ATK High Performance Engines Engine Assemblies

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: Monday 7/7/2025

• 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

Not Yet Reviewed

Estimated Ship Date: Monday 7/7/2025

• Core Charge $560.00
• 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: Monday 7/7/2025

• Core Charge $510.00
• Free Shipping

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: Monday 7/7/2025

• Core Charge $510.00
• Free Shipping

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: Sep 18, 2025 if ordered today

• Core Charge $370.00
• Free Shipping
• Special Order

Engine Assembly, Stage 3 Crate Engine, Long Block, 1-Piece Main Seal, Chevy, Small Block, LS, 408, Each

Part Number: HPE-LS01C

Not Yet Reviewed

Estimated Ship Date: Sep 22, 2025 if ordered today

• Core Charge $560.00
• Drop Ship
• Free Shipping
• Special Order

Crate Engine, GM LM7, Long Block, Internal Engine Balance, Aluminum Heads, Chevy, 5.3L, AFR Heads, Each

Part Number: HPE-HP116

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

• Core Charge $285.00
• Drop Ship
• Free Shipping
• Special Order

Crate Engine, GM LM7, Long Block, Internal Engine Balance, Aluminum Heads, Chevy, 5.3L, AFR Heads, Each

Part Number: HPE-HP116-G4

Not Yet Reviewed

Estimated Ship Date: Sep 30, 2025 if ordered today

• Core Charge $285.00
• Drop Ship
• Free Shipping
• Special Order

HP ENGINE

Part Number: HPE-SP100

Not Yet Reviewed

Estimated Ship Date: Sep 30, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crate Engine, Long Block, Aluminum Heads, Cast Iron Block, VVT Lock Out, Tuner, Ford Modular, 5.4L/330, Each

Part Number: HPE-HPDFDV

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

• Core Charge $620.00
• Drop Ship
• Free Shipping
• Special Order

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

Part Number: HPE-SP115

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

• Core Charge $175.00
• Drop Ship
• Free Shipping
• Special Order

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: Sep 29, 2025 if ordered today

• Core Charge $260.00
• Free Shipping
• Special Order

CRATE ENGINE

Part Number: HPE-HPLH6N

Not Yet Reviewed

Estimated Ship Date: Sep 25, 2025 if ordered today

• Core Charge $560.00
• Drop Ship
• Free Shipping
• Special Order

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

Part Number: HPE-HP11M

Not Yet Reviewed

Crate Engine, GM LM7, Complete Engine, Internal Engine Balance, Aluminum Heads, Chevy, 5.3L, AFR Heads, Fitech EFI, Each

Part Number: HPE-HP116C-EFI

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

• Core Charge $285.00
• Drop Ship
• Free Shipping
• Special Order

Crate Engine, GM 350, Stage 2, Long Block, Internal/External Engine Balance, Cast Iron Heads, Chevrolet, 350 CID, Each

Part Number: HPE-HP291PM

3.4 out of 5 stars ( 10 )

Estimated Ship Date: Sep 29, 2025 if ordered today

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

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

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Engine Assembly, Short Block, 2-Piece Main Seal, Chevy, Big Block, 540, Each

Part Number: HPE-SP44

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

SHORT BLOCK ENGINE

Part Number: HPE-SPE3881500

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: HPE-HP33

Not Yet Reviewed

Estimated Ship Date: Sep 18, 2025 if ordered today

• Core Charge $510.00
• Free Shipping
• Special Order

Crate Engines, GM 489 Stroker 565 HP Stage 3 Long Block, 8.0L/489, Assembled, Aluminum Heads, Carbureted, Chevrolet, 7.4L Big Block Gen V, Each

Part Number: HPE-HP411PC

Not Yet Reviewed

Estimated Ship Date: Jul 29, 2025 if ordered today

• Core Charge $600.00
• Free Shipping
• Special Order

Crate Engines, GM 489 Stroker 565 HP Stage 2 Long Block, 8.0L/489, Assembled, Intake Manifold, Aluminum Heads, Chevrolet, 7.4L Gen V, 8.0L Gen V, Each

Part Number: HPE-HP411PM

Not Yet Reviewed

Estimated Ship Date: Sep 18, 2025 if ordered today

• Core Charge $600.00
• Free Shipping
• Special Order

Engine Assembly, Stage 1 Crate Engine, Long Block, 2-Piece Main Seal, Chevy, Big Block, 540, Each

Part Number: HPE-HP42

Not Yet Reviewed

Estimated Ship Date: Sep 18, 2025 if ordered today

• Free Shipping
• Special Order

Crate Engines, GM 365 LQ9 550 HP Stage 1 Long Block, 6.0L/364, Assembled, Internal Balance, Aluminum Cylinder Heads, Chevrolet, Small Block LS, Each

Part Number: HPE-LQ9-LB-1

Not Yet Reviewed

Estimated Ship Date: Sep 18, 2025 if ordered today

• Core Charge $560.00
• Free Shipping
• Special Order

Crate Engines, GM 415 LS3 Stroker 620 HP Stage 1 Long Block, 6.8L/415, Assembled, Internal Balance, Aluminum Heads, Chevrolet, Small Block LS, Each

Part Number: HPE-LS02

Not Yet Reviewed

Estimated Ship Date: Sep 18, 2025 if ordered today

• Free Shipping
• Special Order