ATK High Performance Engines Engine Assemblies

Short Block, Chevrolet LS Gen IV 408 Stroker, Internally Balanced, Nitrous/Boost, 58 Tooth Reluctor, +18cc Dish Pistons, Each

Part Number: HPE-SP31-G4-B

Not Yet Reviewed

Estimated Ship Date: Jul 21, 2025 if ordered today

• Core Charge $410.00
• Free Shipping
• Special Order

Chevy LS 408 Boosted/NOS Short Block 58 Tooth 4cc Flat Top

Part Number: HPE-SP32-B

Not Yet Reviewed

Estimated Ship Date: Jul 21, 2025 if ordered today

• Core Charge $410.00
• Free Shipping
• Special Order

ATK High Performance Chevy LS 408 Short Block

Part Number: HPE-SP36

Not Yet Reviewed

Estimated Ship Date: Jul 21, 2025 if ordered today

• Core Charge $410.00
• Free Shipping
• Special Order

Short Block, Chevrolet LS Gen IV 408 Stroker, Internally Balanced, 58 Tooth Reluctor, +29cc Dish Pistons, Each

Part Number: HPE-SP36-G4

Not Yet Reviewed

Estimated Ship Date: Jul 21, 2025 if ordered today

• Core Charge $410.00
• Free Shipping
• Special Order

Chevy LS 408 Boosted/NOS Short Block 24 Tooth -10cc Dish

Part Number: HPE-SP37-B

Not Yet Reviewed

Estimated Ship Date: Jul 21, 2025 if ordered today

• Core Charge $410.00
• Free Shipping
• Special Order

Short Block, Chevrolet LS Gen IV 408 Stroker, Internally Balanced, 24 Tooth Reluctor, +18cc Dish Pistons, Each

Part Number: HPE-SP38-G4

Not Yet Reviewed

Estimated Ship Date: Jul 21, 2025 if ordered today

• Core Charge $410.00
• Free Shipping
• Special Order

Short Block, Chevrolet LS Gen IV 408 Stroker, Internally Balanced, Nitrous/Boost, 24 Tooth Reluctor, +18cc Dish Pistons, Each

Part Number: HPE-SP38-G4-B

Not Yet Reviewed

Estimated Ship Date: Jul 21, 2025 if ordered today

• Core Charge $410.00
• Free Shipping
• Special Order

ATK High Performance Chevy LS 408 Short Block

Part Number: HPE-SP39

Not Yet Reviewed

Estimated Ship Date: Jul 21, 2025 if ordered today

• Core Charge $370.00
• Free Shipping
• Special Order

ATK High Performance Chevy LS 408 Short Block

Part Number: HPE-SP40

Not Yet Reviewed

Estimated Ship Date: Jul 21, 2025 if ordered today

• Core Charge $410.00
• Free Shipping
• Special Order

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

Part Number: HPE-SP41-1P

Not Yet Reviewed

Estimated Ship Date: Jul 14, 2025 if ordered today

• Core Charge $600.00
• 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: Jul 14, 2025 if ordered today

• Free Shipping
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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 28, 2025 if ordered today

• Core Charge $600.00
• Free Shipping
• Special Order

Engine Assembly, Stage 3 Crate Engine, Long Block, Ford, Small Block, 302, Each

Part Number: HPE-HP06C

Not Yet Reviewed

Estimated Ship Date: Jul 7, 2025 if ordered today

• Core Charge $550.00
• Free Shipping
• Special Order

FORD 5.4 08-10 VVT LOCK OUT ENGINE

Part Number: HPE-HPDFDA

Not Yet Reviewed

Estimated Ship Date: Jul 7, 2025 if ordered today

• Core Charge $620.00
• Free Shipping
• Special Order

Engine Assembly, Short Block, LT1/LT4, 6.2L/376, 4.065 in. Bore, 3.622 in. Stroke, Forged Pistons, Two Valve Relief, 58 Tooth, Chevy, Gen V, LT, Each

Part Number: HPE-SP103

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

• Free Shipping
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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: Jul 28, 2025 if ordered today

• Core Charge $510.00
• Free Shipping
• Special Order

FORD 5.4 04-08 VVT LOCK OUT ENGINE

Part Number: HPE-HPDFDV

Not Yet Reviewed

Estimated Ship Date: Jul 7, 2025 if ordered today

• Core Charge $620.00
• Free Shipping
• Special Order

FORD 5.4 05-08 VVT LOCK OUT ENGINE

Part Number: HPE-HPDFDW

Not Yet Reviewed

Estimated Ship Date: Jul 7, 2025 if ordered today

• Core Charge $620.00
• Free Shipping
• Special Order

LQ4 364CI 550HP L/B

Part Number: HPE-LQ4-LB-2

Not Yet Reviewed

• Core Charge $575.00
• Free Shipping
• Special Order

CHEV 383CI 415HP-STREET TBI Cam

Part Number: HPE-HP94-TBI

Not Yet Reviewed

• Core Charge $510.00
• Free Shipping
• Special Order

CHRY 408 MAG STRK CMP/DYN EFI

Part Number: HPE-HP46C-MAGEFI

Not Yet Reviewed

• Core Charge $260.00
• Free Shipping
• Special Order

GEN IV 5.3L AFR Heads 500HP L/B

Part Number: HPE-HP116-G4

Not Yet Reviewed

Estimated Ship Date: Jul 7, 2025 if ordered today

• Core Charge $285.00
• Free Shipping
• Special Order

Crate Engines, Ford 502 545 HP Stage 3 Long Block, 8.2L/502, Assembled, Internal Balance, Aluminum Cylinder Heads, EFI, Ford, Big Block, Each

Part Number: HPE-HP19C-EFI

Not Yet Reviewed

• Core Charge $650.00
• Free Shipping
• Special Order

Crate Engines, GM 489 Stroker 565 HP Stage 1 Long Block, 8.0L/489, Assembled, Internal Balance, Aluminum Heads, Chevrolet, 7.4L Big Block Gen V, Each

Part Number: HPE-HP411P

Not Yet Reviewed

Estimated Ship Date: Jul 28, 2025 if ordered today

• Core Charge $600.00
• Free Shipping
• Special Order

Short Block, Chevrolet LS Gen IV 408 Stroker, Internally Balanced, 24 Tooth Reluctor, +10cc Dish Pistons, Each

Part Number: HPE-SP37-G4

Not Yet Reviewed

Estimated Ship Date: Jul 28, 2025 if ordered today

• Core Charge $410.00
• Free Shipping
• Special Order