GM Small Block Compatible 383 c.i. Power Adder Engine - 415 Horsepower - Long Block

Description: Horsepower & Torque: 415 Horsepower / 430 ft. lbs. Torque Compression Ratio: 8.9:1 BluePrint Engines Aluminum Heads BluePrint Engines Hydraulic Roller Cam BluePrint Engines Forged Crank BluePrint Engines Forged Pistons Power Adder Engine Block: BluePrint Engines High Strength Cast Iron Block Manufactured and Machined in the USA! Drilled and Tapped for Clutch Linkage Mech Fuel Pump Provision: Yes Passenger Side Dipstick 1-Piece Rear Main Seal 4-Bolt Main 4.000" Rotating Assembly: BluePrint Forged Crankshaft 3.750" Stroke Forged I-beam 5.700" Connecting Rods Forged Pistons Internally Balanced Front and Externally Balanced Rear Cylinder Heads: BluePrint Aluminum Cylinder Heads - H8002K 64cc Chamber 2.02" Intake / 1.60" Exhaust Valves 195cc Intake / 75cc Exhaust Runners Cam Specs: Hydraulic Roller Cam .536 Intake / .555 Exhaust Lift 224 Intake / 236 Exhaust Duration @ .050-113 Degree Lobe Separation Ignition Timing: Initial Timing 10-16 ° and Total Timing 32-3