | ||
| scan0390 | List of four different engine unit types, specifying cylinder count and bore size. | ||
| View original record | -2- Rm6/R.14.9.38. (1) 6-cyl. Cast Iron Unit 3¼" bore. (2) Straight 8 Cast Iron Unit 3¼" bore. (3) 6-cyl. Cast Iron Unit 3½" bore. (4) Straight 8 Reduced Weight Unit 3½" bore. Rm. | ||
| scan0391 | Possibility of using a pressed steel plate on project B.50 to save weight, referencing practices by Vauxhall and Ford. | ||
| View original record | 800 RHC/Vs. c. Da/Jnr. Rm15/R.30.9.38. You will note that on the Vauxhall one side of the engine is fitted with a pressed steel plate, retained in position by studs and nuts. The object of this… | ||
| scan0392 | Requesting engine details to enable pattern makers to produce a piston for a B.50, 3.75 bore engine. | ||
| View original record | 800 By/Jnr. from Rm. Rm3/R.1.10.38. B.50. 3.75 bore. If we could have the details of this engine we could get the pattern makers on the job right away. We do not know whether you have produced a… | ||
| scan0393 | Requesting a production cost comparison for the new B.50 engine against the existing Wraith unit. | ||
| View original record | 800. RHC. from Rm. Rm1/R.1.10.38. B.50 ENGINE. We have now prepared a report on the general result that has been obtained on the new B.50 engine unit including weight analysis, horse-power curves,… | ||
| scan0394 | The production schedule and specifications for experimental cars and engines. | ||
| View original record | 800, also 1260, 400, 666 HPS. from Rm. c. Rm/Gry. c. Rm/Swdi. Rm10/R.18.10.38. EXPERIMENTAL CAR WORK. Confirming our conversation, we are very anxious to build some B.50 and B.III motor-cars. The most… | ||
| scan0395 | Instructions on engine component manufacturing and testing, specifically regarding camshafts and cast iron engines. | ||
| View original record | -2- Rm10/R.18.10.38. We do not want to stop experiments on cast iron camshafts, but should like sufficient steel shafts to be made to cover all engines. This will avoid hold ups. If these are brought… | ||
| scan0396 | Requesting another opportunity to test drive car B.50 when it is in a fit state. | ||
| View original record | Handwritten: W.R.M We might let him try this when we have a good engine mounting. Rm. 800 Typed: To Rm. from Sg. re B.50. Sg18/E261038 Just a note to remind you that as per my Sg2/E8938 I should like… | ||
| scan0397 | Deferring the trial of the B.50 vehicle due to the existing prototype being outdated. | ||
| View original record | 800 Sg. from Rm. Rml/R.31.10.38. TRIAL OF B.50. We should like to defer your trial of the B.50 until the second car is available, the one and only car we have is out of date in so many respects that… | ||
| scan0398 | From Sg. to Rm. regarding the trial of B.50 and a breach of security protocol. | ||
| View original record | 800 Miss Reece To Rm. from Sg. Trial of B.50. Sg17/E11138 Referring to your Rm1/R.31.10.38 I quite agree and leave it to you to tell me when I may have the trial. B.50 of course is still on the secret… | ||
| scan0399 | Specification sheet for car components including the gearbox, rear axle, and brakes. | ||
| View original record | 800 To HPS. c. to By. c. to Da. c. to By/JD. c. to By/HED. c. to By/CS. c. to By/NS. c. to By/CRL. Rm/Cr.4/JH.3.11.38. SPECIFICATION 2.B.50/1. Herewith a comprehensive specification for 2.B.50.… | ||
| scan0400 | List of specifications for rear components, servo, hand brake, and suspension systems. | ||
| View original record | -2- Rear Cont'd. Adjustor GCD.770. Pedals FCW.873. Pull off springs FD.262. Stiffening plate FC.273, GCD.892. Servo. Servo FC.211. Servo drive FD.222, but with whole bronze worm wheel. Balancer… | ||
| scan0401 | List of specifications for various vehicle components including suspension, clutch, and fuel system. | ||
