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).
Comparison of camshaft and tappet displacement specifications for Chevrolet and Wraith engines.
| Identifier | ExFiles\Box 126\4\ scan0181 | |
| Date | 18th June 1937 | |
| DISPLACEMENT OF CAMSHAFT AND TAPPETS. 18.6.37 CHEVROLET WRAITH Amount of tappet offset parallel with the length of camshaft. Tappet C.L. rear of) (Tappet C.L. forward of cam C.L. by .100 ) cam C.L. by .100 End. view through section of camshaft at right angles to its length Tappet offset towards centre ) { Tappet and cam on same of crankcase by .030 relative) { C.L. to C.L. of camshaft. ) ----- | ||