BluePrint PSM6320CTC1 GM Marine BB 632 ProSeries Engine 775HP Base Dressed Carbureted

BluePrint Engines Marine Pro Series GM 632 C.I.D. 775 HP Dressed Long Block Crate Engines

Unleash serious power for your boat with BluePrint Engines Marine Pro Series GM 632 c.i.d. 775 hp dressed long block crate engines. Built under strict tolerances and dyno-tested, these engines provide outstanding, consistent performance and include dyno sheets for guaranteed results.

MARINE PRO SERIES GM 632 C.I.D. LONG BLOCK FEATURES:

BLOCK:

• BluePrint cast iron block
• 4-bolt mains
• One-piece rear main seal
• Mechanical fuel pump provision
• 10.2 in. deck

ROTATING ASSEMBLY:

• Forged crankshaft with 4.750 in. stroke
• Forged H-beam connecting rods
• Forged pistons
• Internally balanced rotating system

CYLINDER HEADS:

• Aluminum heads with 119cc chamber
• 2.30 in. intake and 1.88 in. exhaust valves
• 316cc intake and 124cc exhaust runners

CAMSHAFT:

• Hydraulic roller camshaft
• 0.647 in. lift (intake/exhaust)
• 248/254 degrees duration at 0.050 in.
• 112-degree lobe separation

ADDITIONAL COMPONENTS:

• Carburetor
• Aluminum intake manifold
• Billet distributor
• Valve covers, oil pan, and timing cover
• Spark plug and wires
• Harmonic balancer

INCLUDES:

• Dyno testing and dyno sheets

Select BluePrint Engines are imported to order via airfreight, with delivery times typically ranging from 1 to 15 days. For an accurate ETA on specific models, please don't hesitate to contact us.

• UPC: 00887753744791
• Crate Engine Family: Chevy Big Block
• Actual Engine Displacement: 10.3L/632
• Crate Engine Cylinder Head Material: Aluminum
• Engine Block Material: Cast iron
• Assembled: Yes
• Engine Balance: Internal
• Cam Style: Hydraulic roller, OE roller
• Rear Main Seal Style: 1-piece
• Intake Manifold Included: Yes
• Intake Manifold Style: Carbureted
• Cylinder Heads Included: Yes
• Carburetor Included: Yes
• Throttle Body Included: No
• Distributor Included: Yes
• Oil Pan Included: Yes
• Valve Covers Included: Yes
• Timing Cover Included: Yes
• Water Pump Included: No
• Harmonic Balancer Included: Yes
• Flexplate Included: No
• Flywheel Included: No
• Air Cleaner Included: No
• Spark Plugs Included: Yes
• Spark Plug Wires Included: Yes
• Computer Included: No
• Wiring Harness Included: No
• Supercharger Included: No
• Remanufactured: No
• Quantity: Sold individually

Notes:

• For boats used in saltwater, BluePrint Engines recommends a closed cooling system, as the aluminum cylinder heads and intake manifolds do not have brass-lined water passages.
• Tall deck engine.
• Block has a mechanical fuel pump provision.
• Requires an internal balance flywheel/flexplate. The 1-piece rear main seal small block Chevy flywheel/flexplate will not fit.
• O balance flywheel or flexplate must be used.
• See the suggested parts tab for the correct flywheel or flexplate to use with this engine.