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).
Performance comparison of different car configurations, showing flying half-mile and lap speeds at Brooklands Track.
| Identifier | ExFiles\Box 179\3\ img076 | |
| Date | 10th March 1932 | |
| BROOKLANDS TRACK 10.3.32 (1) FLYING HALF MILE SPEEDS 92.8 MPH (87.5) | 27EX TWIN SU CARBURETTORS R=5.25:1 1 1/4 CAMSHAFT 87 MPH (85) | 27EX STd RR CARBURETTOR R=5.25:1 1 1/4 CAMSHAFT 87.4 MPH | 34GN (FAIREY) RR CARBURETTOR R=5.25:1 STd CAMSHAFT HIGH LIFT ROCKERS 79.65 MPH | 60 JS.{Mr Johnson's Secretary} STANDARD CAR (2) LAP SPEEDS 91.38 (85.28) | 27EX TWIN SU CARBURETTORS R=5.25:1 1 1/4 CAMSHAFT 84.99MPH (81.51) | 27EX RR STd CARBURETTOR R=5.25:1 1 1/4 CAMSHAFT 84 MPH | 34GN (FAIREY) RR CARBURETTOR R=5.25:1 STd CAMSHAFT HIGH LIFT ROCKERS 77.9 MPH | 60J.S. STANDARD CAR CAR WEIGHTS 27EX - 47CWT 2QRS 14LBS (5334 LBS) 34GN - 47CWT 3QRS 26LBS (5374 LBS) 60JS{Mr Johnson's Secretary} - 45CWT 1QR 26LBS (5094 LBS) | ||