6.7L Engine

High Performance LS GM 408 600 HP long block crate engines make an impressive 545 ft./lbs. of torque! They are built with a forged crankshaft, forged pistons, and forged connecting rods, factory LS3 cylinder heads 68.4cc combustion chambers, Victor...

 GM LS Series 408 C.I.D. long block engines provide you with a platform forged for performance! These durable cast iron blocks give you the foundation of strength you're looking for to build your powerhouse at an affordable price. Their amazing...

Time to put some serious power to the pavement! BluePrint Engines GM LS Series 408 c.i.d. 725 hp supercharged long block crate engines deliver amazing forced induction performance. Their amazing platform includes aluminum heads, forged pistons, roller...

Instead of building your most prized possession with a Junkyard Dropout with medium to high miles, save some time, and start with this High Performance Chevy 408 short block. You already know that the LS iron-block is a super stout platform for...

Instead of building your most prized possession with a Junkyard Dropout with medium to high miles, save some time, and start with this High Performance Chevy 408 short block. You already know that the LS iron-block is a super stout platform for...

BluePrint Engines GM LS Series 408 C.I.D. 585 HP dressed crate engines are forged for performance! These durable cast iron blocks give you the foundation of strength you're looking for to build your powerhouse at an affordable price. Free Shipping! Their...