Blueprint showing the dimensions of a centre main bearing for a Bensport crankshaft in a Peregrine crankcase.
| Identifier | ExFiles\Box 85\5\ scan0010 | |
| Date | 20th May 1940 | |
| H's 620 2.700 CTS {C. Trot Salt - Carburation} UNALTERED .312 DIA STUD 2.650 DIA .060 +0 -1 .175 Rd. 2.250 DIA +1 2.300 DIA 2.502 DIA -1/2 OTHER DIMENSIONS TO BE SCALED OFF LGC 3097 2.500 DIA +1 .800 CRANKCASE CENTRE MAIN BEARING FOR BENSPORT(Codename for 3 1/2-litre Bentley) CRANKSHAFT IN PEREGRINE(Experimental Bentley car never produced / Aero Engine) CRANKCASE ROLLS-ROYCE, LTD. PRINT ROOM MAY 20 1940 DERBY. | ||
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).