ATK High Performance GM 350 330 HP Stage 3 Long Block Crate Engines

Give new life to your ride with ATK High Performance GM 350 330 hp/380 lbs.-ft. Stage 3 long block crate engines. They are based on the tried-and-true small block Chevy and are built to perform right out of the box. ATK hand-assembles and balances each engine using top-quality parts to help them produce awesome power. Whether you are replacing an older, tired engine or just looking for a little more performance, ATK has you covered. Stage 3 long block crate engines include: * Handpicked, OE remanufactured blocks * ATK cast iron cylinder heads * 76cc combustion chambers * 165cc intake runners * 1.94 in./1.5 in. valves * ATK dual plane Intake manifold * OE crankshaft * OE 5.7 in. powder metal connecting rods * Hypereutectic flat-top pistons * Hydraulic flat tappet camshaft * .465 int./.488 exh. cam lift * 224 int./234 exh. cam duration at 0.50 * 9.1:1 compression * Distributor, spark plugs, and plug wires * Valve covers * Timing cover and double roller timing set * Oil pan, pump, and pickup tube * OE style long water pump * Balancer and 168 tooth flexplate Show Less