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Big Block Chevy 496ci Dress Engine 2-Piece Rear Main Seal 480HP/550TQ
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- Big Block Chevy 496ci Dress Engine
- 2-Piece Rear Main Seal
- 480HP/550TQ
- 9.25 To 1 Compression
- Includes Carb, Manifold, Distributor
Includes: - Intake Manifold
- Carburetor
- HEI Distributor & Coil
- Cast Steel Crank & Rods
- Cast iron, oval port Heads
- Flat Tappet Cam
- Hypereutectic Pistons
- valve covers
- timing cover
- oil panBlock:
- 2 or 4 Bolt Main (based on core availabilty)
- 2 piece rear main sealRotating Assembly:
- New cast steel crankshaft
- GM Connecting Rods with 150,000 psi rod bolts
- Hypereutectic Pistons
- Hastings moly rings
- Rotating assembly balanced to within 2 grams
- Compression: 9:1
- High volume oil pump
- Double roller timing setCylinder Heads:
- GM cast iron oval port heads
- Screw-in studs and guide plates
- 120cc combustion chambers
- Hardened retainers & keepers
- 2.25' swirl polished intake valves
- 1.88' swirl polished exhaust valves
- Hardened push rods
- Long slot rockers Camshaft Specs:
- Flat tappet
- Duration @ .050' Lift: 236 Intake / 236 Exhaust
- Lift: .556' Intake / .556' Exhaust
- Lobe Seperation: 110°Other Features:
- Chrome valve covers
- Chrome timing cover
- New oil pan
- Brass freeze plugs Dress Model Adds:
- Edelbrock 800cfm manual choke Carburetor
- Professional single plane satin aluminum Intake Manifold
- HEI distributor & Coil
Horsepower: 480
Torque: 550Note: Your BluePrint engine was dyno tested with the parts and specifications listed below. If you prefer to install a different part, your engine may not produce the horsepower recorded on your dyno sheet.
- Part Number: BP4963CT
- Fuel Delivery Type: Carbureted, 800cfm
- Spark Plug: NGK 2817
- Spark Plug Gap: .045"
- Harmonic Balancer: Weighted, 8" diameter
- Flexplate/Flywheel: Weighted
- Stall Converter: 2000-2400 rpm
- Intake Manifold: Single plane, satin aluminum
- Fuel Recommendation: 91 Octane
- Timing (Initial/Total Advance): Initial timing - 10-16° and Total timing 32-34°
- Firing Order: 1,8,4,3,6,5,7,2
Note: Balanced, blueprinted and dyno tested
*Requires 454 external balance flexplate/flywheel and harmonic balancer
Blueprint Big Block Chevy Engines are a great choice for drivable and reliable high performance engines. All rotating assemblies are balanced within 2 grams on a computerized balancer. These engines are dyno tested and include dyno sheets. Best of all they feature a 30 month/50,000 mile warranty.
- Recommended Stall Converter: 2000-2400 rpm
- Recommended Fuel: 91 Octane
JEGS Easy Kits are designed by JEGS high performance racing professionals to help you get all the performance parts you need for your race car, hot rod or truck.
