Overview

BluePrint Engines Pro Series Chevy LS 427 C.I.D. 605 HP Long Block Crate Engines

BluePrint Engines provides a Dyno Promise with results and bragging rights. They make sure they hit their target horsepower and proper torque with every crate engine, utilizing an advanced computerized balancer to get rotating assemblies within 2 grams, ensuring silky smooth power over the entire rpm range. According to BluePrint, that's precisely why their engines sound and run better than the competitors.

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

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