Sonny's Racing Engines Big-Block Build - Max Effort
| DYNO RESULTS | | RPM | TQ | HP | | 4,400 | 1,039.9 | 871.2 | | 4,500 | 1,041.7 | 892.5 | | 4,600 | 1,049.1 | 918.8 | | 4,700 | 1,065.4 | 953.4 | | 4,800 | 1,071.3 | 979.1 | | 4,900 | 1,081.3 | 1,008.9 | | 5,000 | 1,084.7 | 1,032.6 | | 5,100 | 1,085.0 | 1,053.6 | | 5,200 | 1,081.3 | 1,070.6 | | 5,300 | 1,075.5 | 1,085.4 | | 5,400 | 1,068.8 | 1,098.9 | | 5,500 | 1,061.6 | 1,111.7 | | 5,600 | 1,051.2 | 1,120.9 | | 5,700 | 1,045.0 | 1,134.1 | | 5,800 | 1,032.7 | 1,140.4 | | 5,900 | 1,021.9 | 1,148.0 | | 6,000 | 1,007.0 | 1,150.4 | | 6,100 | 992.2 | 1,152.4 | | 6,200 | 975.3 | 1,151.4 | | 6,300 | 961.2 | 1,153.0 | | 6,400 | 945.9 | 1,152.7 | | 6,500 | 928.5 | 1,149.2 | | 6,600 | 910.1 | 1,143,7 | | 6,700 | 893.8 | 1,140.2 | | ENGINE SPECIFICATIONS | | Block: | SREC/Donovan aluminum | | 5.000-inch bore center | | Bore: | 4.750 inches | | Stroke: | 5.375 inches | | Displacement: | 762 ci | | Compression ratio: | 10.3:1 | | Crankshaft: | Sonny Bryant, 5.375-inch stroke | | Rods: | Carillo, 7.536-inch billet steel | | Main journal: | 2.748 inches | | Main bearing clearance: | .0036 to .0042 inch | | Rod journal: | 1.1985 inch | | Rod bearing clearance: | .003 inch | | Bearings: | Clevite, H-series | | Piston: | Venolia, dished 10.3:1 | | Top ring: | .047 inch | | Top ring gap: | .015 inch | | Second ring: | .062 inch | | Second ring gap: | .035 inch | | Oil ring: | .187 inch | | Cylinder heads: | SREC Pro Stock, | | symmetrical wedge | | Intake valve: | Manley, 2.55-inch titanium | | Exhaust valve: | Manley, 1.930-inch Inconel | | Camshaft: | SREC/LSM solid roller | | Cam duration: | 262/276 degrees at .050 | | Valve lift: | .831 inch | | Rocker ratio: | 1.75:1 | | Lobe separation: | 116 degrees | | Intake manifold: | SREC, | | custom 4x2 sheetmetal | | Carburetor: | four BLP two-barrel | | (588 cfm each) | | Ignition: | MSD |
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