GM Small Block V8 Engine; 6.6L/ 400 Cubic Inch; Carbureted; Automotive; 500 Horsepower/ 510 Foot Pounds of Torque; Cast Iron Block/ Aluminum Cylinder Heads; 10.3:1 Compression Ratio/ 4.125 Inch Bore/ 3.75 Inch Stroke; Front: Internally Balanced/ Rear: Externally Balanced; With Cylinder Heads/ Forged Steel Crankshaft/ Forged Pistons/ Hydraulic Roller Camshaft/ Deluxe Dressed Long Block/ 4 Bolt Main Block/ 1 Piece Rear Main Seal/ 5.7 Inch Forged Steel Connecting Rods With 150,000 PSI Bolts/ Dual Plane Satin Aluminum Intake Manifold/ 850 CFM Carburetor/ Distributor/ Valve Covers/ Harmonic Balancer/ Spark Plugs And Wires/ Fuel Pump/ Oil Pan/ Timing Cover/ Long Style Water Pump/ Thermostat And Thermostat Housing/ Air Cleaner