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).
Design position sheet detailing modifications and updates to the Wraith Chassis components.
| Identifier | ExFiles\Box 161a\4\ scan0205 | |
| Date | 13th April 1937 | |
| Item. (sheet 4) Design Position. WRAITH CHASSIS - CONTINUED. Gearbox - Finer pitched gears with increased helix angle. N.Sch.5064. Completed 16.3.37. " - Revised rear rubber mounting 25/30 HP.type. In hand. " - Revised rear rubber mounting similar to front engine mounting, In hand. " - Mod. to diaphragm plate to reduce cost. N.Sch.5095. Completed 22.3.37. " - Modified splines on speedometer driving gear. N.Sch.5100. Completed 31.3.37. " - Transmission damper in gearbox. In hand. Forged end plate with integral bearing housing - P.III.rear axle centre casing. N.Sch.5084. Completed 17.3.37. Rear axle dip stick. N.Sch.5090. Completed 22.3.37. Modified stop for actuating lever - rear brakes. N.Sch.5091. Completed 22.3.37. Mods. to damper governor filter to reduce cost. N.Sch.5092. Completed 23.3.37. " " " " main casing and valve body, to reduce cost. N.Sch.5096. Completed 22.3.37. Mod. to rear axle tube to suit tube manufacturers. N.Sch.5108. In hand. Front hub, outer race, roller bearing retaining plate. N.Sch.5109. Completed 12.4.37. Cross in frame bolted to side members. LeC.5614. Completed 13.4.37. Extra lightening holes in cross. LeC.5615. In hand. Existing front suspension - modified front pan. N.Sch.5105. Completed " " " - modified and lightened main forging N.Sch.5106. Completed 8.4.37. | ||