| View original record | -2- Rear Suspension. 36" rear springs. Threaded front anchorage rear spring. Damper fixing FOC-671. Spring shackle FOC-912. Riding control FOC.819/20. Damper R.R. type valve specification later. Rear… | ||
| scan0402 | Specification sheet listing parts for various vehicle systems, including steering, dashboard, cooling, and electrical. | ||
| View original record | -4- Bm/Cr.4/JB.5.11.38. Steering. Steering column head FOB.853. Steering column box and mounting design, in hand. Geometry as B.111, except for length of cross steering tube. Dashboard. Dashboard Arr.… | ||
| scan0403 | Continued list of electrical equipment components. | ||
| View original record | -5- Rm/Cr.4/JB.3.11.38. Electrical Equipment Cont'd. Regulator and cutout L.C.F.D.S.1922. Incorporating Lucas S.R. type L.A.7 regulator and cutout. Lucas base. Distribution Board C8.DF.DF.36.… | ||
| scan0404 | Instructing the removal of an engine from car 29.G.VI and fitting it to a Bentley 1.B.50 chassis. | ||
| View original record | γ 800 To HPC. Rm/Wym.9/JH.22.11.38. BENTLEY 1.B.50. We are sending 29.G.VI. car into the fitting shop for the removal of the engine (the gearbox is already out) so that same can be fitted to 1.B.50… | ||
| scan0405 | Bentley 50 experimental car programme and a proposal for a new 'Lagonda Chaser' model. | ||
| View original record | 800 By. from Rm. Rm11/R.3.12.38. BENTLEY 50 EXPERIMENTAL CARS. In the past, the general rule has been that we made six experimental cars of any particular type. The Rationalised Programme, however,… | ||
| scan0406 | Fitting salt-cooled exhaust valves to the Bentley 50 engine, compression ratios, and testing methods. | ||
| View original record | 800? To BY. From RHC/G.Mc. C. Rm. RE. BENTLEY 50. Is it considered reasonable to fit salt cooled Exhaust Valves to the above Engine? The cost factor is of great importance as expressed in your memos… | ||
| scan0407 | Instructions for the removal and examination of the engine from Bentley 1.B.50 to find the cause of a rattle. | ||
| View original record | 800 To HPS. Rm/RB.5/JH.4.1.39. Bentley 1.B.50. We are sending 1.B.50 car into the fitting shop for the removal of the engine. This should be sent to HPS/F. Normal for examination of flexible flywheel,… | ||
| scan0408 | Introductory memo for a brief outline of the B.V. and B.50 experimental cars, detailing the document's purpose and how it will be updated. | ||
| View original record | 800 and H50 To By. c. to Rm/Gry. c. to Ba. c. to Rm/AFM. c. to Ba/RV. c. to Rm/PJH. c. to Ba/hdy. c. to Rm/KC. c. to Mx. c. to Rm/Swdl. c. to By/NT. c. to Rm/JBD. c. to HPG. c. to Rm/FD. c. to… | ||
| scan0409 | Modifications to a Bentley Outline Specification. | ||
| View original record | 800, HOOb and Hood To By. c. to Rs/TB. c. to Lm. c. to Rm/Gry. c. to Da/Ev. c. to Rm/AFm. c. to Da/Rdy. c. to Rm/ZJH. c. to Mx. c. to Rm/NC. c. to Dy/W. c. to Rm/T-ol. c. to HTS. c. to Rm/IH. c. to… | ||
| scan0410 | Requesting to fit an all-metal yoke from vehicle 9.B.V. to the near side of vehicle 1.B.50. | ||
| View original record | 800 To HPr. from Rm/Clm. c. to HPr/TF. Rm/Clm.8/JH.15.2.39. 1.B.50. We wish to fit one of the all metal yokes which have just been taken off 9.B.V. to the near side of 1.B.50. Rm/Clm. | ||
| scan0411 | List of jobs to be carried out on a Bentley car, 2 B. 50. | ||
| View original record | 800 To HPS. Rm/WYM.30/ER 15.2.39. Bentley car - 2 B. 50. We are sending the above car into the fitting shop to do the following jobs:- 1. Remove present gear box and fit box No. 5 B.V. 2. Rear axle… | ||
| scan0412 | List detailing the non-interchangeability of parts for B.V. & B.50 models. | ||
| View original record | 800 and 400. Rm/Gry.2/MH.28.2.39. NON-INTERCHANGEABILITY OF PARTS B.V. & B.50. (1) Wheelbase. This is inevitable and apart from the frame affects (1) Prop. Shaft. (2) Silencers. (3) Brake Rods. (4)… | ||
