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).
Wear measurements for the bores and pistons of a Chevrolet vehicle.
| Identifier | ExFiles\Box 103\2\ scan0017 | |
| Date | 13th April 1939 | |
| REPORT RE WEAR IN BORES & PISTONS. ======================== Fitter: Pass & Joyce Chassis No.: Chevrolet (GA) Date: 13.4.1939 Job No.: Mileage: 21,104 BORE NOMINAL TAPER OVAL M C T 1 3.500" +.0045" .002" 1 4 1/2 2 " +.005" .0005" 1 1/2 5 3 " +.005" .001" 1 1/2 5 4 " +.004" .001" 1 1/2 4 5 " +.005" .0015" 1 1/2 5 6 " +.005" .001" 1 1/2 5 SMALL ENDS:- REMARKS:- PISTONS TYPE TOP BOTTOM. 1 2 Cast iron 3 Slipper type pistons 4 5 6 Signature JB | ||