Performance graph comparing large and small bore induction manifolds on a 'Japan' engine with twin Zenith carburettors.
| Identifier | ExFiles\Box 56\2\ Scan169 | |
| Date | 21th May 1930 | |
| TWIN ZENITH CARBS. ON "JAPAN(Experimental Engine)." V 867. COMPARISON OF LARGE & SMALL BORE INDUCTION MANIFOLD. 26 M {Mr Moon / Mr Moore} /M CHOKES IN CARB. 5.25/1 COMPn RATIO. 116° CAMSHAFT. OPEN EXHAUST. SMALL BORE PIPE = LARGE BORE PIPE = B.H.P. R.P.M. B.M.E.P. SMALL BORE MANIFOLD LARGE BORE MANIFOLD SMALL BORE LARGE BORE ael/ 21-5-30 | ||
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).