ATK High Performance Engines Engine Assemblies

Crate Engine, Long Block, TBI Stroker, 1-Piece Rear Main Seal, Hydraulic Roller, 9.5:1 Compression Ratio, Cast Iron, Chevy, 383, Truck, Each

Part Number: HPE-HP05

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Core Charge $510.00
• Free Shipping

Engine Assembly, Short Block, LQ4, Chevy, Small Block LS, 364, Each

Part Number: HPE-SP19

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Core Charge $410.00
• Free Shipping

FORD 302 64-86 TRUCK DROPIN

Part Number: HPE-HP99FT

Not Yet Reviewed

Estimated Ship Date: Today

• Core Charge $550.00
• Free Shipping

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

Part Number: HPE-HP98M

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Jul 13, 2026 if ordered today

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

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

Part Number: HPE-HP06

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

• Core Charge $550.00
• Free Shipping

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

Crate Engine, Ford 302 375 HP Stage 3 Long Block with EFI, Assembled, Hydraulic Roller Tappet, External Balance, Aluminum Heads, Ford, Windsor, Each

Part Number: HPE-HP78C-EFI

Not Yet Reviewed

Estimated Ship Date: Today

• Core Charge $550.00
• Free Shipping

Chevy LS 408 Boosted/NOS Short Block 58 Tooth +10cc Dish

Part Number: HPE-SP26-B

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Core Charge $410.00
• Free Shipping

Crate Engine, Mopar 360 Small Block Stage 3, 320 HP, Long Block, External Engine Balance, Magnum Heads, EFI, Each

Part Number: HPE-HP73C-EFI

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Core Charge $260.00
• Free Shipping

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

Part Number: HPE-HP90

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

• Core Charge $510.00
• Free Shipping

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: Today

• Core Charge $175.00
• Free Shipping

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

Part Number: HPE-HP08M

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Core Charge $550.00
• Free Shipping

Engine Assembly, Stage 2 Crate Engine, Long Block, 1-Piece Main Seal, Chevy, Small Block, 350, Each

Part Number: HPE-HP89M

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Core Charge $510.00
• Free Shipping

Short Block, Crate Engine, Cast, 1-Pc. Main Seal, Forged Internals, 4-Bolt Main, Internal/External Balance, 9.025 in. DH, Chevy, Small Block, 383,Each

Part Number: HPE-SP35

5.0 out of 5 stars ( 3 )

Estimated Ship Date: 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: Today

• Core Charge $510.00
• Free Shipping

Short Block Engine, LM7 383, Chevy LS, Forged Crank, Forged Piston, Dish, +15 Piston Head Volume, I-Beam Rods, 6-Bolt Main, Internal Balance, Each

Part Number: HPE-SP78

Not Yet Reviewed

Estimated Ship Date: Today

• Core Charge $285.00
• Free Shipping

Short Block, Chevrolet 383 Stroker, Internal/External Balanced, +5cc Flat Top Pistons, Forged 4340 Steel Crankshaft, Each

Part Number: HPE-SP53

3.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

• Core Charge $510.00
• Free Shipping

CRATE ENGINE, Mopar 360 Mag 350+HP

Part Number: HPE-HP113

Not Yet Reviewed

Estimated Ship Date: Today

• Core Charge $370.00
• Free Shipping

Engine Assembly, Short Block, 2-Piece Main Seal, Ford, Big Block 385, 460, Each

Part Number: HPE-SP11

4.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

• Core Charge $650.00
• Freight Charge

CHEVY 377 STROKER SHORT BLOCK

Part Number: HPE-SP15NB

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Jul 13, 2026 if ordered today

• 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: Jul 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Short Block, Chevrolet LS Gen IV 408 Stroker, Internally Balanced, 24 Tooth Reluctor, +4cc Flat Top Pistons, Each

Part Number: HPE-SP39-G4

Not Yet Reviewed

Estimated Ship Date: Jul 6, 2026 if ordered today

• Core Charge $410.00
• Drop Ship
• Free Shipping
• Special Order

Crate Engine, Mopar 360 Small Block Stage 1, 320 hp, 410 lbs.-ft. Torque, Long Block, Hydraulic Roller, External Engine Balance, Magnum Heads, Each

Part Number: HPE-HP73

3.44 out of 5 stars ( 9 )

Estimated Ship Date: Today

• Core Charge $260.00
• Free Shipping

Chevy LS 408 Boosted/NOS Short Block 24 Tooth +18cc Dish

Part Number: HPE-SP38-B

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Core Charge $410.00
• Free Shipping

Crate Engines, Chrysler 5.7L Gen III Hemi 400 HP Long Block, 5.7L/345, Assembled, Aluminum Heads, without MDS, Chrysler, Dodge, Jeep, 5.7L, Each

Part Number: HPE-HP103T

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Core Charge $460.00
• Free Shipping