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).
Status report on tests for experimental Bentley units, with specifications for the B-2 spare unit.
| Identifier | ExFiles\Box 155\2\ scan0129 | |
| Date | 30th August 1937 | |
| To Rm.{William Robotham - Chief Engineer} c. to Rm{William Robotham - Chief Engineer}/Gry.{Shadwell Grylls} c. to Rm{William Robotham - Chief Engineer}/Mths.{Reg Matthews} c. to Rm{William Robotham - Chief Engineer}/FD.{Frank Dodd - Bodies} c. to Rm{William Robotham - Chief Engineer}/OTS. Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell}8/JH.30.8.37. Position of & tests being carried out on Experimental Bentley Units. Test Bed Units. B-4 B-9 B-13 Chassis Units. B-3 (B-56-BN{W.O. Bentley / Mr Barrington}) B-22(3.B.IV) B-24 (6.B.IV) B-20 (1.B.IV) B-11 (4.B.IV) small bore B-15 (B-29-AE) B-16 (5.B.IV) B-21 (B-35-AE). OTHER UNITS. ( B-2 ( ~~B-12~~ ) ( B-19 ( B-23- O.H.C. B-2 (Large bore) spare unit. Spread centre and stiffened crankcase with 4 stud fixing of rear main bearing. Solid Halls metal main bearings. Narrow pin crankshaft with strip big end bearing located to Loc.4435. Single hole feed in connecting rod bush. Aerolite Mg. pistons (sawcut in ring groove) Large capacity oil pump (helical gears). Borg & Beck No.14. | ||