GM Small Block Compatible 454 c.i. ProSeries Engine - 563 Horsepower - Long Block

THIS ENGINE HAS BEEN SUPERSEDED BY NEW PART #: PS4541CT1 Description: Horsepower & Torque: 563 Horsepower / 545 FT. LBS. Torque Compression Ratio: 10.0:1 Aluminum Heads Hydraulic Roller Cam Forged Crank Forged Pistons Block: BluePrint Engines High Strength Cast Iron Block Manufactured and Machined in the USA! 4-Bolt Main 4.250" Bore 2-Piece Rear Main Seal Mech Fuel Pump Provision: Yes Passenger Side Dipstick Drilled and Tapped for Clutch Linkage Rotating Assembly: New BluePrint Forged Crankshaft 4.000" Stroke Forged 6.000" Connecting Rods Forged Pistons Internally Balanced Front and Rear Cylinder Heads: BluePrint Aluminum Cylinder Heads - HP8103 64cc Chamber 2.08" Intake / 1.60" Exhaust Valves 220cc Intake / 67cc Exhaust Runners Cam Specs: Cam Type: Roller .638 Intake / .622 Exhaust Lift 251 Intake / 259 Exhaust Duration @ .050-114 Degree Lobe Separation Also Includes: Valve Covers Oil Pan Timing Cover Harmonic Balancer