BluePrint GM engines give you brute, honest horsepower that'll leave others in your rear view mirror. Produced from hand-picked, seasoned four-bolt main blocks and precision built to exacting specifications.
Power: 480 HP , 550 ft. lbs. of torque
Displacement: 496 CID
Bore x Stroke: 4.310” x 4.250”
Compression Ratio: 9:1
Recommended Fuel: 91 Octane
Block: Cast Iron Mark IV, 2 piece rear seal, 4-bolt main caps, brass freeze plugs.
Crankshaft: Cast Steel, polished, stress relieved and shot peened with chamfered oil oils
Connecting Rods: Heavy Duty GM with 150,000 psi bolts
Camshaft: Hydraulic Flat Tappet
Cam Lift: .556” Intake / .556” exhaust
Cam Duration @ .050”: 236 deg. Intake / 236 deg. Exhaust
Lobe Separation: 110 Degree
Cylinder Heads: Cast Iron Oval Port
Combustion Chamber: 120cc
Rocker Arms: N/A
Valve Springs: N/A
Balance Front: External
Balance Rear: External
Ignition Timing: Base 10 degrees BTDC, 34 degrees total
• Fully assembled long block
• Stamped Steel Chrome Valve Covers
• Melling High Volume Oil pump, pick-up and oil pan
• Front timing cover with 8” timing pointer
• Oil Filter Adapter
• Dyno Test Sheet
Warranty:BluePrint limited 30 month / 50,000 mile parts & labor warranty. Click on Document tab above for full details.
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