ATK High Performance Engines Engine Assemblies

Crate Engine, Chrysler 408 Stroker Magnum 465 HP Stage 1 Long Block, Assembled, Hydraulic Roller Tappet, Internal Balance, Aluminum Heads, Dodge, 6.7L

Part Number: HPE-HP46-MAG

Not Yet Reviewed

Estimated Ship Date: Jun 29, 2026 if ordered today

• Core Charge $260.00
• Free Shipping
• Special Order

Engine Assembly, Stage 3 Crate Engine, Long Block, 1-Piece Main Seal, Chevy, Small Block, 383, Each

Part Number: HPE-HP33C

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

• Core Charge $510.00
• Free Shipping
• Special Order

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

Part Number: HPE-HP78M

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

• Core Charge $550.00
• Free Shipping
• Special Order

Engine Assembly, Stage 1 Crate Engine, Long Block, Ford, Small Block, 302, Each

Part Number: HPE-HP08

Not Yet Reviewed

Estimated Ship Date: Jun 17, 2026 if ordered today

• Core Charge $550.00
• Free Shipping
• Special Order

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: Jun 1, 2026 if ordered today

• Core Charge $610.00
• Free Shipping
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Crate Engine, GM 383 Stroker Stage 3, 435 HP, Long Block, External/Internal Engine Balance, Aluminum Heads, EFI, Each

Part Number: HPE-HP36CEFI

2.0 out of 5 stars ( 1 )

• Core Charge $510.00
• Free Shipping
• Special Order

Engine Assembly, Short Block, Chevy, Small Block LS, 408, Each

Part Number: HPE-SP26

Not Yet Reviewed

Estimated Ship Date: Jun 29, 2026 if ordered today

• Core Charge $410.00
• Free Shipping
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Engine Assembly, Short Block, Stroker, 1-Piece Main Seal, Mopar, Small Block Magnum, 408, Each

Part Number: HPE-SP57

Not Yet Reviewed

Estimated Ship Date: Jun 15, 2026 if ordered today

• Core Charge $370.00
• Free Shipping
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CHEV 632 BB COMP/DYNO

Part Number: HPE-HP108C

Not Yet Reviewed

Estimated Ship Date: Jun 29, 2026 if ordered today

• Free Shipping
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Crate Engines, GM 408 LQ4 Stroker 600 HP Stage 1 Long Block, 6.7L/408, Assembled, Internal Balance, Aluminum Heads, Chevrolet, Small Block LS, Each

Part Number: HPE-LS01

Not Yet Reviewed

Estimated Ship Date: Jun 29, 2026 if ordered today

• Core Charge $560.00
• Drop Ship
• Free Shipping
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Crate Engines, GM 383 Stroker 500 HP Stage 3 Long Block with EFI, 6.3L/383, Assembled, Aluminum Heads, FiTech EFI System, Chevy, Small Block, Each

Part Number: HPE-HP55C-EFI

Not Yet Reviewed

Estimated Ship Date: Jun 29, 2026 if ordered today

• Core Charge $510.00
• Free Shipping
• Special Order

Crate Engine, Chevy LQ4 6.0L, Long Block, Internal Engine Balance, FiTech EFI, Aluminum Heads, Each

Part Number: HPE-HP93C-EFI

Not Yet Reviewed

• Core Charge $560.00
• Free Shipping
• Special Order

Engine Assembly, Short Block, Big Block, 10.3L/632, 4.600 in. Bore, 4.750 in. Stroke, Forged Pistons, Flat Top, Chevy, Big Block Mark IV, Each

Part Number: HPE-SP108

Not Yet Reviewed

Estimated Ship Date: Jun 29, 2026 if ordered today

• Free Shipping
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HP ENGINE

Part Number: HPE-SP100

Not Yet Reviewed

Estimated Ship Date: Jun 29, 2026 if ordered today

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Engine Assembly, Short Block, LT1/LT4, 6.8L/416, 4.065 in. Bore, 4.000 in. Stroke, Forged Pistons, Two Valve Relief, 58 Tooth, Chevy, Gen V, LT, Each

Part Number: HPE-SP105

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Estimated Ship Date: Jun 29, 2026 if ordered today

• Free Shipping
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Engine Assembly, Short Block, LT1/LT4, 6.8L/416, 4.065 in. Bore, 4.000 in. Stroke, Forged Pistons, Two Valve Relief, 58 Tooth, Chevy, Gen V, LT, Each

Part Number: HPE-SP104

Not Yet Reviewed

Estimated Ship Date: Jun 29, 2026 if ordered today

• Free Shipping
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Engine Assembly, Stage 2 Crate Engine, Long Block, 1-Piece Main Seal, Ford, Small Block, 347, Each

Part Number: HPE-HP20M

Not Yet Reviewed

Estimated Ship Date: Jun 29, 2026 if ordered today

• Core Charge $550.00
• Free Shipping
• Special Order

Engine Assembly, Stage 3 Crate Engine, Long Block, Ford, Small Block, 302, Each

Part Number: HPE-HP08C

Not Yet Reviewed

Estimated Ship Date: Jun 17, 2026 if ordered today

• Core Charge $550.00
• Free Shipping
• Special Order

Crate Engine, Stage 3 Crate Engine, Long Block, 1-Piece Main Seal, Chevy, Small Block, 383, Each

Part Number: HPE-HP36C

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Jun 10, 2026 if ordered today

• Core Charge $510.00
• Free Shipping
• Special Order

Crate Engine, GM 383 Stroker 500HP Stage 2, Long Block, Aluminum Heads, Intake Manifold, Each

Part Number: HPE-HP55M

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 3, 2026 if ordered today

• Core Charge $510.00
• Free Shipping
• Special Order

Crate Engine, GM 383 Stroker Stage 3 with EFI, Long Block, Internal/External Engine Balance, Aluminum Heads, Each

Part Number: HPE-HP94C-EFI

Not Yet Reviewed

Estimated Ship Date: Jun 29, 2026 if ordered today

• Core Charge $510.00
• Free Shipping
• Special Order

CRATE ENGINE, Chev 383 415HP Black

Part Number: HPE-HP94CBLK

Not Yet Reviewed

Estimated Ship Date: Jun 3, 2026 if ordered today

• Core Charge $510.00
• Free Shipping
• Special Order

CRATE ENGINE, Chev 350 390HP Black

Part Number: HPE-HP89CBLK

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

• Core Charge $510.00
• Drop Ship
• Free Shipping
• Special Order

Crate Engine, GM 383 Stroker Stage 3, Long Block, Internal/External Engine Balance, Aluminum Heads, Each

Part Number: HPE-HP94C

Not Yet Reviewed

Estimated Ship Date: Jun 23, 2026 if ordered today

• Core Charge $510.00
• Free Shipping
• Special Order

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

Part Number: HPE-HP101

Not Yet Reviewed

Estimated Ship Date: Jun 17, 2026 if ordered today

• Core Charge $510.00
• Drop Ship
• Free Shipping
• Special Order