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).
List of modifications and part numbers for various chassis components, including undersheets, lever mechanisms, brakes, and axles.
| Identifier | ExFiles\Box 169\1\ img181 | |
| Date | 22th June 1931 | |
| -5- RHC{R. H. Coverley - Production Engineer}/WSC{W. S. Cassel}2/IS.22.6.31 Undersheets to LOP.F.81244. Modified Pocket and Front Underpan to suit Engine Diamond Mounting to LsC.291C/11. Side Lever Mechanism to LOP. G.77720. The following parts produced with finer limits to cure rattle on Change Gear mechanism.- G.78579 Pivot modified to drg: Ex.5276. G.78583 Spherical Seating modified to drg: Ex.5275. G.78584 Selector Lever modified to drg: Ex.5277. Rear Brake Equalising Gear (Hand) to LOP.G.77577. Rear Brake Intermediate Shaft to LOP.G.77590. Universal Joint and Propeller Shaft to LOP.G.76861. Rear Axle to LOP. G.78285. Axle No. EXP.9 - 16J - 11 x 41. Ratio. Existing Axle modified, incorporating G.L. 479 - Lubrication of Rear Brake Actuating Shafts. Breather to drg Ex 5988. Piston to Axle Casing Rear Brakes to LOP.G.78278 - G.L.479. G.79558-9 Actuating Levers. G.79562-3-4-5 Toggle Act: Shafts. incorporating G.L.479 Lubrication Scheme. Anti-Squeak Type Brake Shoes G.79217-8 re-lined with Ferodo Bonded Asbestos. Rear Brake Equalising Gear (Foot) to LOP.G.77576. Front Brake Equalising Gear (Foot) to LOP.G.78366. -cont'd- | ||