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).
Test report detailing issues with clutch splines, axle backlash, and gearbox slack on car model 30-EX.
| Identifier | ExFiles\Box 94\1\ scan0219 | |
| Date | 18th October 1935 | |
| -3- Hs{Lord Ernest Hives - Chair}/Gry.{Shadwell Grylls}25/KW.18.10.35. | CAR | TEST | RESULT | |-----------|-----------------------------------------------------------------------------------------------------------------------------------|----------------------------| | (14) 30-EX | When clutch splines had .027 and axle pinion .210 backlash at 1.875 radius. | Bad chunking audible, also in top gear | | (15) 30-EX | Original box, slack everywhere; rear wheels jacked up and chunking produced by use of hand brake. Applying a brake to the 2nd speed cone. | Noticeable improvement | Hs{Lord Ernest Hives - Chair}/Gry.{Shadwell Grylls} | ||