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).
Analysis of a short type exhaust system, comparing performance with different components.
| Identifier | ExFiles\Box 13\2\ 02-page157 | |
| Date | 30th November 1931 | |
| ANALYSIS OF EXHAUST SYSTEM SHORT TYPE RM.{William Robotham - Chief Engineer}P.42 30/11/31 P.II No. 5 114° CAMSHAFT TO E.82233 4.65 C/R.{Sir Henry Royce} STD. CYL. HEAD 1.5 VALVE THROAT R.R. TWIN CARBS. 1.4 DIA. CHOKES. ① MANIFOLD ONLY ② " + FRONT EXP. BOX & intermediate pipe. ③ COMPLETE SYSTEM LESS FISHTAIL ④ COMPLETE SYSTEM B.H.P. B.M.E.P. LBS/SQ. IN. R.P.M. EX IN .013 CL'CE 50 15 55 | ||