| scan0413 | List of vehicle components and major contemplated differences, including gear ratios, petrol tank, rear axle, and dashboard. | ||
| View original record | -2- Rm/Gry.2/MH.28.2.39. (7) Overdrive or Standard Ratios. (1) 1st. Motion shaft. (2) Side shaft cluster. (3) 2nd. and overdrive driven gears. (8) Petrol Tank. (1) End plates R.H. and L.H. (2) Top &… | ||
| scan0414 | The 2.B.50 car, noting issues with the brakes, engine rattle from experimental parts, and steering stability. | ||
| View original record | 800 Hs. from Rm. Rm5/R.11.3.39. 2.B.50. The brakes of this car are not up to standard. As, of course, they are exactly the same as the car running 15,000 miles in France, it is only a question of… | ||
| scan0415 | Required rectifications for a W.III No.9 unit, including issues with the ignition and cooling systems. | ||
| View original record | 800 To HPS. from Rm/Swdl. c. Rm/RC. Rm/Swdl.6/MH.22.3.39. 2.B.50. We are returning W.III No.9 unit for fitment into the above car, the existing unit B.V. No.0 to be removed. The following attention… | ||
| scan0416 | Work instructions for a Bentley Car 2.B.50, including an engine swap and adjustments to suspension and drivetrain. | ||
| View original record | 600. To HPS. from Rm/Wym. Rm/Wym.1/MH.22.3.39. BENTLEY CAR 2.B.50. We are sending the above car into the fitting shop for the following work to be done. (1) Remove present engine W.III No.6 and fit… | ||
| scan0417 | Near head-on collision and a list of nine criticisms following a vehicle test run. | ||
| View original record | 800 Rm/Wym. from Rm. Rm2/R.3.4.38. 2.B.50. We nearly had a head-on collision with this car, owing to the fact that the brake and the accelerator pedals can be depressed simultaneously unless great… | ||
| scan0418 | Request to improve engine breathing on a Bentley 2.B.50 by fitting a cowling. | ||
| View original record | 800 To HPC. Rm/Wym.3/JH.4.4.39. Bentley 2.B.50. We wish to improve the breathing on the engine in the above car and would therefore like you to fit the cowling to the present breather pipe to… | ||
| scan0419 | Workshop instructions for a Wraith III No.9 unit. | ||
| View original record | 800. To HPS. from Rm/Swdl. c. Rm/Wym. Rm/Swdl.1/MH.25.4.39. 2.B.50 (WRAITH III No.9 UNIT). The above car is being sent into the Shop for various complaints on the unit in view of which we should like… | ||
| scan0420 | Unsolicited testimonial describing a 200-mile test drive and review of the 2/B/50 model. | ||
| View original record | 800. To Rm. from E. E.11/HP.25.4.39. UNSOLICITED TESTIMONIAL. I was very interested to try 2/B/50 this week-end, and to run it for about 200 miles on a week-end trip into the Eastern counties, at an… | ||
| scan0421 | Test report on the first B.50 car, comparing its performance and features to a future Wraith model. | ||
| View original record | SECRET. To .. Eg. c. to C. HC. HY. -> Rm. 800. 2B50. CxZ/EE.28.4.39. dict.27.4.39. C. and I had an opportunity of trying for a short while the first of the B.50 cars available for test by driving it… | ||
| scan0422 | Swapping of engines between cars 2.B.50 and 29.G.VI and associated modifications. | ||
| View original record | 800 + 600c. To HPS. Rm/Wym.5/JH.17.5.39. 2.B.50 and 29.G.VI. We wish to change over the 2 engines in the above cars so that we have the cast iron engine unit B.60 No.2 fitted in 2.B.50. and the Wraith… | ||
| scan0423 | Test report detailing issues found after a 400-mile weekend run, primarily concerning the brake system and other minor faults. | ||
| View original record | 800. To Rm/FD. (FOR LOG BOOK) C. Rm/JBD. Rm/Gry.3/MH.26.6.39. 2.B.50. Week-end run of about 400 miles. The main criticism of this car is the functioning of the brake system. The servo groaned for… | ||
| scan0424 | Identifying the source of a whistling sound on B.V. and B.50 models, proposing a modification to the shutter blades. | ||
