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 376 c.i.d. 530 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 376 c.i.d. crate engine:

* Horsepower and torque: 530hp/495 lb.-ft.
* Compression ratio: 10.7:1

*58x Crankshaft
* 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:
-- .612 intake/.585 exhaust lift
-- 225 intake/238 exhaust duration at .050 in.
-- 113-degree lobe separation angle
-- 3-bolt cam
* Nodular iron crankshaft
-- 3.622 in. stroke
-- Forged 6.125 in. rods
* Hypereutectic pistons
* BluePrint Engines high-strength cast iron 6.2L block
-- Increased deck thickness and strength webbing
-- Extended cylinder skirt
-- Priority main oiling
-- 4.0662 in. bore
-- 6-bolt main
-- 1-piece rear main seal
-- Improved water jacket design
-- Utilizes OEM LS3 front and rear covers
* LS valve cover
* LS swap oil pan
* Harmonic balancer

Note to buyers : As of 01.22.2026 we are able to offer free freight shipping on this item to most locations in the continental US, however this may not last forever, so there is a chance you will be billed for freight shipping charges. This will vary based off of shipping address, and accessibility.