BluePrint Big Block Chevy Crate Engine 632 ci/815 HP Pro Series

GM Big Block Compatible 632 c.i. ProSeries Engine - 815 Horsepower - Base Dressed - Carbureted

Fully dressed big block Chevy stroker crate engine displaces 632 cu. in. and features 815 dyno-proven horsepower. New, four-bolt main tall deck block is fitted with a forged 4.75" stroke crankshaft, forged H-beam connecting rods, forged 11:1 pistons and a mechanical roller camshaft with 272°/282° duration @ .050" and .698" valve lift. Aluminum cylinder heads include 358cc intake/125cc exhaust, ports raised port exhaust runners, 2.30" intake/1.88" exhaust valves and 119cc combustion chambers. A single-plane aluminum intake manifold, MSD Pro Billet distributor, spark plug wires, harmonic balancer, and 4500-style carburetor are used to top off the assembly.

Notes: Engine does have a provision for a mechanical fuel pump. Water pump, flywheel/flexplate, fuel pump and starter not included.

• HP & Torque: 815 HP / 800 FT. LBS
• Cylinder Heads: BluePrint Engines Aluminum Cylinder Heads
• Compression Ratio: 11:1
• Camshaft: Hydraulic Roller Cam - .698 Intake / .698 Exhaust Lift and 272 Intake / 282 Exhaust Duration @ .050 - 110° LSA
• Pistons: Forged
• Crankshaft: Steel Crank - 4.750" Stroke and Forged 6.635" Rods
• Crate Engine - ProSeries - Dressed Engine - 632 Cubic Inch - 815 HP - Big Block Chevy
• Brand: BluePrint Engines - Part Number: PS6320CTC

Quick Summary:

• Horsepower & Torque: 815 Horsepower / 775 FT LBS
• Compression Ratio: 11.0:1
• 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
• 4.600" Bore
• 1-Piece Rear Main Seal
• Mech Fuel Pump Provision: Yes
• Tall Deck (Cylinder Deck is Approx .400 Taller / Wider than OEM Block)

Rotating Assembly:

• New BluePrint Forged Crankshaft
• 4.750" Stroke
• Forged H-beam 6.635" Connecting Rods
• Forged Pistons
• Internally Balanced

Cylinder Heads:

• BluePrint Aluminum Cylinder Heads - PS8012
• 119cc Chamber
• 2.30" Intake / 1.88" Exhaust Valves
• 358cc Intake / 125cc Exhaust Runners
• Cylinder Heads Feature a .300 in. Raised Exhaust Port vs an OEM Casting

Cam Specs:

• Cam Type: Roller
• .698 Intake / .698 Exhaust Lift
• 272 Intake / 282 Exhaust Duration 
• @.050-110 Degree Lobe Separation

Includes:

• Valve Covers
• Oil Pan
• Timing Cover
• Harmonic Balancer
• 1250cfm Holley Carburetor
• Intake Manifold
• Pro Billet Distributor

Notes:

• Not for use in pollution-controlled vehicles.
• This engine features .300 raised exhaust ports and .400 deck height increase over OEM.
• Must verify clearance of exhaust, shift linkage, steering components etc. before ordering.

 Air Restricted      Ships via Truck Freight

Note:  For a limited time, this BluePrint engine ships for free in the continental US and two provinces in Canada (Ontario and Quebec).  This special shipping promotion for BluePrint engines ends September 30, 2025.  Engines ship via truck freight.