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ATK High Performance GM 350 Vortec 290 hp Stage 3 long block crate engines are perfect replacements for your worn out SBC. They are designed with matched components for reliable performance with extra "go power", and they require an electric fuel pump. ATK Stage 3 or complete dressed engines are engineered for those wanting to drop the engine into their project and fire it up. They have outfitted the engines as completely as possible to save you time and headaches. Typically ATK GM 350 Vortec 290 hp complete long blocks consist of: * OE block bored to 4.060 in. diameter with 2-bolt mains and a one-piece rear main seal * OE reground crankshaft with a 3.480 in. stroke * OE powder metal 5.7 in. length connecting rods * Hypereutectic 9.4:1 compression ratio pistons * Moly piston rings * Hydraulic roller camshaft (191/194 duration at 50, .414/.428 in. lift, 111 LSA) * Cast iron Vortec cylinder heads with 64cc combustion chambers, 165cc intake runners, and come with 1.94 in./1.5 in. valves. * Stamped steel 1.5 ratio rocker arms * Single roller timing set * 5 qt. oil pan ( will not fit Chevelle with steering behind crossmember, some Corvettes, and 1962-67 Chevy II) * Melling standard volume oil pump * Valve covers * Flexplate * ATK HP dual plane intake manifold * Distributor HEI * Cast iron long water pump * Front Powerbond balancer (internally balanced) * Pioneer externally balanced 168 tooth flexplate * Quick Fuel Brawler 670cfm carburetor * Autolite spark plugs (605) with 8mm wires
( 5 )
$3,625.99
Classic Ford 302 stock drop-in long block crate engines from ATK High Performance are shipped to you fully dressed. These are basic stock engines with moderate horsepower and torque based off the 80-86 Ford 302 engine. These engines typically make about 240 horsepower on the dynamometer. Additional specs: * Block: seasoned OE roller block * Bore/Stroke: up to 4.060 x 3.000 * Displacement: 302 c.i.d. * Crankshaft: OE Ford cast late model crankshaft (50 oz. imbalance) * OE steel connecting rods 5.4 in. stock bolts * Pistons: hypereutectic * Piston rings: moly rings * Compression Ratio: 8.5:1 * Camshaft: hydraulic flat tappet * Camshaft specifications: OE stock * Camshaft bearings installed and blocked to OEM position * Cylinder heads: OE cast iron * Freeze plugs: brass installed and sealed * Rocker arms: stamped steel 1.5 ratio * Oil galley plugs: installed and sealed * Oil pan: OE 5 qt. front sump * Weight: 430 lbs. * For engine break-in please follow the ATK break-in procedure that is included with the engine.
( 31 )
$3,998.99
Give your ride new life with ATK High Performance GM 350 330 hp/380 lbs.-ft. Stage 1 long block crate engines. These engines 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, worn down engine or just looking for a little more performance, ATK has you covered. Stage 1 long block crate engines include: * Handpicked, remanufactured blocks * ATK cast iron cylinder heads * 76cc chambers * 165cc intake runners * 1.94 in./1.5 in. valves * Stamped steel 1.5 ratio rocker arms * OE crankshaft * OE 5.7 in. powder metal connecting rods * Hypereutectic flat-top pistons * Moly rings * Hydraulic flat tappet camshaft * 465 int./.488 exh. cam lift * 224 int./234 exh. cam duration at 0.50 * 9.1:1 compression * Valve covers * Timing cover and timing set * Oil pan, pump, and pickup tube
( 15 )
$3,099.99
Give your car or truck a little more punch with one of these ATK High Performance GM 350 Vortec 350 hp Stage 2 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 they are great-running, reliable engines that will get you back on the road. 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 Recommended components: * Carburetor: Quick Fuel 680CFM vacuum secondary's electric choke #HR-680 * Fuel Pump: Holley mechanical 110GPH #12-327-11 * 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
( 8 )
$3,688.99
ATK High Performance GM 350 345 hp/400 lbs.-ft. Stage 1 long block crate engines are classics with great street manners, and vacuum to power all your accessories. These Stage 1 or base engines are designed for those that may have their own component parts already, and who also are interested in completing out the build themselves. Typically ATK GM 350 345 hp base long block engines consist of: * Seasoned OE short block with 4-bolt mains * OE cast crankshaft * OE 5.7 in. powder metal connecting rods * Hypereutectic pistons * Moly piston rings * Hydraulic roller camshaft * 220/224 at .050 in. * .495 in./502 in. lift 110 LSA * ATK cast iron cylinder heads * 76cc combustion chambers * 165cc intake runners * 1.94 in./1.5 in. valves * Stamped steel 1.5 ratio rocker arms * Valve covers * Timing set and cover * Oil pan, high volume oil pump with pick-up tube
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$3,198.99
Give your car or truck a little more punch with ATK High Performance GM 350 Vortec 350 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. ATK GM 350 Vortec 350 hp Stage 1 long block crate 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
( 7 )
$3,334.99
