GM Small Block V8 Engine; 5.7L/ 350 Cubic Inch; Automotive; 341 Horsepower/ 371 Foot Pounds of Torque; Cast Iron Block/ Aluminum Cylinder Heads; 9:1 Compression Ratio; 4 Inch Bore/ 3.48 Inch Stroke; Front: Internally Balanced/ Rear: Externally Balanced; With Cylinder Heads/ Steel Crankshaft/ Hypereutectic Pistons/ Hydraulic Roller Camshaft/ 4 Bolt Main Block/ 1 Piece Rear Main Seal/ 5.7 Inch Forged Connecting Rods/ Oil Pan/ Valve Covers/ Timing Cover