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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).
Table detailing specifications for 40/50HP Chassis Crankshafts.

Identifier  ExFiles\Box 14\2\  Scan031
Date  2nd February 1929 guessed
  
40/50HP Chassis Crankshafts.

Drawing No. | Shape of Web. | Dia: of Journal. | Dia: of Crankpin. | Front End Spring Drive. | Rear End Thrust. | Remarks.
---|---|---|---|---|---|---
E.75216. | Parallel. | 2.6245 | 2.1235 | Std:Prod: | Std:Prod: | Std:Prod:to end of E-2 Series.
E.75413. | Parallel. | 2.6245 | 2.1235 | Std:Prod: | New design | EAC.7.
E.76546. | 3.300 Oval. | 2.6245 | 1.8735 | New design. | New design No.5. | Tubular Rods-10-EX EAC.14. CANCELLED.
E.76866. | Parallel. | 2.6245 | 2.1235 | New design. | Std:Prod: | EAC.8. CANCELLED.
E.76878. | 4.000 Oval. | 2.6245 | 2.1235 | New design. | New design No.5. | EAC.8.
E.76990. | 3.500 Oval. | 2.6245 | 2.1235 | Std:Prod: | New design No.5. | EAC.14. Continental
E.76999. | 3.500 Oval. | 2.6245 | 2.1235 | Std:Prod: | Std:Prod: | Std:Prod:Ch:1-50 on F-2 Series.
E.77245. | 4.000 Oval. | 2.6245 | 2.1235 | Std:Prod: | Std:Prod: | Std:Prod:Ch:51 on F-2 Series onwards.

Handwritten text on the right side: X7010
  
  


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