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: Today

• Core Charge $260.00
• Free Shipping

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: Nov 24, 2025 if ordered today

• Core Charge $560.00
• Drop Ship
• 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: Nov 19, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crate Engine, Chrysler 408 Stroker Magnum 465 HP Stage 3 Long Block, Assembled, Hydraulic Roller Tappet, Internal Balance, Aluminum Heads, Dodge, 6.7L

Part Number: HPE-HP46C-MAG

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Core Charge $260.00
• Free Shipping

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

Part Number: HPE-HP81C

Not Yet Reviewed

Estimated Ship Date: Today

• Core Charge $550.00
• 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: Nov 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: HPE-HP107

Not Yet Reviewed

Estimated Ship Date: Nov 24, 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-SP104

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Drop Ship
• 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: Nov 24, 2025 if ordered today

• Core Charge $550.00
• Drop Ship
• 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: Today

• Core Charge $510.00
• Free Shipping

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: Nov 24, 2025 if ordered today

• Core Charge $510.00
• Drop Ship
• 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: Today

• Core Charge $510.00
• Free Shipping

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

Part Number: HPE-HP08

Not Yet Reviewed

Estimated Ship Date: Nov 19, 2025 if ordered today

• Core Charge $550.00
• Drop Ship
• Free Shipping
• Special Order

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

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Short Block, Chevrolet Big Block Gen V 489/496 Stroker, Internally Balanced, Nodular Iron Crankshaft, +20cc Dome Pistons, Each

Part Number: HPE-SP98

Not Yet Reviewed

Estimated Ship Date: Today

• Core Charge $410.00
• 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: Today

• Core Charge $560.00
• 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
• Free Shipping

Crate Engine Ford 302CI Engine 300HP Fox Pan Complete EFI

Part Number: HPE-HP06C-EFI

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Core Charge $550.00
• Drop Ship
• Free Shipping
• Special Order

CHEV 632 BB COMP/DYNO

Part Number: HPE-HP108C

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• 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: Nov 24, 2025 if ordered today

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

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: Nov 24, 2025 if ordered today

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

Engine Assembly, Stage 3 Crate Engine, Long Block, 1-Piece Main Seal, Ford, Small Block, 347, Each

Part Number: HPE-HP20C

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Core Charge $550.00
• Drop Ship
• Free Shipping
• Special Order

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: Nov 24, 2025 if ordered today

• Core Charge $550.00
• 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: Nov 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Engine Assembly, Short Block, Assembled, Internal Balance, 1-Piece Rear Main Seal Style, Dart SHP Block, 427 C.I.D., Ford, Each

Part Number: HPE-SP112

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order