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).
Data table showing the results of chassis and body torsion tests for a Wraith 'Bumper' chassis.
| Identifier | ExFiles\Box 8\10\ 10-page117 | |
| Date | 10th June 1937 | |
| CHASSIS & BODY TORSION TESTS. WRAITH "BUMPER" CHASSIS. FRAME 0.080" THICK. NO LARGE HOLES. TABLE DATA: COLUMN HEADERS: TORQUE LBS-INS., FRONT CROSS-MEMBER, FRONT AXLE, DASH, BODY BRACKET, BODY BRACKET, REAR SPRING SHACKLE ANCHORAGE, REAR AXLE ROW 1: 14,250, 1-05, 1-0, 0-55, 0-40, 0-30, 0-15, 0-15, 0-05 ROW 2: 28,500, 2-25, 2-10, 1-40, 1-30, 1-05, 0-45, 0-40, 0-20 ROW 3: 42,750, 4-20, 3-50, 3-0, 2-35, 2-0, 1-30, 1-15, 0-35 ROW 4: 57,000, 6-25, 5-40, 4-25, 3-45, 2-50, 2-05, 1-45, 0-45 ROW 5 (SET): 0, 1-0, 0-55, 0-40, 0-30, 0-25, 0-05, 0, 0 SIDE TEXT (VERTICAL): WITH HYSTERESIS | ||