Performance graph comparing Brake Horse Power and Brake Mean Effective Pressure against RPM for various Weir induction pipe setups.
| Identifier | WestWitteringFiles\R\2December1927-February1928\ Scan190 | |
| Date | 16th February 1925 | |
| WEIR INDUCTION PIPES TESTS. SHEET II ④ { INDUCTION PIPE & FISHTAIL (WITH NOZZLE) TO SCH. 965. (ONE PIECE PIPE). HOT SPOT PIPE TO V243 (CARB. IN STD. POSITION). ⑤ DITTO, BUT WITHOUT NOZZLE IN FISHTAIL. ③ STANDARD INDUCTION PIPE. BRAKE HORSE POWER B.M.E.P. (LBS/□") R.P.M. OF ENGINE. FOR CONDITIONS OF TESTS, SEE SHEET I. ③ ④ ⑤ B.H.P. ③ ④ ⑤ B.M.E.P. V253 | ||
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).