From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Specification sheet detailing engine components with their design numbers, details, and remarks.
| Identifier | ExFiles\Box 118\1\ scan0108 | |
| Date | 5th January 1940 guessed | |
| SPECIFICATION SPECIFICATION Nº ISSUE Nº 2 SHEET Nº 1 SEC. Nº | TITLE | DESCRIPTION | DESIGN Nº | DETAILS | L.O.P. | REMARKS --- | --- | --- | --- | --- | --- | --- 5000 | CRANKCASE & BEARINGS | VANDERVELL MAIN & CAMSHAFT BEARINGS MAIN BEARING HOUSINGS 2.9165 + 1/2 DIA MODIFIED PETROL PUMP OPERATION FRONT ENGINE SUPPORT DISTRIBUTOR HOUSING MODIFIED DYNAMO MOUNTING STIFFENED TAPPET COVERS BREATHER ON CRANKCASE REV. COUNTER DRIVE | ECD.1257 ECD.1434 DCD.1408 TO ECD.1461 ECD.1446 PD. 438 PL 69 | DETAILED NOT DET'D | RE.106 | CRANKCASE & CYLINDERS. AC MECHANICAL PETROL PUMP. 5010 | CRANKSHAFT | .4% CARBON STEEL CRANKSHAFT. 2.750 DIA. JOURNALS & VANDERVELL MAIN BEARINGS. NOSE END OF SHAFT TO SUIT WRAITH SPRING DRIVE. (6 WEIGHT) | EXS. 1301 ECD 1227 | DETAILED RE.134 C SHAFT | LOP RE. 133 | CRANKSHAFT WITH INTEGRAL WEIGHTS TO BE INTRODUCED LATER 5020 | SPRING DRIVE | RR WRAITH TYPE SPRING DRIVE. SINGLE BELT. STEEL PULLEY EB 5014. | PD 439 | DETAILED | | EB 5014 FOR LOCKING PLATE. 5030 | CONNECTING RODS | BV TYPE ROD. BUT UNMACHINED. VANDERVELL SMALL END BEARING VANDERVELL BIG END BEARING | | | | RODS IN EXISTANCE 5040 | PISTON | RR. SPLIT SKIRT | | NOT DETAILED | | PISTON SIMILAR TO EW 2170 BUT WITH RAISED CROWN 5050 | CYLINDER HEAD | E 61477 NEW CYLINDER HEAD TO INLET VALVE SEATS IN 3 1/2 % NICKEL EB 5196 OIL FILLER IN ROCKER COVER. | PD.458 PD.430 | DETAILED DETAILED | | THERMOSTAT WILL BE REQUIRED. (FIXED SHUTTERS) EB 4129 OUTLET CONNECTION. 5060 | VALVES & FITTINGS | SOLID STEM EXHAUST VALVES. MOTOR COMP. INLET VALVES .4% CARBON PUSH ROD. DOUBLE SPRINGS ON INLET. ALUM SEAL WASHERS. NO GRUMMET. | EB 3853 EB 5107/8 EW 2260 | | | SIMILAR TO LOP EB 4112 FOR 33-G-VII EXCEPT Nº OFF IS REQ'D FOR 6 CYL'R NOT 8 CYL'R.{Sir Henry Royce} 4% C PUSH ROD REQ'D IN LENGTH TO SUIT NEW HEIGHT OF HEAD. 5070 | INLET PIPES | TO SUIT STROMBERG DUPLEX DOWNDRAUGHT CARBURETTER. | ECD1509 | DETAILED | RE 154 | 5080 | CARBURETTER | STROMBERG DUPLEX DOWNDRAUGHT CARB. ELECTRICALLY OPERATED CHOKE | ECD.1523 ECD.1509 | | | SUPPLIED BY Rm{William Robotham - Chief Engineer}/CTS{C. Trot Salt - Carburation} 5082 | CARBURETTER AIR SIL'R | AC. AIR CLEANER | | | | SUPPLIED BY Rm{William Robotham - Chief Engineer}/WHY 5090 | CAMSHAFT & BEARINGS | S/IN CAMSHAFT Ex 33974 THRUST FACE TO | PL. 7 | NOT DETAILED | | TO SUIT IMPROVED IDLING. ANGLE BETWEEN CAMS SIMILAR TO EB 5143 (8 CYLINDER) GEAR TO BE ADDED FOR REV COUNTER DRIVE | ||