ATK High Performance Engines Engine Assemblies

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

Part Number: HPE-HP36

Not Yet Reviewed

Estimated Ship Date: Monday 7/7/2025

• Core Charge $510.00
• Free Shipping

Engine Assembly, Stage 3 Crate Engine, Long Block, 1-Piece Main Seal, Chevy, Small Block, 350, Each

Part Number: HPE-HP89C

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Aug 4, 2025 if ordered today

• Core Charge $510.00
• Free Shipping

Crate Engine, GM 350 Small Block Stage 3, 350 HP, Long Block, External/Internal Engine Balance, Vortec Heads, EFI, Each

Part Number: HPE-HP32C-EFI

2.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 7/7/2025

• Core Charge $510.00
• Free Shipping

ATK High Performance Chevy LS 408 Short Block

Part Number: HPE-SP38

Not Yet Reviewed

Estimated Ship Date: Aug 4, 2025 if ordered today

• Core Charge $410.00
• Free Shipping

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

Part Number: HPE-HP11

5.0 out of 5 stars ( 2 )

• Core Charge $550.00
• Free Shipping

Crate Engines, Chrysler 5.7L Gen III Hemi 400 HP Long Block, 5.7L/345, Assembled, Aluminum Cylinder Heads, with MDS, Chrysler, Dodge, Jeep, 5.7L, Each

Part Number: HPE-HP103

3.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 7/7/2025

• Core Charge $460.00
• Free Shipping

CRATE ENGINE, Mopar 360 Mag 350+HP

Part Number: HPE-HP113

Not Yet Reviewed

Estimated Ship Date: Monday 7/7/2025

• Core Charge $370.00
• Free Shipping

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: Monday 7/7/2025

• Core Charge $410.00
• 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: Sep 10, 2025 if ordered today

• Core Charge $510.00
• 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: Monday 7/7/2025

• Core Charge $285.00
• Free Shipping

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

Part Number: HPE-HP20

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Aug 26, 2025 if ordered today

• Core Charge $550.00
• 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: Jul 21, 2025 if ordered today

• Core Charge $510.00
• Free Shipping
• Special Order

CHEV 6.0 PERF 500+HP 01-07

Part Number: HPE-HP109

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 30, 2025 if ordered today

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

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

Part Number: HPE-HP79

4.63 out of 5 stars ( 8 )

Estimated Ship Date: Sep 23, 2025 if ordered today

• Core Charge $550.00
• Free Shipping
• Special Order

Engine, New Short Block, 377 CI,Cast Iron, 4.0 Bore, 3.750 Stroke, Forged I Beam Rod, Forged Aluminum Flat Top Pistons, Internal Balanced, Chevy, Each

Part Number: HPE-SP52NB

Not Yet Reviewed

Estimated Ship Date: Sep 30, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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: Monday 7/7/2025

• Free Shipping

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

Part Number: HPE-SP109

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

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

Engine Assembly, Short Block, 2-Piece Main Seal, Chevy, Small Block, 427, Each

Part Number: HPE-SP48

Not Yet Reviewed

Estimated Ship Date: Sep 18, 2025 if ordered today

• Free Shipping
• Special Order

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

Part Number: HPE-HP78

Not Yet Reviewed

Estimated Ship Date: Sep 30, 2025 if ordered today

• Core Charge $550.00
• Free Shipping
• Special Order

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: Monday 7/7/2025

• Core Charge $260.00
• Free Shipping

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: Sep 18, 2025 if ordered today

• 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-SP104

Not Yet Reviewed

Estimated Ship Date: Sep 30, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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: Monday 7/7/2025

• Core Charge $510.00
• Free Shipping

Engine Assembly, Stage 2 Crate Engine, Long Block, 1-Piece Main Seal, Chevy, Small Block, 383, Each

Part Number: HPE-HP36M

Not Yet Reviewed

Estimated Ship Date: Sep 18, 2025 if ordered today

• Core Charge $510.00
• Free Shipping
• Special Order

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

Part Number: HPE-HP110

Not Yet Reviewed

Estimated Ship Date: Sep 22, 2025 if ordered today

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