ATK High Performance Engines Engines & Components

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

Part Number: HPE-HP107

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Estimated Ship Date: Dec 22, 2025 if ordered today

• Core Charge $510.00
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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

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Estimated Ship Date: Jan 2, 2026 if ordered today

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

Part Number: HPE-HP08C

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Estimated Ship Date: Jan 2, 2026 if ordered today

• Core Charge $550.00
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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: Dec 22, 2025 if ordered today

• Core Charge $510.00
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Engine Assembly, Stage 3 Crate Engine, Long Block, 1-Piece Main Seal, Chevy, Small Block, 383, Each

Part Number: HPE-HP33C

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Estimated Ship Date: Today

• Core Charge $510.00
• Free Shipping

ATK High Performance Chevy LS 408 Short Block

Part Number: HPE-SP40

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Core Charge $410.00
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Engine Assembly, Stage 1 Crate Engine, Long Block, Ford, Small Block, 302, Each

Part Number: HPE-HP08

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Core Charge $550.00
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Crate Engine, Mopar 360 Small Block Stage 2, 320 HP, Long Block, External Engine Balance, Magnum Heads, Each

Part Number: HPE-HP73M

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Core Charge $260.00
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Engine, New Short Block, 377 CI,Cast Iron, 4.0 Bore, 3.750 Stroke, Forged H Beam Rod, Forged Aluminum Flat Top Pistons, Internal Balanced, Chevy, Each

Part Number: HPE-SP53NB

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Crate Engine, Base Long Block, Cast Iron Heads, Hydraulic Roller Camshaft, Chevy, 350, Each

Part Number: HPE-HP98

3.67 out of 5 stars ( 12 )

Estimated Ship Date: Today

• Core Charge $510.00
• Free Shipping

Crate Engine, Ford 302 Stock Drop In, Long Block, Assembled, External Balance, Cast Iron Cylinder Heads, Each

Part Number: HPE-HP99F

3.9 out of 5 stars ( 31 )

Estimated Ship Date: Today

• Core Charge $550.00
• Free Shipping

Crate Engine, GM 5.3L, LM7, 385 HP, Long Block, Internal Engine Balance, Aluminum Heads, Each

Part Number: HPE-HP97

4.93 out of 5 stars ( 15 )

Estimated Ship Date: Today

• Core Charge $285.00
• Free Shipping

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: Today

• Core Charge $510.00
• Free Shipping

Crate Engines, GM 365 LQ4 550 HP Stage 1 Long Block, 6.0L/364, Assembled, Internal Balance, Aluminum Cylinder Heads, Chevrolet, Small Block LS, Each

Part Number: HPE-LQ4-LB-1

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Estimated Ship Date: Today

• Core Charge $560.00
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Engine Assembly, Stage 2 Crate Engine, Long Block, Left Side Water Pump Inlet, Ford, Small Block, 302, Each

Part Number: HPE-HP06M

Not Yet Reviewed

Estimated Ship Date: Today

• Core Charge $550.00
• Free Shipping

Crate Engine, GM 350, Stage 1, Long Block, Internal/External Engine Balance, Cast Iron Heads, Chevy, 350, Each

Part Number: HPE-HP291P

3.69 out of 5 stars ( 16 )

Estimated Ship Date: Today

• Core Charge $510.00
• Free Shipping

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

Part Number: HPE-HP79M

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

• Core Charge $550.00
• Free Shipping

Engine Assembly, Stage 1 Crate Engine, Long Block, 1-Piece Main Seal, Chevy, Small Block, 350, Each

Part Number: HPE-HP89

4.4 out of 5 stars ( 15 )

Estimated Ship Date: Today

• Core Charge $510.00
• Free Shipping

Crate Engine, Performance, Complete Long Block, Cast Iron Heads, Hydraulic Roller Camshaft, 4-Bolt Main, Internal/External Balance, Chevy, 350, Each

Part Number: HPE-HP98C

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Core Charge $510.00
• Free Shipping

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 )

Estimated Ship Date: Today

• Core Charge $510.00
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Engine Assembly, Short Block, Chevy, Small Block LS, 408, Each

Part Number: HPE-SP26

Not Yet Reviewed

Estimated Ship Date: Dec 30, 2025 if ordered today

• Core Charge $410.00
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Chevy LS 408 Boosted/NOS Short Block 24 Tooth -10cc Dish

Part Number: HPE-SP37-B

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Core Charge $410.00
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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: Jan 2, 2026 if ordered today

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Engine Assembly, Short Block, 58 Tooth Reluctor Wheel, Hypereutectic Pistons, LM7, 330 CID, Chevy, LS, Each

Part Number: HPE-SP115

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Estimated Ship Date: Jan 2, 2026 if ordered today

• Core Charge $175.00
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Short Block, Chevrolet LS Gen IV 408 Stroker, Internally Balanced, 24 Tooth Reluctor, +10cc Dish Pistons, Each

Part Number: HPE-SP37-G4

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Core Charge $410.00
• Drop Ship
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• Special Order