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).
Comparing engine oil way dimensions for various engine models.
Identifier | ExFiles\Box 141\2\ scan0247 | |
Date | 18th April 1941 | |
lubrication 1184 To Rm.{William Robotham - Chief Engineer} from Jnr.{Charles L. Jenner} Jnr.{Charles L. Jenner}6/SW.18.4.41. Engine Oil Ways. Even if we might be inclined to agree with Mr. Johnson of Vandervells in regard to small oil passages on our old engines, all engines designed by me have been generous in this respect as can be seen by reviewing. Merlin - 27 litres. Gallery Dia. .437 Bearing Feed Holes .275 B.V. & Wraith - 4.25 litres. Gallery Dia. .350 Bearing Feed Holes .287 B.60 - 4.25 litres. Gallery Dia. .650 Bearing Feed Holes .250 Myth - 1.5 litres. Gallery Dia. .383 Bearing Feed Holes .218 We could also compare on bearing sizes and periphery leaks but the results would still show a similar result. J60 2litres Jnr.{Charles L. Jenner} .500 Gallery .3125 / .250 E/B. | ||