Edelbrock Crate Engine LS3 Long Block Only

Edelbrock part 46720 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 an aluminum LS3 block with 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.Engine Specifications - Finish Black powder coated - Displacement 416 c.i.d. - Horsepower Upwards of 720 HP when used with Edelbrock supercharger - Torque Upwards of 695 ftlbs. when used with Edelbrock supercharger - Compression 9.51 - Block LS3 Aluminum - Crankshaft Forged 4340 - Pistons Forged Aluminum - Rods Forged H - Beam - Camshaft 215 Deg 247 Deg , .629.656, 121 LSA - Rocker Arms LS3, 1.7 ratio - Cylinder Heads GM with Edelbrock Valve Springs 5768 - Warranty 2 - year Unlimited mileage - Long Block only. Does not come with an induction system