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BluePrint Engines Pro Series Chevy LS 427 C.I.D. 605 HP Long Block Crate Engines
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Accompanying your BluePrint Engines Pro Series Chevy LS 427 c.i.d. 605 hp long block crate engine will be a comprehensive, dyno-generated printout showing its critical specs. No more guessing what the real-wor
Accompanying your BluePrint Engines Pro Series Chevy LS 427 c.i.d. 605 hp long block crate engine will be a comprehensive, dyno-generated printout showing its critical specs. No more guessing what the real-world peak horsepower and torque ratings are. Any doubters in the crowd? Simply flash them your dyno results!
BluePrint Engines Pro Series Chevy LS crate engine:
* Horsepower and torque: 605 hp/565 lb.-ft.
* Compression ratio: 11:1
* BluePrint Engines LS3 aluminum cylinder heads
-- 69cc chamber
-- 2.165 in. intake/1.590 in. exhaust valves
-- 259cc intake/102cc exhaust runners
* Hydraulic roller camshaft:
-- .624 intake/.624 exhaust lift
-- 239 intake/255 exhaust duration at .050 in.
-- 114-degree lobe separation angle
-- 3-bolt cam
* Forged steel crankshaft
-- 4.125 in. stroke
-- 6.125 in. connecting rods
* Forged pistons
* BluePrint Engines high-strength cast iron 6.2L block
-- Increased deck thickness and strength webbing
-- Extended cylinder skirt
-- Priority main oiling
-- 4.0685 in. bore
-- 6-bolt main
-- 1-piece rear main seal
-- Improved water jacket design
-- Utilizes OEM LS3 front and rear covers
* LS swap oil pan
* Harmonic balancer
* Valve covers
* Timing cover
Engine Long Block Iron Block 427 c.i. GM LS style proseries engine - longblock. incl. 30 month / 50,000 warranty & Dyno
Part Number: MLL-PSLS42730CT
Estimated Ship Date: Feb 2, 2026 if ordered today
Estimated Ship Date: Feb 2, 2026 if ordered today
This product may not be eligible for select promotional offers
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