CHEVROLET ATK High Performance Engines Engine Assemblies

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: Tomorrow

• Core Charge $510.00
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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

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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

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Estimated Ship Date: Jul 13, 2026 if ordered today

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

Part Number: HPE-SP39-G4

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Estimated Ship Date: Jul 6, 2026 if ordered today

• Core Charge $410.00
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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: Tomorrow

• Core Charge $410.00
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ATK High Performance Chevy LS 408 Short Block

Part Number: HPE-SP38

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Estimated Ship Date: Tomorrow

• Core Charge $410.00
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Crate Engine, Chevy LQ4 6.0L, Long Block, Internal Engine Balance, Aluminum Heads, Each

Part Number: HPE-HP109

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Jul 13, 2026 if ordered today

• Core Charge $560.00
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Short Block, Chevrolet 383 Stroker, Internal/External Balanced, +3.7cc Flat Top Pistons, Each

Part Number: HPE-SP52

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Estimated Ship Date: Jul 13, 2026 if ordered today

• Core Charge $470.00
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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

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Estimated Ship Date: Jul 13, 2026 if ordered today

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Short Block, Chevrolet LS Gen IV 364, Internally Balanced, 24 Tooth Reluctor, +3.2cc Flat Top Pistons, Each

Part Number: HPE-SP93-G4

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Estimated Ship Date: Jul 13, 2026 if ordered today

• Core Charge $410.00
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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

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Estimated Ship Date: Jul 13, 2026 if ordered today

• Core Charge $600.00
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Engine Long Block, Chev 383 Stroker Marine HP Engine

Part Number: HPE-HP105

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Estimated Ship Date: Jul 13, 2026 if ordered today

• Core Charge $510.00
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Crate Engine, GM 383 Stroker, Marine, 380 HP, Long Block, External/Internal Engine Balance, Aluminum Heads, Each

Part Number: HPE-HP96

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Estimated Ship Date: Jul 13, 2026 if ordered today

• Core Charge $510.00
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Engine, New Short Block, 377 CI,Cast Iron, 4.0 Bore, 3.750 Stroke, Forged H Beam Rod, Forged Aluminum Dish Top Pistons, Internal Balanced, Chevy, Each

Part Number: HPE-SP35NB

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Estimated Ship Date: Jul 13, 2026 if ordered today

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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

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Estimated Ship Date: Jul 13, 2026 if ordered today

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Crate Engines, GM 408 LQ4 Stroker 600 HP Stage 1 Long Block, 6.7L/408, Assembled, Internal Balance, Aluminum Heads, Chevrolet, Small Block LS, Each

Part Number: HPE-LS01

Not Yet Reviewed

Estimated Ship Date: Jul 13, 2026 if ordered today

• Core Charge $560.00
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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: Jul 13, 2026 if ordered today

• Core Charge $510.00
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