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Crate Engine, GM 400 C.I.D. 508 HP Dressed Long Block, 4-bolt Mains, 850 cfm Carburetor, Front Accessory Drive System, Chevrolet, 6.6L, Each

Dressed for high performance, BluePrint Engines GM 400 c.i.d. 508 hp long block crate engines are not your grandpa's 400! Built by skilled craftsmen, these blocks are assembled with ignition and carburetor, as well as valve covers, oil pan, and timing cover. The most complete crate engine available, they offer you fast, easy installation. And because they're dyno-tested, you can be sure all the components will work together perfectly!

BluePrint's GM 400 c.i.d. 508 hp dressed engines feature:
• Cast iron block with 4-bolt mains
• Compression ratio: 10.3:1
• Forged crankshaft
• 5.7 in. connecting rods
• 150,000 psi rod bolts
• Forged pistons
• Hydraulic roller cam
• BluePrint aluminum heads with 64cc chamber
• Intake manifold dual plane, satin aluminum
• Carburetor
• Dyno test results shipped with engine
• 30-month/50,000-mile warranty