Engine Assemblies

ATK High Performance Chevy LS3 415 Short Block

Part Number: HPE-SP67

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Estimated Ship Date: Sep 18, 2025 if ordered today

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ATK High Performance Chevy LS3 415 Short Block

Part Number: HPE-SP68

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Estimated Ship Date: Sep 18, 2025 if ordered today

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ATK High Performance Chevy LS3 415 Short Block

Part Number: HPE-SP69

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Estimated Ship Date: Sep 18, 2025 if ordered today

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ATK High Performance Chevy LS3 415 Short Block

Part Number: HPE-SP70

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Estimated Ship Date: Sep 18, 2025 if ordered today

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ATK High Performance Chevy LS3 415 Short Block

Part Number: HPE-SP71

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Estimated Ship Date: Sep 18, 2025 if ordered today

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SHORT BLOCK, LS3 415CI Boost Shortblock 58T

Part Number: HPE-SP71-B

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Estimated Ship Date: Sep 18, 2025 if ordered today

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ATK High Performance Chevy LS3 415 Short Block

Part Number: HPE-SP72

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Estimated Ship Date: Sep 18, 2025 if ordered today

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ATK High Performance Chevy LS3 415 Short Block

Part Number: HPE-SP74

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Estimated Ship Date: Sep 18, 2025 if ordered today

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Engine Assembly, Stage 1 Crate Engine, Long Block, 1-Piece Main Seal, Ford, Small Block Windsor, 393, Each

Part Number: HPE-HP17

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• Core Charge $410.00
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Crate Engines, GM 502 515 HP Stage 1 Long Block, 8.2L/502, Assembled, External Balance, Cast Iron Cylinder Heads, Chevrolet, 7.4L, 8.2L, Each

Part Number: HPE-HP95

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Crate Engines, GM LM7/LS1 347CI 500 HP Stage 1 Long Block, 5.7L/347, Assembled, Internal Balance, Aluminum Heads, Chevrolet, Small Block LS, Each

Part Number: HPE-LM7-LB-2

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Estimated Ship Date: Sep 18, 2025 if ordered today

• Core Charge $285.00
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Crate Engines, GM LM7/LS1 383CI 515 Plus HP Stage 1 Long Block, 6.3L/383, Assembled, Internal Balance, Aluminum Heads, Chevrolet, Small Block LS, Each

Part Number: HPE-LM7-LB-3

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Estimated Ship Date: Sep 18, 2025 if ordered today

• Core Charge $285.00
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LQ4 364CI 550HP L/B

Part Number: HPE-LQ4-LB-2

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• Core Charge $575.00
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Short Block, Chevrolet LS Gen IV 408 Stroker, Internally Balanced, Nitrous/Boost, 24 Tooth Reluctor, +29cc Dish Pistons, Each

Part Number: HPE-SP40-G4-B

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Estimated Ship Date: Sep 18, 2025 if ordered today

• Core Charge $410.00
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Engine Assembly, Short Block, 2-Piece Main Seal, Chevy, Big Block, 540, Each

Part Number: HPE-SP45

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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

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Estimated Ship Date: Sep 18, 2025 if ordered today

• Core Charge $510.00
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Crate Engines, GM 496 Stroker 600 HP Stage 1 Long Block, 8.1L/496, Assembled, Internal Balance, Aluminum Cylinder Heads, Chevrolet, 7.4L, 8.1L, Each

Part Number: HPE-HP631P

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Estimated Ship Date: Sep 18, 2025 if ordered today

• Core Charge $600.00
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Crate Engine, GM 496 Stroker 600 HP Stage 3 Long Block, Assembled, Hydraulic Roller Tappet, Internal Balance, Aluminum Heads, Chevy, 7.4L, 8.1L, Each

Part Number: HPE-HP631PC

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Estimated Ship Date: Sep 18, 2025 if ordered today

• Core Charge $600.00
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Crate Engines, GM 496 Stroker 600 HP Stage 2 Long Block, 8.1L/496, Assembled, Internal Balance, Aluminum Cylinder Heads, Chevrolet, 7.4L, 8.1L, Each

Part Number: HPE-HP631PM

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Estimated Ship Date: Sep 18, 2025 if ordered today

• Core Charge $600.00
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Crate Engines, Ford 347 Stroker 410 HP Stage 3 Long Block with EFI, 5.7L/347, Assembled, External, 28 oz. Imbalance, Ford, Small Block Windsor, Each

Part Number: HPE-HP80C-EFI

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Estimated Ship Date: Sep 18, 2025 if ordered today

• Core Charge $550.00
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Engine Assembly, Stage 2 Crate Engine, Long Block, 1-Piece Main Seal, Ford, Small Block, 347, Each

Part Number: HPE-HP80M

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Estimated Ship Date: Sep 18, 2025 if ordered today

• Core Charge $550.00
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Engine Assembly, Stage 1 Crate Engine, Long Block, 1-Piece Main Seal, Ford, Small Block Windsor, 408, Each

Part Number: HPE-HP81

5.0 out of 5 stars ( 1 )

• Core Charge $550.00
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Engine Assembly, Stage 2 Crate Engine, Long Block, 1-Piece Main Seal, Ford, Small Block Windsor, 408, Each

Part Number: HPE-HP81M

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• Core Charge $550.00
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Crate Engine, Chevy LQ4 6.0L, Long Block, Internal Engine Balance, FiTech EFI, Aluminum Heads, Each

Part Number: HPE-HP93C-EFI

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• Core Charge $560.00
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Chevy LS 408 Boosted/NOS Short Block 58 Tooth -18cc Dish

Part Number: HPE-SP31-B

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Estimated Ship Date: Sep 18, 2025 if ordered today

• Core Charge $410.00
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