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

Description: Horsepower & Torque: 530 Horsepower / 495 ft. lbs. Torque Compression Ratio: 10.7:1 BluePrint Engines Aluminum Heads BluPrint Engines Hydraulic Roller Cam BluePrint Engines Hypereutectic Pistons Nodular Iron Crankshaft Block: BluePrint Engines High Strength Cast Iron (LSX Style) Block Increased Deck Thickness and Strength Webbing Extended Cylinder Skirt Priority Main Oiling 6-Bolt Main 1-Piece Rear Main Seal Improved Water Jacket Design Utilizes OEM LS3 Front and Rear Covers 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: Hydraulic Roller Cam .612 Intake - .585 Exhaust Lift 225 Intake - 238 Exhaust Duration @.050-113 Degree Lobe Separation, 110 ICL Holley Terminator X Max Specific Features and