| View original record | 850 & H50 To By. c. to Da. c. to Da/Ev. Rm/FD.1/JH.20.7.39. Whistle on B.V. and B.50. The mysterious whistle which is apparent on all our B.V. and B.50 models has finally been traced to the air stream… | ||
| scan0425 | Front brakes sticking on a car during a cold spell. | ||
| View original record | File To Rm. from Rm/Wym. C. to Rm/Rigby. C. to Rm/FD. What sticks Rm see F.D. Rm/Wym.3/BA.3.2.40. 2.B.50. This car is fitted with Girling Brakes all round and during the recent cold spell, we have had… | ||
| scan0426 | Front Girling brakes sticking when cold and releasing after a short distance. | ||
| View original record | 800.? To Rm. from Rm/Wym. c. to Rm/Rigby. c. to Rm/FD. Rm/Wym.S/BA.3.2.40. 2.B.50. This car is fitted with Girling Brakes all round and during the recent cold spell, we have had trouble with the front… | ||
| scan0427 | Conversion of a car into a transport lorry and the allocation of a new engine. | ||
| View original record | 800 & 1642 To Rm/CTS. Rm/FD.3/SW.13.3.40. 1 - B - 50. It has been agreed that this car will be converted into a transport lorry for use between Belper and the Works. The cast iron engine unit has… | ||
| scan0428 | Letter to Messrs Park Ward & Co. Ltd. regarding the design and costing of a lorry body for chassis 1-B-50. | ||
| View original record | 800 Ev3. March 28th, 1940. Messrs Park Ward & Co. Ltd., 473, High Road, Willesden. N.W. 10. Attention of Mr. C. Ward. Dear Sirs, RE LORRY BODY ON CHASSIS 1-B-50. The Expl. Dept. wish to fit a lorry… | ||
| scan0429 | Specification revision for Bentley V. Unit No. 3, Chassis 2-B-50, regarding the flywheel and clutch. | ||
| View original record | To Rm from Rm/CP C: Rm/wyn [crossed out] C: Rm/HH [crossed out] Rm/CP.4./EC.29.10.40. Bentley V. Unit No. 3 Chassis 2-B-50 Specification of the above unit is revised as follows :- Work carried out at… | ||
| scan0430 | Revisions to the gearbox and servo motor for Bentley Chassis 2-B-50. | ||
| View original record | To Rm from Rm/CP c. Rm/Hyne c. Rm/HH Rm/CP.5./EC.29.10.40. Bentley Chassis 2-B-50 Bentley V Unit No. 3 Specification of the gear box fitted to the above Chassis is revised as follows :- Work carried… | ||
| scan0431 | Collecting car B.50-LS, leaving car 10-B.5, and a request to forward a forgotten driving license. | ||
| View original record | Rm...from Blb. B.50-LS. Blb.7/WT27.11.40. 800 I collected the above car from Derby yesterday and left 10-B.5. My mileage on the latter is approximately 1900. I should like to take this opportunity to… | ||
| scan0432 | Alternative vehicle arrangements due to the unavailability of Chassis B.50-LS for a planned visit. | ||
| View original record | Rm...from Blb. Blb.1/WT20.11.40. 800 Chassis B.50-LS. This morning I received a note from Br. which states :- "We are now carrying out the further minor repairs found necessay after taking the car on… | ||
| scan0433 | 2-B-50 'mongrel car' and arrangements for a future vehicle loan. | ||
| View original record | To Ev. from Rm. Copy to Ey/SE. By/Mx. 800 Rm.S/ET.9.1.41. re 2-B-50 I was very interested to receive Ev.1/EIW.5.1.41. 2-B-50 is a mongrel car, with a good many obsolete parts on it. Since manufacture… | ||
| scan0434 | Test drive report and impressions of a new car model, focusing on ride, handling, and performance. | ||
| View original record | Rm. c to BY/SB. c to BY/Mx. BY.1/EIM.5.1.41. re 2 - B - 50. It has been an interesting experience to drive one of the more recent cars after a long period of being detached from chassis work and… | ||
| scan0435 | Continuation of a road test report detailing the performance and issues with a Bentley II vehicle. | ||
| View original record | - 2 - Continued:- Second gear was less noisy than some gears of the type I have driven but was nothing like as good as a Bentley II second gear, but overdrive was only apparent when one forgot to… | ||
