ATK High Performance Engines Parts and Accessories

Crate Engine, GM LQ4, Long Block, Internal Engine Balance, Aluminum Heads, Chevy, 6.0L, LS3 Heads, Each

Part Number: HPE-HP110

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Estimated Ship Date: Dec 29, 2025 if ordered today

• Core Charge $560.00
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CHEVY 377 STROKER SHORT BLOCK

Part Number: HPE-SP15NB

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Estimated Ship Date: Dec 26, 2025 if ordered today

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Cylinder Head, 290cc BBC, Aluminum, 113cc Chamber, 294cc Runner, 2.250 in. Intake Valve, 1.880 in. Exhaust Valve, 0.675 in. Max Lift, Chevy, Each

Part Number: HPE-HPBBC290

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Estimated Ship Date: Dec 26, 2025 if ordered today

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Engine Assembly, Short Block, 2-Piece Main Seal, Ford, Big Block 385, 460, Each

Part Number: HPE-SP11

4.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

• Core Charge $650.00
• Freight Charge

Engine Assembly, Short Block, 24 Tooth Reluctor Wheel, Hypereutectic Pistons, LM7, 330 CID, Chevy, LS, Each

Part Number: HPE-SP109

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Estimated Ship Date: Dec 26, 2025 if ordered today

• Core Charge $175.00
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Engine Assembly, Stage 1 Crate Engine, Long Block, 1-Piece Main Seal, Chevy, Small Block, 383, Each

Part Number: HPE-HP36

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Estimated Ship Date: Oct 7, 2025 if ordered today

• Core Charge $510.00
• Free Shipping

Engine Assembly, Stage 2 Crate Engine, Long Block, 1-Piece Main Seal, Ford, Small Block Windsor, 351, Each

Part Number: HPE-HP09M

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Oct 22, 2025 if ordered today

• Core Charge $550.00
• Free Shipping

Engine Assembly, Stage 1 Crate Engine, Long Block, 1-Piece Main Seal, Ford, Small Block Windsor, 351, Each

Part Number: HPE-HP09

3.4 out of 5 stars ( 5 )

Estimated Ship Date: Today

• Core Charge $550.00
• Free Shipping

ATK High Performance Chevy LS 408 Short Block

Part Number: HPE-SP38

Not Yet Reviewed

Estimated Ship Date: Nov 3, 2025 if ordered today

• Core Charge $410.00
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Short Block Engine, Chevy LS 408 Short Block, Remanufactured, Assembled, Internal Balance, 9.240 in. Deck Height, Chevrolet, 6.7L, Each

Part Number: HPE-SP36-B

Not Yet Reviewed

Estimated Ship Date: Oct 7, 2025 if ordered today

• Core Charge $410.00
• Free Shipping

Chevy LM-7/LS 347CI Short Block +3.2cc Flat Top Pistons 24 Tooth

Part Number: HPE-SP75

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Core Charge $285.00
• Free Shipping

Crate Engine, Mid Dress Long Block, Aluminum Heads, Hydraulic Roller Camshaft, Chevy, 383, Each

Part Number: HPE-HP101M

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Core Charge $510.00
• Free Shipping

Engine Assembly, Stage 2 Crate Engine, Long Block, Ford, Small Block, 302, Each

Part Number: HPE-HP08M

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Core Charge $550.00
• Free Shipping

CHEV 6.0 PERF 500+HP 01-07

Part Number: HPE-HP109

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 7, 2025 if ordered today

• Core Charge $560.00
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Crate Engine, Ford 502 515 HP Stage 3 Long Block, Assembled, Hydraulic Flat Tappet, Internal Balance, Aluminum Heads, Ford, Big Block 385 Series, Each

Part Number: HPE-HP102C

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• Core Charge $650.00
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Engine Block, Vortec Roller, Cast Iron, 4-Bolt 350 Mains, 4 in. Diameter Bore, 1-Piece Rear Main Seal, Chevy Small Block, Each

Part Number: HPE-13ZB

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Estimated Ship Date: Dec 26, 2025 if ordered today

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Crate Engine, Ford 302 375 HP Stage 3 Long Block with EFI, Assembled, Hydraulic Roller Tappet, External Balance, Aluminum Heads, Ford, Windsor, Each

Part Number: HPE-HP78C-EFI

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Estimated Ship Date: Today

• Core Charge $550.00
• Free Shipping

Crate Engines, GM 408 LQ4 550 HP Stage 1 Long Block, 6.7L/408, Assembled, Internal Balance, Aluminum Cylinder Heads, Chevrolet, Small Block LS, Each

Part Number: HPE-408BOOSTLB

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Short Block, Chevrolet 383 Stroker, Internal/External Balanced, +5cc Flat Top Pistons, Each

Part Number: HPE-SP53

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Core Charge $510.00
• Free Shipping

Crate Engine, GM 383 Stroker 500HP Stage 3, Long Block, Aluminum Heads, Intake Manifold, Carburetor, Each

Part Number: HPE-HP55C

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 4, 2025 if ordered today

• Core Charge $510.00
• Free Shipping

Crate Engine, GM 383 Stroker 500HP Stage 1, Long Block, Aluminum Heads, Each

Part Number: HPE-HP55

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 26, 2025 if ordered today

• Core Charge $510.00
• Free Shipping
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Short Block, Crate Engine, Cast, 1-Pc. Main Seal, Forged Internals, 4-Bolt Main, Internal/External Balance, 9.025 in. DH, Chevy, Small Block, 383,Each

Part Number: HPE-SP35

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

• Core Charge $510.00
• Free Shipping

Engine Assembly, Stage 3 Crate Engine, Long Block, 2-Piece Main Seal, Chevy, Big Block, 540, Each

Part Number: HPE-HP42C

Not Yet Reviewed

Estimated Ship Date: Today

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Jeep 3.8L Nodular Iron Crankshaft 1991-2011

Part Number: HPE-B842310N

Not Yet Reviewed

Estimated Ship Date: Dec 9, 2025 if ordered today

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Engine Assembly, Stage 1 Crate Engine, Long Block, 2-Piece Main Seal, Ford, Big Block 385, 460, Each

Part Number: HPE-HP19

Not Yet Reviewed

Estimated Ship Date: Dec 26, 2025 if ordered today

• Core Charge $610.00
• Free Shipping
• Special Order