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).
Blueprint showing the principal dimensions and specifications for a Stutz crankshaft.
| Identifier | ExFiles\Box 23\5\ Scan034 | |
| Date | 16th December 1927 guessed | |
| STUTZ CRANKSHAFT (PRINCIPAL DIMENSIONS) FIG III FLYWHEEL DIAM: 12.6875" SECTION ON A-B LENGTH OF CRANKSHAFT BEARINGS:- No. 1 = 3.750", No. 5 = 1.81", No. 9 = 2.750", Nos. 2, 3, 4, 6, 7, 8 = 1.320". ACTUAL LENGTH OF BEARING SURFACE:- No. 1 = 3.531", No. 5 = 1.562", No. 9 = 2.500", Nos. 2, 3, 4, 6, 7, 8 = 1.062". DISTANCE BETWEEN CYLINDER CENTRES:- Nos 4 & 5 = 4.57". REMAINDER 4.08". CRANK THROWS = 2.250 (STROKE = 4.50"). FIRING ORDER 1-6-2-5-8-3-7-4. WEIGHT OF CRANKSHAFT, FLYWHEEL AND CLUTCH COMPLETE = 165 lbs 2 ozs. WEIGHT OF FLYWHEEL = 47 lbs (APPROX). | ||