BluePrint Engines Pro Series Blackout Reaper Edition GM 632 Big-Block Crate Engine F.I. Base Dressed 815 HP

Gain strip power and a dark look with this BluePrint Engines GM 632 C.I. big-block crate engine! This Blackout Reaper Edition assembly packs incredible power, from 815 horsepower to 800 ft.-lbs. of torque. Its throttle response is sharp and aggressive thanks to its 11.0:1 compression ratio. The hydraulic roller camshaft then ensures you won’t have to perform maintenance as often.

Features and Benefits:
- High-strength, tall-decked, cast iron engine block with 4.600” bore
- Operates at 815 horsepower and 800 ft.-lbs. torque
- 11.0:1 compression ratio for aggressive throttle response
- 4-bolt main offers stronger bottom end for high-HP applications
- 1-piece rear main seal ensures stronger, leak-free security
- Uses Holley Sniper 4500 electronic fuel injection (EFI) system
- Built-in BluePrint Engines performance cylinder heads made of aluminum
- Forged steel crankshaft with 4.750" stroke and 6.635" connecting rods
- Rods use H-beam design, great for high-RPM and nitrous use
- Forged pistons for incredible strength and impact resistance
- Rotating assembly is internally balanced for smoother, more stable operation
- Hydraulic roller cam. for lower maintenance and better strength than flat tappet cam.
- Includes mechanical fuel pump provision
- Backed by BluePrint Engines' 30-month/50,000-mile warranty

Also Includes:
- Valve covers
- Oil pan
- Timing cover
- Harmonic balancer
- Pro billet distributor
- Intake manifold
- Spark plugs and wires
- Thermostat and housing  

Cylinder Head Specifications:
- 119cc chambers
- 2.30" intake / 1.88" exhaust valves
- 358cc intake / 125cc exhaust runners

Camshaft Specifications:
- .698” intake / .698” exhaust lift
- 272 degrees intake / 282 degrees exhaust duration
- @ .050-110 degrees lobe separation

Additional Notes:
- Not for use in pollution-controlled vehicles.
- The cylinder heads feature a .300" raised port vs OEM casting. Please verify header-to-exhaust clearance prior to installation.
- The front accessory drive on this engine fits many vehicles, however it is the customer’s responsibility to accurately measure and confirm fitment. Note that the drive has a low-profile design, but things such as power steering hoses, alternator wiring, and additional fittings/fabrication may be required on some vehicles.