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).
Blueprint showing modifications to a cylinder head for Bensport J.I.
| Identifier | ExFiles\Box 3\4\ 04-page161 | |
| Date | 15th November 1932 | |
| VH452 CEILING TO BE LOWERED INLET. EXHAUST. TO BE TREPANNED ON THE INLET SIDE. NOTE .100 IS TO BE MACHINED OFF CYLINDER HEAD FACE. SECTION A.A. 1.10R 1.00R (1.40 approx) 1.700 O/H MODIFICATION TO CYL. HEAD. (E.56604) BENSPORT. J.I. ROLLS-ROYCE, LTD. PRINT ROOM NOV 15 1932 DERBY. C.H.S. 11-11-32 | ||