ATK High Performance GM 350 Vortec 315 HP Stage 1 Long Block Crate Engines HP74

Give your truck a little more punch with one of these ATK High Performance GM 350 Vortec 315 hp Stage 1 long block crate engines. These engines are built from the ground up to replace your old, tired mill with a more modern, efficient engine. ATK hand-builds and balances each one these engines to ensure that they are great-running, reliable engines that will get you back on the road.

Engines include:

* Handpicked, remanufactured blocks
* Cast iron Vortec cylinder heads
* OE crankshaft and connecting rods
* Hypereutectic pistons
* Hydraulic roller camshaft
* Valve covers
* Timing cover and timing set
* Oil pan, pump, and pickup tube