GM Small Block Compatible 400 c.i. Engine - 500 Horsepower - Base Dressed - Carbureted

Description: Horsepower & Torque: 500 Horsepower / 510 ft. lbs. Torque Compression Ratio: 10.3:1 BluePrint Engines Aluminum Heads BluePrint Engines Hydraulic Roller Cam BluePrint Engines Forged Crank BluePrint Engines Forged Pistons 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 4.125" Bore Rotating Assembly: BluePrint Forged Steel Crankshaft 3.750" Stroke 5.700" Connecting Rods w/ 150,000 PSI Bolts Forged Pistons Internally Balanced Front / Externally Balanced Rear  Cylinder Heads: BluePrint Aluminum Cylinder Heads - HP8103 64cc Chamber 2.08" Intake /1.60" Exhaust Valves 220cc Intake / 67cc Exhaust Runners Cam Specs: Hydraulic Roller .553 Intake / .576 Exhaust Lift 236 Intake / 242 Exhaust Duration @ .050-110 Degree Lobe Separation Ignition Timing: 10-16° Initial and Total Timing 32-34° at 3500 R