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).
Dynamometer test graph from The Locomobile Co. of America for an engine with a Ricardo cylinder head.
| Identifier | ExFiles\Box 74\3\ scan0373 | |
| Date | 14th November 1923 | |
| ENGINEERING DEPT. THE LOCOMOBILE CO. OF AMERICA BRIDGEPORT, CONN. DYNAMOMETER TEST ORDER No. 950. of Ricardo cyl. head on [REDACTED] engine. TEST MADE BY H.C.H. ASSISTED BY A.K.L. DATE 11-14-23 Sheet No. 2 SPECIFICATION No. HORSE POWER FUEL IN LBS. PER H.P.H. TORQUE IN FOOT LBS. REVOLUTIONS PER MINUTE Ricardo cyl. head Standard camshafts Valves set .006" intake & exhaust Stromberg carburettor 1 5/16" choke high speed needle open 8 notches Aluminum pistons FORM 20M-500-10-21-19 | ||