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 graph for a single outlet exhaust manifold on a Phantom Engine, comparing different exhaust system configurations.
| Identifier | WestWitteringFiles\R\2October1927-November-1927\ 155 | |
| Date | 21th November 1927 guessed | |
| SINGLE OUTLET EXHAUST MANIFOLD TO LE.C 2432/6/7. (TWO SHEETS). SHEET I:- CUTOUT CLOSED. PHANTOM ENGINE No. R.F. 25. COMPRESSION RATIO :- 4-12. LONG DURATION INLET CAM. STANDARD INDUCTION SYSTEM. EXHAUST SYSTEM TO LE C 2432/6/7 AND COMPLETE SILENCING EQUIPMENT AS FITTED TO CHASSIS. BRAKE - HORSE - POWER. R.P.M. OF ENGINE. STANDARD EXHAUST SYSTEM LE.C. 2432/6/7 (HOT-SPOT VALVE CLOSED). (HOT-SPOT VALVE OPEN) V170 | ||