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LT1 LT4 Gm Performance new block in sealed GM crate manufacturer part number 19431901
the factory forged LT crank attached to 4340 H-Beam rods and custom forged pistons will set your mind at ease and allow you to make the power with the boost you're craving
Deck sealed in Dart Machinery crate manufacturer part number 31223544
Optimal cylinder geometry achieved with diamond hone and surface finish verified with profilometer
Ring are precision file fit per application
LT1 LT4 4340 Crankshaft Warrior LT1 LT4 Gm Performance newLT1 LT4 4340 Forged LPC crankshaft 4. 0 Stroke
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