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).
Comparison of centre journal loads for a Flat 12 cylinder engine and a 60° V 12 cylinder engine.
Identifier | ExFiles\Box 115\2\ scan0510 | |
Date | 16th November 1939 guessed | |
COMPARISON OF CENTRE JOURNAL LOADS FOR A FLAT 12 CYL. ENGINE. SHOWN THUS ______ AND A 60° V 12 CYL. ENGINE. SHOWN THUS - - - - LBS. BORE 3½ STROKE 4½ CONN. ROD CRANK 4.08 BEARING DIMENSIONS 2.75" dia x 2.0 WT. OF PISTON, RINGS, AND PIN. 1.61 lbs CONN. ROD WEIGHTS FORKED | PLAIN LITTLE END | 0.8 | 0.75 BIG END | 2.0 | 1.27 FIRING ORDER A 1 4 2 6 3 5 B 2 6 3 5 4 1 SHEET 6 | ||