BluePrint Engines MLL-BPMS427LS 427CI GM LS Compatible Long Block

BluePrint MLL-BPMS427LS 427CI GM LS Compatible Long Block

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BluePrint Motorsports GM LS Compatible 427 c.i. Pro Series Engine – Naturally Aspirated – Long Block – No Warranty

Features:

BluePrint Motorsports GM Small Block Compatible 427 c.i. Engine

Attributes:

Horsepower	638
Title	BluePrint Motorsports GM LS Compatible 427 c.i. Pro Series Engine – Naturally Aspirated – Long Block
Compression Ratio	11:01
Rotating Assembly	Forged Crank – 4.125 in. Stroke and Forged 6.125 in. Rods
Cam	Hydraulic Roller – .646 Intake / .646 Exhaust Lift – 254 Intake / 266 Exhaust Duration -@.050-113 LSA
Crankshaft Vendor	BluePrint Engines
Pistons	Mahle 4032 Custom 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	Yes
Intake Manifold Included	Yes
Intake Manifold Type	NA
Intake Manifold Vendor	NA
Fuel Delivery Type	NA
Fuel Delivery Vendor	NA
Carb/Fuel Injection Included	No
Recommended Octane Fuel	91 Octane
Distributor Included	NA
Distributor Vendor	NA
Spark Plugs Included	No
Recommended Spark Plug Gap	.045 in.
Recommended Spark Plug	CCH9405
Spark Plug Wires Included	NA
Firing Order	1,8,7,2,6,5,4,3
Water Pump Included	No
Air Cleaner Included	No
Pulley Kit Included	No
Quantity	EA
Rear Main Seal Style	1 Piece
Recommended Stall Converter	NA
Block Description	BluePrint Engines High Strength Cast Iron (LSX Style) Block – 6 Bolt Main – 4.070″ Bore
Torque	539