| scan0436 | Note on the record mileage achieved by a 3 1/2 Litre Bentley axle shaft before failure, with a theory on the cause of breakages. | ||
| View original record | - 3 - Continued : It is also of interest that my own 3½ Litre Bentley B-69-EJ completed 72 thousand miles of driving with the original type of Bentley axle shaft before failure occurred and I think… | ||
| scan0437 | Summary of mileage data for various cast iron engine units. | ||
| View original record | 800 12.1.41. CAST IRON ENGINE MILEAGES B.80 UNITS 30 C VII - 63,084 Mls. 33 C VII - 15,951 Mls. 11 B V - 21,734 Mls. 4 B 50 - 15,106 Total 114,875 Mls. B.60 UNITS 9 B V - 11,656 Mls. 1 B 80 - 10,451… | ||
| scan0438 | Summary of mileage data for various B.V suspension components. | ||
| View original record | 12.1.41. B.V SUSPENSION MILEAGES. ------------------ 7-B-V = 19,959 Miles 8-B-V = 67,521 " 9-B-V = 27,611 " 10-B-V = 13,183 " 11-B-V = 21,734 " 12-B-V = 30,873 " B-22-AW = 21,921 " 1-B-50 = 21,878 "… | ||
| scan0439 | The settlement of a repair account for car 2.B.50. | ||
| View original record | To Hs/Dd. from Rm/Wym. Rm/Wym.4/ET.2.5.41. 800 The attached account for 2.B.50 car has been forwarded to you for settlement. As you will recall, this car was loaned to the Transport Department only 24… | ||
| scan0440 | Faults found in car 2-B-50 during a visit to Leyland. | ||
| View original record | 800 To Rm/Wym (for Log book) c. to Rm. Rm/FJH.14/SW.26.6.41. Visit to Leyland in 2-B-50 20-21/6/41 This car performs well with the exception of the following faults :- (1) Front End Shake. (2) Heavy… | ||
| scan0441 | Continued report page on tracing a fault, noting the absence of useful tools from the tool kit. | ||
| View original record | -cont'd- - 2 - Rm/FJH.14/SW.26.6.41. (8) The tracing of this fault was not helped by the absence of all the useful tools from the tool kit. No petrol or oil was added to the car. Rm/FJH. [Handwritten… | ||
| scan0442 | Letter from Park Ward & Co. Ltd confirming a car is ready for collection and arrangements for paint. | ||
| View original record | DIRECTORS: A F SIDGREAVES C W WARD S W HARVEY-BAILEY C FALCONER E C HONEYMAN W S PAGE TELEPHONE. WILLESDEN 2595 (5 LINES) TELEGRAMS. WARENPAR. WILLROAD. LONDON YOUR REF. Rm.3/ET. OUR REF. CWW/AT/WH.… | ||
| scan0443 | Telegram confirming a vehicle is ready for collection on Thursday morning. | ||
| View original record | ROWBOTHAM ROYCAR DERBY = 4 'B 50' READY FOR COLLECTION 'ON THURSDAY MORNING = 'WARENPAR' ++ 4 B 50 ONE ++ | ||
| scan0444 | Vehicle faults including brakes, doors, roof, and steering. | ||
| View original record | 800B Car file To: Rm/Wym. from Rm. Rm. 2/h. 17.11.41. III B.50. W/E. 15th November, 1941. 4 gallons petrol added. Brakes squeak. Doors uncertain - O.S. front does not lock from inside - N.S. Rear will… | ||
| scan0445 | Car defects, specifically grounding at the rear and fuel filling issues, with a handwritten test report. | ||
| View original record | CONFIDENTIAL Chassis To. Rm. from Jnr. 8G0 Jnr.1/GAB.29.12.43. c. to. Ev. Wynn: What hits first -? 3B50 Silver Ripple. Phm There are two defects that I have noticed when taking out the car, which has… | ||
| scan0446 | Revised specification for a Bentley No.1 Unit, chassis 1.B.50, detailing flywheel and clutch work. | ||
| View original record | 800 N/A Ans To: FJH. from Wym/HN/CP. Wym/HN/CP. 1/LH. 3.1.44. Bentley 60. No.1 Unit. Bentley Chassis 1.B.50. Specification of the above unit is revised as follows:- Work carried out at Clan 22.12.43.… | ||
| scan0447 | Ground clearance and petrol filling issues on a Bentley 50. | ||
| View original record | CONFIDENTIAL. Chassis To Rm. from Wym. c. to Jnr. c. to Ev. 800 BENTLEY 50. With reference to Jnr./1/GAB. 29.12.43. addressed to Rm. re. two defects on the Silver Ripple. After a telephone… | ||