Availability

- In Stock Items. Ships Today. (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- In Stock Items, Including at a Supplier. Ships In a Few Days. (6) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- All Items, Including Not In Stock (11) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Filters
Part Type
- Crate Engines (4) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Short Block Engines (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Brand
- ATK High Performance Engines (4) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- ATK Marine Engine (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Edelbrock (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Make/Engine
Price Range
- $2000-$5000 (3)
- Greater than $5000 (4)
Filter Options
- Made In USA (1)
- Marine (1)

Crate Engines, Short Blocks, Engine & Transmission Combos

Showing In Stock Items. Show All 11 Items.

Individual Parts

Part Groups

Results 1 - 6 of 6

ATK Marine Rebuilt Long Block Engines

ATK Marine Engines offers premium-quality rebuilt long block engines specifically for boating applications. These engines are designed to deliver maximum performance and long-term durability for your boat. Order the model recommended for your marine application. ATK Marine rebuilt engines include: * Special marine pistons and rings * Special marine camshaft * Marine gaskets * New intake and exhaust valves * New main, rod, and cam bearings * New valve lifters, rocker nuts, and swivels * Heavy-duty double roller timing chains * Cam sprocket * Crank gear * Freeze plugs

4.28 out of 5 stars ( 43 )

$2,839.00

—

$5,209.00

ATK High Performance Chevy LM7 383 Short Blocks

ATK Chevy LM7 383 short blocks support your build with a solid foundation. Produced for the 1999-2007 trucks, LM7 engines are very popular engines to swap into musclecars and other LS swap vehicles. ATK High Performance Chevy LM7 383 short blocks are built for naturally aspirated engines up to 700 hp. Your ATK LM7 engine may include these components for optimal performance: * Block: GM LM7 5.3L * Bore/stroke: 3.903 x 4.000 * Displacement: 383 cu. in. * Crankshaft: K1 4340 forged steel, internally balanced 24-tooth * Connecting rods: Scat Premium Pro 4340 forged I-beam with ARP 8740 bolts * Pistons: Wiseco 2618 forged aluminum with coated skirts * Piston rings: Wiseco GFX (alloy steel top ring) * Camshaft bearings: Installed and clocked to OEM position * Freeze plugs: Brass installed and sealed * Oil galley plugs: installed and sealed * Weight: 285 lbs.

Not Yet Reviewed

$4,212.99

ATK High Performance Chevy 377 Stroker Short Blocks

Looking to upgrade your old engine using your existing heads? ATK high performance Chevy 377 Stroker short blocks use a 100 percent new American-made cast iron block outfitted with a Scat crank kit. All the hard work is done, you just need to finish it off. These crate engines are available with forged H-beam or I-beam connecting rods; dish top or flat top pistons; forged 4340 steel or nodular iron crankshaft; and other options. Note: Performance short blocks are based on dyno-proven combinations built with name brand parts. Stroker engine built over size of stock stroke. Short block strapped and shipped on wooden pallet crate.

3.0 out of 5 stars ( 1 )

$3,392.99

—

$4,699.99

ATK High Performance GM 383 Stroker 525 HP Stage 3 Long Block Crate Engines

ATK High Performance GM 383 Stroker 525 hp Stage 3 long block crate engines are power transplants for your high performance projects. ATK Stage 3 or complete engines are designed for those that want to drop the engines into their projects and fire them up. ATK tries to outfit the engines as completely as possible to save you time and headaches. GM complete dress engines typically consist of the Stage 2 build plus carburetion, spark plug wires, and spark plugs. Engine specifications: * Horsepower: 525 * Torque: 515 * Block: OE roller block 4-bolt main one-piece seal 1996-2000 * Bore/stroke: 4.040 x 3.750 in. * Displacement: 383 * Crankshaft: Scat 4340 forged external balance rear of crank/internal balance front of the crank * Rods: Scat 4340 forged H-beam with ARP 8740 bolts * Pistons: Forged 10.2:1 compression * Rings: Moly * Camshaft: Hydraulic roller * Cam specs: 246/250 at 50 .603intake/.609exhaust 110LSA * Timing chain: Double roller * Cylinder heads: ATK American-made aluminum 70cc/210cc 2.02/1.60 * Rocker arms: Billet aluminum 1.6 roller rockers * Oil pan: Moroso 7qt. with windage tray * Oil pump: Melling * Flexplate/flywheel: Pioneer external balance 168 tooth (with Scat kit) * Balancer: PowerBond SFI internal balance 8 in. * Intake manifold: Holley strip dominator single plane * Distributor: Pro billet (iron gear) * Water pump: Weiand action plus long pump * Carburetor: Quick Fuel 750 cfm mechanical secondary no choke * Fuel pump: Holley mechanical 110 gph * Spark plugs: Autolite * Spark plug wires: 8mm

Not Yet Reviewed

$8,959.00

Edelbrock Musi Carbureted 555 C.I.D. 676 HP Long Block Crate Engines

Edelbrock and Pat Musi are a powerful combination, and Edelbrock Musi carbureted 555 c.i.d. 676 hp long block crate engines are no less impressive. The big feature is the E-CNC cylinder heads that are strategically ported to achieve optimal airflow, gaining you maximum horsepower and torque in high performance street applications. Plus, their key advantage is the stock location of the exhaust port, allowing you to use readily available, off-the-shelf headers. Edelbrock Musi carbureted 555 C.I.D. 676 hp long block crate engines come ready to perform; just bolt on and fine tune to pack big block power in your ride. Additional features include: * Dart Big-M block * Scat forged steel crank * Forged H-beam rods * Forged pistons * Hydraulic roller camshaft * Roller rockers * Victor Jr. manifold * Thunder Series AVS 800 cfm carburetor

Not Yet Reviewed

$20,775.95

ATK High Performance GM 383 Vortec 390 HP Stage 3 Long Block Crate Engines

Pack Vortec power and stroker torque in your ride with ATK High Performance GM 383 Vortec 390 hp Stage 3 long block crate engines. These engines are hand-built and balanced to ensure a strong-running, reliable engine for your daily driver or hot rod. The 460 ft.-lbs. of twist make these extremely versatile mills that are at home in a towing rig, muscle car, or street rod. Get back out on the road with the ground-pounding power that only a stroker can give you. Engine specifications: * HP: 390 * TQ: 460 * Block: OE roller block 4-bolt main 1-pc seal 1996-2000 * Bore/Stroke: 4.040 in. x 3.750 in. * Displacement: 383CI * Crankshaft: Scat nodular iron external balance rear of crank/internal balance front of the crank * Rods: Scat I Beam 5.7 in. rods with ARP 8740 bolts * 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: Dart vortec cast iron 67cc/165cc 2.02/1.60 * 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 (with scat kit) * 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

Not Yet Reviewed

$6,179.00

Page 1 of 1