Product Summary

Universal Fit, Long Block Crate Engine Type

    Key Specs

    MFG. Part #PS6320CTF1
    BrandBluePrint Engines
    Crate Engine TypeLong Block
    Engine Displacement632 cu. in.

    Need To Know

    Truck Ship

    Truck shipments must be pre-paid with a credit card, certified check or money order

    Quick and Easy Returns


    • 815 HP and 740 Ft/lbs Torque
    • Compression Ratio: 11:1
    • Aluminum Heads
    • Hydraulic Roller Cam
    • Forged Crank
    • Forged Pistons


    • NEW BluePrint Cast Iron Block
    • Manufactured and Machined in the USA!
    • 4-Bolt Main
    • 4.600" Bore
    • 1-Piece Rear Main Seal
    • Tall Deck (Cyl Deck is Approx .400 taller / wider than OEM block)


    • New BluePrint Forged Crankshaft
    • 4.750" Stroke
    • Forged H-beam 6.635" connecting rods
    • Forged Pistons
    • Internal


    • 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.
    • Must verify clearance of exhaust, shift linkage, steering components etc. before ordering.


    • Cam Type: Roller
    • .698 / .698 Lift
    • 272 / 282 duration @ .050 - 110 degree LSA


    • Holley Sniper Fuel Injection HOLLEY SNIPER 550-841 
    • Aluminum, single plane
    • intake manifold
    • MSD Pro Billet distributor
    • Valve covers, oil pan and timing cover
    • spark plugs
    • spark plug wires
    • Harmonic balancer
    • Dyno test results shipped with engine


    • 30 month / 50,000 mile


    • 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.


    CARB Warning

    Follow EPA, CARB, and state regulations for engine changes

    Emissions warning: this part is for vehicle engine changes, not direct oem engine replacements. In California, engine changes are legal when done in compliance with California bureau of automotive repairs (bar) engine change policy. For assistance, call bar referee at: (800) 622-7733. And see https://bar.Ca.Gov/consumer/smog_check_program/engine_changes. All customers must comply with federal epa mobile source enforcement memorandum no. 1a (and addendum) and all applicable state regulations when conducting engine changes. Improper installation and/or use of this part in California may subject the installer and/or owner to a $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and laws of all states for use of this engine change part on makes or models of vehicles that render them noncompliant with applicable state and/or federal emission laws with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine


    MFG. Part #PS6320CTF1
    BrandBluePrint Engines
    Crate Engine TypeLong Block
    Engine Displacement632 cu. in.
    Horsepower815 horsepower
    Compression Ratio11.0:1
    Torque740 ft./lbs.
    Camshaft TypeHydraulic Roller Tappet
    Cylinder Head MaterialAluminum
    Piston MaterialForged Aluminum
    Crankshaft MaterialForged Steel
    Combustion Chamber Volume119cc
    Camshaft Duration (.050 in)272° intake / 282° exhaust
    Camshaft Lift (in).698 intake / .698 exhaust
    Bore x Stroke (in)4.600" x 4.750"
    Carburetor IncludedNo
    Intake Manifold IncludedYes
    Distributor IncludedYes
    Warranty30 month / 50,000 mile
    Valve Covers IncludedYes
    Engine BalanceInternal
    Cylinder Heads IncludedYes
    Rear Main Seal Style1-piece
    Throttle Body IncludedYes
    Oil Pan IncludedYes
    Timing Cover IncludedYes
    Water Pump IncludedNo
    Harmonic Balancer IncludedYes
    Flexplate IncludedNo
    Flywheel IncludedNo
    Air Cleaner IncludedNo
    Spark Plugs IncludedYes
    Spark Plug Wires IncludedYes
    Computer IncludedNo
    Wiring Harness IncludedNo
    Cylinder Head StyleAssembled
    Intake Runner Volume358cc
    Intake Valves IncludedYes
    Intake Valve Diameter2.3"
    Exhaust Valves IncludedYes
    Exhaust Valve Diameter1.88"
    Valve Spring IncludedYes
    NotesNot for EGR
    Sold in QuantityEach