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BluePrint Engines Engine Short Block - BP38318SP

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383CI GM Small Block Compatible Short Block Plus
Manufacturer: BluePrint Engines
Manufacturer part number: BP38318SP
$5,299.00
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BluePrint BP38318SP GM Small Block Compatible performance short block engine have been dyno tested at our factory with a Holley Classic 750cfm Carburetor and H8002K Cylinder heads and produced 436 horsepower and 443 minimum torque. Not every BP38318SP is Dyno tested. This performance shows the capabilities of this engine. Performance may vary depending upon what cylinder heads, fuel system and intake manifold you choose. This engine features a 4-inch bore which mathematically yields a 377ci with a 3.75-inch stroke. This customizable engine comes with timing cover, harmonic balances, oil pan, hydraulic roller cam, with a 1.6-inch rocker arm, and a high-volume oil pump.

Note: 383CI GM Small Block Compatible Short Block Plus

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Products specifications

Attribute name Attribute value
Pistons Hypereutectic
Horsepower 436
Torque 433
Compression Ratio 10:1 w/ 64cc Head and .041 in. Head Gasket.
Block Description BluePrint Engines Cast Iron Block - 4 Bolt Main
Rear Main Seal Style 1 Piece
Rotating Assembly Cast Crank - 3.75 in. Stroke and 5.7 in. Rods - This engine features a true 4-inch bore, which mathematically yields 377 CID with a 3.75-inch stroke.
Cam Hydraulic Roller - .544 Intake / .555 Exhaust Lift - 230 Intake / 236 Exhaust Duration [email protected] LSA
Crankshaft Vendor BluePrint Engines
Engine Balance Externally Balanced
Cylinder Heads Included No
Cylinder Heads N/A
Cylinder Head Vendor N/A
Flexplate/Flywheel Included No
Recommended Flexplate/Flywheel BPP871006 - BPP399173 - BPP300116
Harmonic Balancer Included Yes
Recommended Harmonic Balancer BPP400L
Timing Requirements Initial Timing 10-16 - Total Timing 32-34
Timing Cover Included Yes
Oil Pan Included Yes-Rear Sump
Valve Covers Included No
Intake Manifold Included No
Intake Manifold Type N/A
Intake Manifold Vendor N/A
Fuel Delivery Type (Not Included) Recommended 750cfm Carburetor or Higher Depending on Head Choice
Fuel Delivery Vendor N/A
Carb/Fuel Injection Included No
Distributor Included No
Distributor Vendor N/A
Spark Plugs Included No
Recommended Spark Plug Gap .035 in.
Recommended Spark Plug BPP7938 NGK 7938 BKR5E
Spark Plug Wires Included No
Firing Order 1,8,4,3,6,5,7,2
Water Pump Included No
Air Cleaner Included No
Recommended Stall Converter 2000-2400 RPM
Recommended Octane Fuel 91+ Octane
Pulley Kit Included No
Quantity EA
Prop 65 Y/N Flag Yes
Prop 65 - Short Label WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov
Country of Origin US
Condition New
🚗 Compatible with
1544 vehicles are compatible with this product · 1967–2007
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