Hawks Motorsports offers the BluePrint Engines PS6320CTCKBX GM Big Block Compatible 632 C.I. Pro Series Blackout Reaper Edition Deluxe Dressed Carbureted Engine, delivering a massive 815 horsepower and 775 lb-ft of torque wrapped in an aggressive blackout appearance package. Built for enthusiasts who demand maximum cubic-inch power, premium components, and a sinister engine bay presence, this 632 C.I. Pro Series crate engine is designed for extreme street performance, Pro Touring builds, restomods, street rods, and custom muscle car applications.

The Blackout Reaper Edition combines BluePrint’s high-strength GM Big Block compatible platform with a forged rotating assembly, aluminum cylinder heads, hydraulic roller camshaft, and a carbureted performance setup engineered for serious horsepower. The massive 4.600" bore, 4.750" forged steel crankshaft, and forged 6.635" H-beam connecting rods provide the foundation for reliable big-block torque and high-RPM performance.

Finished with a complete Deluxe Dressed configuration, the PS6320CTCKBX features a black pulley kit, blacked-out accessories, Holley GEN III Ultra Dominator carburetor, single-plane aluminum intake manifold, and Ready-to-Run distributor. This engine delivers the perfect combination of brutal performance and show-quality styling for builders looking to create a one-of-a-kind performance vehicle.

Every BluePrint Pro Series engine is professionally machined, assembled, and dyno tested before shipment, providing a premium crate engine solution backed by BluePrint’s performance engineering.

Key Features:

• SKU: PS6320CTCKBX
• GM Big Block Compatible 632 C.I. Pro Series Engine
• Blackout Reaper Edition
• 815 Horsepower
• 775 lb-ft Torque
• Deluxe Dressed Carbureted Configuration
• Black Pulley Kit / Blackout Accessory Package
• BluePrint high-strength cast iron block
• Manufactured and machined in the USA
• Tall deck block design
• Approximately .400" taller and wider than OEM-style big block dimensions
• 4-bolt main block
• 4.600" Bore
• 4.750" Stroke
• Forged steel crankshaft
• Forged 6.635" H-beam connecting rods
• Forged dome pistons
• 11.0:1 Compression Ratio
• BluePrint aluminum cylinder heads
• Hydraulic roller camshaft
• Camshaft Specifications:
  • .698" Intake Lift
  • .698" Exhaust Lift
  • 272° Intake Duration @ .050"
  • 282° Exhaust Duration @ .050"
  • 110° Lobe Separation Angle
• Holley GEN III Ultra Dominator Carburetor
• Satin aluminum single-plane intake manifold
• Pro Series Ready-to-Run distributor
• Black accessory pulley kit:
  • Reverse rotation short water pump
  • 140-amp one-wire alternator
  • Peanut-style A/C compressor
  • Type II power steering pump with remote reservoir
• Harmonic balancer included
• Timing cover installed
• Valve covers installed
• Oil pan installed
• Oil pump installed
• Spark plugs included
• Spark plug wires included
• Dipstick included
• Mechanical fuel pump provision
• Internally balanced rotating assembly
• Dyno tested before shipment

Fitment Applications:

Designed for custom GM Big Block Chevrolet compatible applications:

• Chevrolet Camaro
• Chevrolet Chevelle
• Chevrolet Nova
• Chevrolet Corvette
• Chevrolet El Camino
• Chevrolet Impala
• Chevrolet C10 / C20 / C30 Trucks
• Street rods
• Restomod builds
• Pro Touring vehicles
• Drag racing applications
• Street/strip builds
• Custom muscle cars
• High-performance show vehicles

Verify tall-deck clearance, exhaust clearance, steering components, accessory fitment, and drivetrain capability before installation.

Installation Notes:

• Deluxe dressed carbureted engine assembly.
• Includes black accessory pulley system.
• Requires compatible fuel system and ignition wiring.
• Tall-deck block requires clearance verification in some applications.
• Cylinder heads feature raised exhaust ports requiring compatible headers.
• Flywheel/flexplate sold separately.
• Air cleaner not included.
• Low-profile accessory drive fits many applications, but power steering hoses, alternator wiring, and additional fabrication may be required.
• Recommended fuel: 91+ octane.
• Initial timing: 10°-16°
• Total timing: 32°-34°
• Professional installation and tuning recommended.