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).
Design position sheet listing development status for P.V.G.II and P.V.XII engine components.
Identifier | ExFiles\Box 30\4\ Scan070 | |
Date | 2nd November 1934 guessed | |
sheet - 8 - ITEM. DESIGN POSITION. -------------------------------------------------------------------------------- P.V.G.II ENGINE. ------------------ Supercharger gearing - two speed. In hand. Revision of cylinder head. In hand. Alternative water, oil and petrol pump drives. In hand. Supercharger casing. In hand. P.V.XII ENGINE WITH 12 CYL: RAMP/HEAD. -------------------------------------- Cylinder head. Completed. Camshaft and rocker mechanism. Completed. Induction pipe and priming pipes. Completed. Camshaft drives. Completed. Piston (6.5:1 compression ratio.) Completed. Modified rear end cylinder studs. Completed. Modified front end cylinder studs. Completed. Modified crankcase breather. Completed. Cylinder head oil drain (front). Completed. Oil pipes to camshafts. Completed. Oil pipe - relief valve to reduction gears. Completed. | ||