Measurement chart for J.3 engine cylinder bore diameters with heads in position, taken with cold and hot water in the jacket.
| Identifier | ExFiles\Box 93\4\ scan0015 | |
| Date | 12th February 1935 | |
| J.3. CYLINDERS - WITH HEADS IN POSITION (NIMOL IRON LINERS) E57011 12.2.35 2 NOTE:- DIMENSIONS 'AA {D. Abbot Anderson} ' ARE TAKEN PARALLEL WITH CRANKSHAFT AND 'BB' AT RIGHT-ANGLES TO IT. NOTE:- BLUE FIGS. DENOTE DIMENSIONS WITH COLD WATER IN JACKET. RED FIGS. DENOTE DIMENSIONS WITH WATER AT 80°C IN JACKET + ABOVE Des. SIZE - BELOW Des. SIZE 3.400" DIAMETERS 'AA {D. Abbot Anderson} ' Cylinders 1 to 6 (Blue Figure / Red Figure): 1: CROWN +.0013/+.0057, +.001/+.0053, SKIRT -.0015/+.0005, -.0005/0 2: CROWN +.0005/+.0023, +.0012/+.0028, SKIRT -.0015/+.0002, -.0008/0 3: CROWN +.0008/+.0028, +.0005/+.0023, SKIRT -.001/+.0005, -.0005/+.0005 4: CROWN +.0005/+.0035, +.0005/+.0028, SKIRT -.001/0, -.0007/+.0005 5: CROWN +.0013/+.0043, +.001/+.0037, SKIRT -.0008/+.0003, -.0002/+.0013 6: CROWN +.0012/+.004, +.0012/+.003, SKIRT -.0008/+.0005, -.0002/+.0002 DIAMETERS 'BB' Cylinders 1 to 6 (Blue Figure / Red Figure): 1: CROWN +.001/+.0033, +.0008/+.0007, SKIRT +.0002/+.001, +.0005/+.0033 2: CROWN +.001/+.0025, +.001/+.003, SKIRT -.0005/+.0006, +.0005/+.008 3: CROWN +.0008/+.0022, +.0008/+.0033, SKIRT +.0002/+.0015, +.0004/+.0033 4: CROWN +.001/+.002, +.001/+.0032, SKIRT +.0005/+.0017, +.0007/+.003 5: CROWN +.001/+.003, +.0013/+.003, SKIRT +.0012/+.001, +.0005/+.0023 6: CROWN +.001/+.0018, +.0008/+.0025, SKIRT +.0005/+.0005, +.0008/+.002 Vertical Dimensions: .750", 3.500", 6.000" RUBBER GLAND SECTION, 7.500" Stamp: ROLLS-ROYCE, LTD. PRINT ROOM FEB 12 1935 DER. | ||
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).