CHEVROLET Short Block Engines

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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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: Tomorrow

• Core Charge $510.00
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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

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Estimated Ship Date: Tomorrow

• Core Charge $410.00
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Engine Assembly, Short Block, 2-Piece Main Seal, Chevy, Small Block, 427, Each

Part Number: HPE-SP48

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Estimated Ship Date: Tomorrow

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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

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Estimated Ship Date: Jan 12, 2026 if ordered today

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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

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Estimated Ship Date: Feb 9, 2026 if ordered today

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Engine Assembly, Short Block, Chevy, Small Block LS, 408, Each

Part Number: HPE-SP26

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Estimated Ship Date: Feb 9, 2026 if ordered today

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

Part Number: HPE-SP40

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Estimated Ship Date: Dec 29, 2025 if ordered today

• Core Charge $410.00
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Engine, New Short Block, 377 CI,Cast Iron, 4.0 Bore, 3.750 Stroke, Forged H Beam Rod, Forged Aluminum Flat Top Pistons, Internal Balanced, Chevy, Each

Part Number: HPE-SP53NB

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Estimated Ship Date: Feb 9, 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: Feb 9, 2026 if ordered today

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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

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Estimated Ship Date: Feb 9, 2026 if ordered today

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Chevy LS 408 Boosted/NOS Short Block 58 Tooth -18cc Dish

Part Number: HPE-SP31-B

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Estimated Ship Date: Feb 9, 2026 if ordered today

• Core Charge $410.00
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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: Feb 9, 2026 if ordered today

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

Part Number: HPE-SP37-G4

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Estimated Ship Date: Feb 9, 2026 if ordered today

• Core Charge $410.00
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Engine Assembly, Short Block, 2-Piece Main Seal, Chevy, Big Block, 540, Each

Part Number: HPE-SP44

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Estimated Ship Date: Feb 9, 2026 if ordered today

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

Part Number: HPE-SP37-B

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Estimated Ship Date: Feb 9, 2026 if ordered today

• Core Charge $410.00
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• Special Order