CHEVROLET ATK High Performance Engines Engine Assemblies

Engines, Dart Short Block, 427 C.I.,, Cast Iron, 4.125 Bore, 4.00 Stroke, Flat Top Forged Aluminum Pistons, I Beam Connecting Rod, LS, Chevy, Each

Part Number: HPE-SPE4271800

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Estimated Ship Date: Mar 23, 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: Mar 23, 2026 if ordered today

• Core Charge $410.00
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Chevy LM-7/LS 347CI Short Block +11cc Dished Pistons 24 Tooth

Part Number: HPE-SP76

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Estimated Ship Date: Mar 23, 2026 if ordered today

• Core Charge $285.00
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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: Mar 23, 2026 if ordered today

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CRATE ENGINE, Chev 350 390HP Polished

Part Number: HPE-HP89CPOL

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Estimated Ship Date: Mar 20, 2026 if ordered today

• Core Charge $510.00
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Crate Engine, GM LM7, Long Block, Internal Engine Balance, Aluminum Heads, Chevy, 5.3L, AFR Heads, Each

Part Number: HPE-HP116-G4

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Estimated Ship Date: Mar 23, 2026 if ordered today

• Core Charge $285.00
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Engine Assembly, Short Block, LM7, 5.7/347, 3.903 in. Bore, 3.622 in. Stroke, Forged Dished Pistons, I-Beam, Chevy, LS, Each

Part Number: HPE-SP76-B

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Estimated Ship Date: Mar 23, 2026 if ordered today

• Core Charge $285.00
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