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).
Graph comparing the power at the road wheels (B.HP) against engine R.P.M. for the S.S. and Phantom models.
Identifier | ExFiles\Box 17\7\ Scan040 | |
Date | 22th August 1929 | |
POWER AT ROAD WHEELS. S.S AND PHANTOM. 3RD GEAR B.H.P. AT ROAD WHEELS. AVERAGE PRODUCTION PHANTOM : -------- AVERAGE EXPTL S.S. : CUT OUT CLOSED ENGINE R.P.M. | ||