ATK High Performance Chrysler 360 Magnum 320 hp Stage 1 long block crate engines are perfect for a street cruiser offering great street ability, stock idle, and good power. ATK Stage 1 or base engines are designed for those that may have their own component parts already, and who also are interested in completing out the build themselves. Typically ATK Chrysler 360 Magnum 320 hp base engines consist of: * Seasoned OE Magnum block * OE cast crankshaft * OE steel connecting rods * Hypereutectic pistons * Chromoly piston rings * Hydraulic roller camshaft * Magnum cylinder heads * Steel rocker arms * Timing set and cover * Oil pan, oil pump and pick-up tube * Valve covers
( 9 )
$3,298.99
Street cruisers really can't ask for more than they'll find in ATK high performance Chrysler 360 320 hp Stage 3 long block crate engines. They're packed with the finest, well-matched components, so you can drop the engine into your project and fire it up. ATK has outfitted the blocks as completely as possible to save you time and headaches. These complete Stage 3 long blocks typically include carburetion, spark plug wires, and plugs. ATK Chrysler 360 engines include: * Seasoned OE Magnum block * OE-cast crankshaft * OE steel connecting rods * Hypereutectic pistons * Piston rings * Hydraulic roller camshaft * Magnum 65cc cylinder heads * Steel rocker arms 1.6 pedestal * Brass freeze plugs installed and sealed * Oil galley plugs installed and sealed
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$5,798.99
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
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$4,754.99
Give your car, truck, or hot rod some extra motivation with ATK High Performance Ford 351W 385 hp Stage 1 long block crate engines. These engines are hand-built, balanced, and dyno-proven to ensure they are going to get you down the road, in a hurry and reliably. These engines come ready to be finished with your choice of factory dressings or aftermarket parts. Breathe some new life into your ride with these ATK High Performance Ford 351W 385 hp Stage 1 crate engines. ATK Stage 1 long block crate engines include: * Handpicked, remanufactured blocks * Edelbrock aluminum cylinder heads * OE crank and rods * Hypereutectic pistons * Hydraulic roller camshaft * Cam lift- .512 int./.512 exhaust * Cam duration at 0.50- 220 int./224 exhaust * 9.5:1 compression * Valve covers * Timing cover * Oil pan, pump, and pickup tube
( 2 )
$4,958.99
ATK High Performance Chrysler 360 Magnum 320 hp Stage 3 long block crate engines with EFI are perfect for a street cruiser, and offer great street ability, stock idle, and good power. Based around FiTech Self-Learning EFI systems, these engines come complete from throttle body down to the oil pan. The only thing you will need is to supply is the fuel system--in line, in tank, or the FiTech Fuel Command Center. Plus they are dyno-tested with your EFI system and ready to go! These Stage 3 engines with EFI set your vehicle up for better drivability and trouble-free cold starts with no tuning required, regardless of elevation, driving habits, or part swap! Typically ATK Chrysler 360 Magnum 320 hp complete EFI engines consist of: * Seasoned OE Magnum block * OE cast crankshaft * OE steel connecting rods * Hypereutectic pistons * Chromoly piston rings * Hydraulic roller camshaft * Magnum cylinder heads * Steel rocker arms * Timing set * Oil pan, oil pump and pick-up tube * Valve covers * Flexplate * Performance intake manifold * Distributor * Stock water pump * Front damper * FiTech Go Street EFI 400 hp * Spark plugs and wires * Dyno test/tune
( 2 )
$5,898.99
Bring your ride to life with ATK High Performance Ford 302 375 hp Stage 1 long block crate engines. These engines are based on the tried and true Ford 302 and are built to perform. 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. Details and specs: * 375 hp/380 lbs.-ft. * Compression Ratio: 9.5:1 * ATK Aluminum heads * Hydraulic roller cam * Cast steel crankshaft 50oz external balance * Hypereutectic pistons * Seasoned OE roller block 1987-1995 * 4.040 in. bore x 3.000 in. stroke * One-piece rear main seal * Mechanical fuel pump provision * Dual sump oil pan HP08, Front sump oil pan HP78 * Melling high volume oil pump * Double roller timing set Cylinder Heads: * ATK aluminum cylinder heads * 58cc chamber * 2.02 in. intake/1.60 in. exhaust valves * 185cc intake runners * 1.6 aluminum roller rockers Roller Cam specs: * .512 intake/.512 exhaust * 220 intake/224 exhaust duration @ .050 - 112-degree lobe separation Recommended: * 34-36 degrees total timing * 13726548 firing order * Left Hand inlet reverse rotation water pump (HP08) * Right Hand inlet standard rotation water pump (HP78) * Autolite 3923 spark plugs 0.035 gap * 8mm Spark plug wires * 2,400-2,800 Stall converter * 1,500-6,500 dual plane intake * 80 GPH Fuel pump * 91 plus octane fuel * 680 cfm carburetor
Not Yet Reviewed
$4,765.99
Give your car or truck a little more punch with ATK High Performance GM 350 Vortec 350 hp Stage 3 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. 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 * Carburetor: Quick Fuel 680CFM vacuum secondary's electric choke #HR-680 * Fuel Pump: Holley mechanical 110GPH #12-327-11 *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
( 1 )
$4,624.99
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 )
$5,198.99
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