GM LS Compatible 376 c.i. Engine and 4L65/70E Automatic Transmission - 530 Horsepower - Standard Edition Builder Series - Natural Pulley Kit - Holley Terminator X EFI System

Description: Horsepower & Torque: 510 Horsepower / 440 ft. lbs. Torque Compression Ratio: 10.7:1 BluePrint Engines Aluminum Heads BluePrint Engines Hydraulic Roller Cam BluePrint Engines Hypereutectic Pistons Nodular Iron Crankshaft Block: BluePrint Engines High Strength Cast Iron Block Increased Deck Thickness and Strength Webbing Utilizes OEM LS3 Front and Rear Covers Improved Water Jacket Design Extended Cylinder Skirt 1-Piece Rear Main Seal Priority Main Oiling 6-Bolt Main Rotating Assembly: Nodular Iron Crankshaft 3.622" Stroke 6.098" Connecting Rods w/ 150,000 PSI Bolts Hypereutectic Pistons Internally Balanced Front and Rear Cylinder Heads: BluePrint Aluminum Cylinder Heads - PS8015 72cc Chamber 2.165" Intake / 1.600" Exhaust Valves 259cc Intake / 102cc Exhaust Runners Cam Specs: Cam Type: Roller Cam .612 Intake / .585 Exhaust Lift 225 Intake / 238 Exhaust Duration @ .050-113 Degree Lobe Separation, 110 ICL Also Includes: Front Accessory Drive with LT1 Style