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 drawing updates for the 3 1/4 Litre Bentley Chassis.
| Identifier | ExFiles\Box 30\3\ Scan058 | |
| Date | 19th January 1935 | |
| - 7 - BY.1/G.19.1.35. 3 1/4 LITRE BENTLEY CHASSIS. LeC. 4235 Modified Large Inlet Valve ................. Recd. 12.12.34. Detail drawings completed and issued ....... 15.1.35. LeC. 4281 Increased Diameter Con. Rod Bolts .......... Recd. 3.1.35. Detail drawings will be put in hand as soon as possible. LeC. 4288 Large Helical Oil Pump .................... Recd. 4.1.35. Detail drawings completed and issued ....... 8.1.35. N.Sch. 4235 Radiator Crossmember & Engine Mounting (Engine moved forward 3 ins)...................... Recd. 16.11.34. Detail drawings completed and issued ....... 27.12.34. Sch. 4238 Radiator Crossmember & Engine Mounting ..... Recd. 16.11.34. Detail drawings completed and issued ....... 15.12.34. N.Sch. 4244 Wing Stay & Headlamp Mounting - Centrally mounted radiator ............................... Recd. 16.11.34. N.Sch. 4246 Top Tank. Centrally Mounted Radiator.... Recd. 23.11.34. Detail drawings are in hand. N.Sch. 4262 Modn. to Propeller Shaft & Coupling for greater clearances. Layrub Coupling ............ Recd. 15.11.34. Detail drawings completed and issued ....... 6.12.34. N.Sch. 4265 Radiator Stays .......................... Recd. 23.11.34. Detail drawings are in hand. N.Sch. 4271 Bonnet Rest Plate ....................... Recd. 23.11.34. Detail drawings are in hand. N.Sch. 4277 Registration No. Plate Brackets for use with Stabilising Bumper ..................... Recd. 28.11.34. Detail drawings completed and issued ....... 30.11.34. N.Sch. 4284 Modified Starting Handle for cars with Bumper. Recd. 4.12.34. Detail drawings completed and issued ....... 8.12.34. N.Sch. 4288 Modified Bumper Mounting .................. Recd. 4.12.34. Detail drawings completed and issued ....... 12.12.34. N.Sch. 4290 Modfn. to Central Radiator Mounting ...... Recd. 6.12.34. Detail drawings are in hand. N.Sch. 4301 Modfns. to Bumper ...................... Recd. 19.12.34. Detail drawings completed and issued ....... 1.1.35. | ||