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BluePrint Engines Engine Long Block - PSLS42730CT

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GM LS Small Block Compatible Long Block
Manufacturer: BluePrint Engines
Manufacturer part number: PSLS42730CT
$11,403.16
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BluePrint Engines 427 c.i. GM LS Compatible - Long Block. Includes 30-Month / 50,000 Mile Warranty & Dyno Tested

Note: GM LS Small Block Compatible Long Block

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Products specifications

Attribute name Attribute value
Horsepower 605
Torque 565
Compression Ratio 11.0:1
Block Description BluePrint Engines High Strength Cast Iron (LSX Style) Block - 6 Bolt Main - 4.0665" Bore
Rear Main Seal Style 1 Piece
Rotating Assembly Forged Crank - 4.125 in. Stroke and Forged 6.125 in. Rods
Cam Hydraulic Roller - .624 Intake / .624 Exhaust Lift - 239 Intake / 255 Exhaust Duration [email protected] LSA
Crankshaft Vendor BluePrint Engines
Pistons Forged
Engine Balance Internally Balanced
Cylinder Heads Included Yes
Cylinder Heads LS3 Aluminum Cylinder Heads
Cylinder Head Vendor BluePrint Engines
Flexplate/Flywheel Included No
Recommended Flexplate/Flywheel Non Weighted BPP12654640 - BPPLS1611
Harmonic Balancer Included Yes
Recommended Harmonic Balancer Non-Weighted
Timing Requirements NA
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 NA
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 NA
Recommended Spark Plug NA
Spark Plug Wires Included No
Firing Order 1,8,7,2,6,5,4,3
Water Pump Included No
Air Cleaner Included No
Recommended Stall Converter 2200+ 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
340 vehicles are compatible with this product · 1963–2026
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