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).
The fitting and working clearances of Bentley lead bronze bearings on two chassis.
| Identifier | ExFiles\Box 27a\1\ Scan317 | |
| Date | 16th September 1935 | |
| To Hs{Lord Ernest Hives - Chair}/RM.{William Robotham - Chief Engineer} Copy to RHC{R. H. Coverley - Production Engineer}-Experimental Dept. Copy to Hd.{Mr Hayward/Mr Huddy} SR/VA4/JB.16.9.35. Levallois. Re Bentley Lead Bronze Bearings. With further ref: to your RHC.{R. H. Coverley - Production Engineer}2/MS.12/1/35.,we have fitted lead bronze bearings to the undermentioned chassis against which we give full particulars of the working clearances etc. ****************** Chassis B-1-CW.- F.B.A. Ltd. Demonstration Car. Mileage - 33560 Kms. Fitted on the 9/9/35. "A" Diameter of crank pins. 1.2.3.4.5.&6. = 1.998" "B" Internal diameter of lead bronze bushes. 1.2.3.4.5.&6. = 2.001" = .003" Working clearance. ****************** Chassis B-48-BN.{W.O. Bentley / Mr Barrington} - Mr Andrieu. - Mileage 19286 Kms. Fitted on the 16/9/35. "A" Diameter of crank pins. 1.2.3.4.5.&6. = 1.9985" "B" Internal diameter of lead bronze bushes. 1.2.3.4.5.&6. = 2.0015" = .003" Working clearance. "VA" | ||