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).
Specification sheet detailing buffer clearance, wing clearance, and spring camber measurements for the 14-EX model.
| Identifier | ExFiles\Box 16\7\ Scan054 | |
| Date | 27th March 1928 guessed | |
| 14-EX BUFFER CLEARANCE. X7410 FRONT N.S. 1.7" REAR. N.S. 3.24" O.S. 1.9" O.S. 3.2" Rear - No passengers - N.S. 4.7" O.S. 4.7" X615 Rear - Wing clearance N.S. 6.25" O.S. 6.2" Rear - spring camber N.S. .5" Neg. O.S. .8" Neg. Front - " " N.S. .55" Neg. O.S. .55" Neg. Taken with 6 averaged sized people in car and one spare wheel at rear. Rear springs 1400 lbs. Front springs 1150 lbs. Rn.{Mr Robinson} | ||