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).
Weight, spring, and buffer clearance specifications for car 4-B-IV.
| Identifier | ExFiles\Box 88\2\ scan0068 | |
| Date | 7th November 1934 | |
| To Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} Hs{Lord Ernest Hives - Chair}/FD.{Frank Dodd - Bodies}5/KW.7.11.34. 4-B-IV. Lp{Mr Lappin}'s Car. Total weight, with full tank of petrol etc. - T. c. q. lbs. Front 15 1 7 Rear 18 0 20 Total 1 13 1 21 This does not include 2 suitcases which should be carried in the rear. The chassis is now fitted with Firth road springs - Front N.S. 692 lbs. Loaded. O.S. 700 " " 720 Rear N.S. 878 " " O.S. 880 " " 900 Buffer clearance with 4 passengers - N.S.F. 1.250" } std. 1.5" + or - .25" O.S.F. .950" } N.S.R. 2.5" } std. 2.6" + or - .375" O.S.R. 2.250" } Hs{Lord Ernest Hives - Chair}/FD.{Frank Dodd - Bodies} | ||