GM LS 416 (Long-Block)

This is the same long-block used on our E-Force LS Supercharged crate engine that delivers 720 horsepower and 695 ft-lbs. of torque on 91 octane pump gas. It features a GM aluminum LS3 blockwith a forged and balanced Manley crankshaft, forged Manley h-Beam connecting rods and Manley forged aluminum pistons to create a 416ci LS3 stroker with 4.065" bore and 4 stroke. Its compact design allows for a seamless swap into most platforms; eliminating the need for modifications to your engine bay or hood. This long-block is a great foundation for starting any high performance forced induction LS based build. Displacement: 416 c.i.d. Horsepower: N/A Torque: N/A Compression: 9.5:1 Block: GM LS3 Aluminum Crankshaft: Forged 4340 Pistons: Forged Aluminum Rods: Forged H-Beam Camshafts: 215°/247°, .629/.656, 121 LSA Rocker Arms: LS3, 1.7 ratio Induction: E-Force Supercharger System #1540 Cylinder Heads: GM with Edelbrock Valve Springs #5768 Finish: Black powder coated W