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).
Comparative table of technical specifications for various automobile engines.
| Identifier | ExFiles\Box 101\3\ scan0062 | |
| Date | 19th May 1937 guessed | |
| Handwritten notes: 500, P.T.O TABLE HEADERS: ENGINE & TYPE CU. INS. DISPLACEMENT INCHES BORE & STROKE LENGTH OVER BLOCK INCHES AMOUNT OF WATER BETWEEN BORES WEIGHT. ALL ON BUT NO TRANSMISSION. CYL. WALL THICKNESS Nº OF MAIN BEARINGS DIA. OF MAINS DIA. OF BIG ENDS H.P. AT REVS M.E.P. MAX. R.R. FACTOR CYLINDER CENTRES MATERIAL TABLE DATA: Row 1: OLDSMOBILE SIX SIDE V, 229.7, 3 7/16 & 4 1/8, 27.5, .175, 620, .225, 4, 2.6, 2.1, 80 @ 3600, 116.0, , 4.06, IRON HEAD Row 2: O.H.V. VAUXHALL 625 H.P, 196.1, 3 1/4 & 4.0, 27.6, .225, , .200, 4, 2.25, 2.0, 93 @ 3600, , , 3.85, IRON HEAD Row 3: 6 ROYAL CHRYSLER SIDE VALVE, 228.1, 3 3/8 & 4 1/4, 27.0, NIL, 642, .200, 4, 2.65, 2.2, 111 @ 3600, 111 @ 1200, , , IRON HEAD Row 4: LINCOLN 12 ZEPHYR, 267.3, 2 3/4 & 3 3/4, 25 1/4, 5/16, 581, 3/16, 4, 2.50, 2 1/8, 110 @ 3900, , , , ALUM HEADS Row 5: MORRIS 6 CYL., 212.6, 3.23 & 4.33, 31.6, , , , 4, , , , , , , Row 6: CHEVROLET O.H.V. 6 CYLINDER, 212.0, 3.5 & 3.75, , , 600, , 4, , 2.25 BY 1.25, , , , , Row 7: 25/30 O.H.V. 6 CYLINDER, 260, 3.5 & 4.5, 26.5, , 580, , 7, , , , , , , Row 8: DODGE 6 3 1/4 BORE, 217, 3 1/4 & 4 3/8, 23 3/8, NIL, 562, , 4, , 2" DIA. 1" WIDE, 87 @ 3600, , , , IRON HEAD Row 9: PLYMOUTH, 201.3, 3 1/8 & 4 3/8, , NIL, 552, , , , , 82 @, , , , Row 10: PHOENIX, 205, 3 1/4 & 4 1/4, 25, , , , , , , 67 @ 4000, , , , Row 11: PEREGRINE, 144, 2.725 & 4.125, 21 1/2, , 417, , 8, , , 190 @ 3600, , , , Row 12: Ph. III, 448, 3.250 & 4.50, 30, , 890, , 7, , , , , , , Row 13: J.{Mr Johnson W.M.} III, 273, 3.4 & 5.0, 28, , 480, , 7, , , , , , , Row 14: STUDEBAKER 8 CYLINDER, 250, 3 1/16, , 1/8, , , , , , 115, , , , Row 15: GRAHAM 5., 199.1, 3 1/4 & 4, , , , , , , , 106 @ 4000, , , , Row 16: TERRAPLANE, 212, 3 x 5.00, 21 1/8, NIL, 500, , 3, , , 94 @ 3700, , , , ALUM HEAD Row 17: OLDS. 8, 257.2, 3 1/4 & 3 7/8, 32 7/8, , 691, , 5, , , 110 @ 3600, 115, , , Row 18: PACARD, 282, 3 1/4 & 4 1/4, , , , , 5, , , 106 @ 3600, 112, , , Row 19: BUICK SERIES 40, 233, 3 3/32 & 3 7/8, 31.5, , 690, , 5, , , 92.5 @ 3500, 115, , , | ||