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).
Records of experimental features fitted to various cars, detailing parts, mileage, and fitment dates.
| Identifier | ExFiles\Box 83\3\ scan0127 | |
| Date | 7th January 1941 | |
| To Rm.{William Robotham - Chief Engineer} 200 BY/GWH.{George W. Hancock - Head Chateauroux}1/HL.7.1.41. Herewith are some records of experimental features that were fitted to Cars at the London Depots which may be of value after the present crisis. Sales Trials Car. 25/30. GAN 54 Mileage 23763. Special experimental Exhaust rubber suspension brackets fitted 5th.Sept.1938. After 1,607 miles this suspension was taken off and fitted to GAN 33 mileage of Car 27575 on the 4.11.38. JAN.18.1.39. Magor Monro. GAN.33 Rubber exhaust suspension examined at mileage of 31,037 - 3,462 miles run, total 5,069 miles to date. BENTLEY. This block had worn badly, was reground and refitted to B103GP at mileage Expt. Cylinder Block B144 HK{Col. T. Harker - Sales} to B103 GP 17.8.38. W2 EM EB 2929+ .015" oversize. Pistons not plated tight skirt type run in for 2 hrs on Castrol. BENTLEY. Rear Axle Pinion Bearing. (1) Special GB4080 thrust bearing fitted to Lappins Car B.5OLS Mileage 17435 Date 5.10.38. BENTLEY. (2) Special GB4080 thrust bearing fitted to Franklin B81HM{Capt. W. Hallam - Head Repairs} Mileage 25129 Date 17.10.38. BENTLEY. (3) Special GB4080 thrust bearing fitted to Stepney B70CR{Mr Cra???ster / Mr Chichester} 25.10.38. Mileage 31,705 PH III. Servo 17.11.38. Special RAD 13 S5775 fitted to 3 CP 180 Mileage 2,046 3 CM 87 " 12,706 3 BU 122 " 16,743 Bentley Anti Rattle Scheme for steering column. Scheme MATL S/SC BY/NS.{Norman Scott}3/GL.{G. Linnett}3.11.38. G.23.11.38. Cars fitted with the above scheme. B75 DK Mileage 37358 B202 GA " 33,346 B38 JD{J. Draper - Frames} " 16582 B117JY " 32,127 B36JD{J. Draper - Frames} " 42371 Dec.15th.1938. | ||