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).
Inspection report detailing cylinder bore wear and crankshaft measurements.
Identifier | ExFiles\Box 135\3\ scan0213 | |
Date | 27th August 1937 | |
R.P.81 S. SMITH & SONS (MOTOR ACCESSORIES) LTD., CRICKLEWOOD WORKS, LONDON, N.W.2. CONTINUATION NO COPY. INSPECTION PHILLIPS MILLS. 27.8.37. CHASSIS No. 8303/S. MILEAGE 28,000 approx. ENGINE No: 1010934.V. CYLINDER BORE WEAR RECORD. Depths at which sizes are taken. Bore & Direction. Top. 1" 2" 3" 4" 5" 6" Botto 1. A.{Mr Adams} +.0045" +.0005" +.0005" +.00075 +.00025" - - -.0005" B. +.0075" +.0015" +.0005" +.0005" Nom. - - -.0005" 2. A.{Mr Adams} +.006" +.001" +.00075 +.001. +.00075 -.0005" B. +.00725"+.002" +.0015" +.00125"Nom. -.0015" 3. A.{Mr Adams} +.004" +.0005" +.001" +.0015" +.00125" +.0005" B. +.005" +.001" +.001" +.0015" +.00125" +.001" 4. A.{Mr Adams} +.005" +.0015" +.00125"+.00125"+.00075" -.0005" B. +.00575"+.0015" +.00125"+.00075"+.0005" -.00075" A = Pin. B.= Thrust. Taken from nominal size 3 1/4" CRANKSHAFT. ACTUAL SIZE. Mains. Front. Centre. Rear. Parallel with webs - A.dir. 1.7475" 1.7477" 1.7476" Transverse " " B.dir. 1.748" 1.7482" 1.748" Big End Pins. No.1. No.2. No.3. No.4. A.dir. 1.7465" 1.747" 1.748" 1.748" B.dir. 1.74725" 1.7475" 1.748" 1.747" A - Pin. B.- Thrust. continued............ | ||