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).
Recommendation to set the front tyre pressure to 30 lbs/sq.in. for the 25/30 HP model.
| Identifier | ExFiles\Box 157\2\ scan0040 | |
| Date | 18th September 1936 | |
| X1332 To Hd.{Mr Hayward/Mr Huddy} (For Depot Sheet). c.c. to By.{R.W. Bailey - Chief Engineer} (For Instructions). Hs{Lord Ernest Hives - Chair}/Gry.{Shadwell Grylls}17/KW.18.9.36. 25/30 HP. Front Tyre Pressures. We recommend that in future the correct front tyre pressures for this car should be 30 lbs/sq.in., as we find this considerably improves the handling of the car. Hs{Lord Ernest Hives - Chair}/Gry.{Shadwell Grylls} | ||