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GMC ATK High Performance Engines Crate Engines

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ATK High Performance Chevy LQ4 6.0L 460 HP Long Block Crate Engines

ATK High Performance Chevy LQ4 6.0L 460 hp long block crate engines lay down impressive power that can be run with factory fuel injection or retrofitted with a carburetor. They're hand-built, balanced, and blueprinted using top-quality parts. Don't waste time trying to salvage a high-mileage short block when you can get a fresh mill that's ready for your choice of components to make it your own. ATK Chevy LQ4 6.0L 460 hp long block crate engines include: * Handpicked and seasoned 6-bolt main block * Aligned and honed main bores * OE steel crankshaft * 3.622 in. stroke * OE connecting rods * Hypereutectic dish top pistons * Aluminum cylinder heads * Hydraulic roller camshaft * Timing chain and gear set * 1.7:1 ratio rocker arms * 24-tooth reluctor

4.4 out of 5 stars ( 10 )

$5,049.99

ATK High Performance GM 350 Vortec 350 HP Stage 3 Long Block Crate Engines with EFI

ATK High Performance GM 350 Vortec 350 hp Stage 3 long block crate engines with EFI are designed for better drivability and trouble-free cold starts with no tuning required, regardless of elevation, driving habits, or part swap! Based around FiTech Self-Learning EFI systems, these engines come complete from throttle body down to the oil pan. The only thing you'll need is to supply is the fuel system--inline, in-tank, or the FiTech Fuel Command Center. They're dyno-tested with your EFI system and ready to go! Engine specifications: * HP: 350 * TQ: 400 * Block: OE roller block 4-bolt main 1-pc. seal 1996-2000 * Bore/Stroke: 4.040 in. x 3.480 in. * Displacement: 350CI * Crankshaft: OE reground external balance rear of crank/internal balance front of the crank * Rods: OE powder metal 5.7 in. * Pistons: Hypereutectic 9.5:1 compression * Rings: Moly * Camshaft: Hyd. Roller * Cam Specs: 220/224 @ 50 .495in/.502ex 110LSA * Timing Chain: Double roller * Cylinder Heads: Vortec cast iron 67cc 1.94/1.50 * Rocker Arms: Stamped steel 1.5 ratio * Oil Pan: Rear sump 5qt (not for Chevelles with steering behind crossmember, some Corvettes and 62-67 Chevy II's) * Oil Pump: Melling STD volume * Balancer: Internally balanced – PowerBond #PB1046-N * Flexplate: Externally balanced – Pioneer #FRA-159 * Intake Manifold: ATK HP dual plane * Distributor: HEI (Iron Gear) * Water Pump: OE long pump * EFI System: Fitech Go Street EFI 400HP (throttle body, wire harness and hand held unit included) * Fuel Pump: Not Provided - must run electric pump or mechanical fuel pump with Fitech fuel command center * Spark Plugs: Autolite #605 * Spark Plug Wires: 8mm Engine info: * Oil: Conventional/Non Synthetic 10W30 * Oil Filter: Wix or K&N * Timing: 34-36 degrees * Spark Plug Gap: .035 in. * Firing Order: 18436572 * Octane: 91+ * Stall Converter: Stock * Exhaust: 1 5/8 headers

2.5 out of 5 stars ( 2 )

$5,198.99

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