CHEVROLET Chevy small block Gen III/IV (LS-based engines) Engines & Components

Engine 376 c.i. LS Builder Series Iron Block Standard Edition, 4L65/70E Automatic Transmission w/ Polished Pulley Kit

Part Number: MLL-BLS3763K4L7

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Estimated Ship Date: Tomorrow

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

Part Number: HPE-SPE4271500

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Estimated Ship Date: Feb 13, 2026 if ordered today

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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

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Estimated Ship Date: Feb 9, 2026 if ordered today

• Core Charge $410.00
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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 18, 2026 if ordered today

• Core Charge $410.00
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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 18, 2026 if ordered today

• Core Charge $410.00
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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: Feb 18, 2026 if ordered today

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SHORT BLOCK, LS3 415CI Boost Shortblock 58T

Part Number: HPE-SP71-B

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ATK High Performance Chevy LS3 415 Short Block

Part Number: HPE-SP72

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Estimated Ship Date: Feb 13, 2026 if ordered today

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ATK High Performance Chevy LS3 415 Short Block

Part Number: HPE-SP74

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Estimated Ship Date: Feb 13, 2026 if ordered today

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Short Block, Chevrolet LS Gen IV 408 Stroker, Internally Balanced, Nitrous/Boost, 58 Tooth Reluctor, +10cc Dish Pistons, Each

Part Number: HPE-SP26-G4-B

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Estimated Ship Date: Feb 13, 2026 if ordered today

• Core Charge $410.00
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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

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Estimated Ship Date: Feb 13, 2026 if ordered today

• Core Charge $410.00
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Short Block, Chevrolet LS Gen IV 408 Stroker, Internally Balanced, Nitrous/Boost, 24 Tooth Reluctor, +10cc Dish Pistons, Each

Part Number: HPE-SP37-G4-B

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Estimated Ship Date: Feb 13, 2026 if ordered today

• Core Charge $410.00
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Short Block, Chevrolet LS Gen IV 408 Stroker, Internally Balanced, Nitrous/Boost, 24 Tooth Reluctor, +4cc Flat Top Pistons, Each

Part Number: HPE-SP39-G4-B

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Estimated Ship Date: Feb 13, 2026 if ordered today

• Core Charge $410.00
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Short Block, Chevrolet LS Gen IV 408 Stroker, Internally Balanced, Nitrous/Boost, 24 Tooth Reluctor, +29cc Dish Pistons, Each

Part Number: HPE-SP40-G4-B

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Estimated Ship Date: Feb 13, 2026 if ordered today

• Core Charge $410.00
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ATK High Performance Chevy LS3 415 Short Block

Part Number: HPE-SP67

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Estimated Ship Date: Feb 13, 2026 if ordered today

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ATK High Performance Chevy LS3 415 Short Block

Part Number: HPE-SP68

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Estimated Ship Date: Feb 13, 2026 if ordered today

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ATK High Performance Chevy LS3 415 Short Block

Part Number: HPE-SP69

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ATK High Performance Chevy LS3 415 Short Block

Part Number: HPE-SP70

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Estimated Ship Date: Feb 13, 2026 if ordered today

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ATK High Performance Chevy LS3 415 Short Block

Part Number: HPE-SP71

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Estimated Ship Date: Feb 13, 2026 if ordered today

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Crate Engine, GM LS 416 C.I.D., Long Block, Assembled, Internal Engine Balance, Aluminum Heads, Chevy, Each

Part Number: EDL-46720

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Estimated Ship Date: Tomorrow if ordered today

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Crate Engine, GM LS3 Stroker, LS416, 602 HP, Victor Jr Carbureted, Assembled, Long Block Only, Chevy, Each

Part Number: EDL-46725

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Estimated Ship Date: Tomorrow if ordered today

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Crate Engine, GM LS3 Stroker, LS416, 602 HP, Victor Jr Carbureted, Assembled, without Accessories, Chevy, Each

Part Number: EDL-46726

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Estimated Ship Date: Tomorrow if ordered today

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Crate Engine, GM LS3 Stroker, LS416, 602 HP, Victor Jr Carbureted, Assembled, with Accessories, Chevy, Each

Part Number: EDL-46727

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Estimated Ship Date: Tomorrow if ordered today

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Crate Engine, Victor Jr, LS Chevy 416, ProFlo 4 EFI, Forged Internals, 602 HP and 538 ft/lbs TQ, Each.

Part Number: EDL-46736

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Estimated Ship Date: Tomorrow if ordered today

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Crate Engine, Victor Jr, LS Chevy 416, ProFlo 4 EFI, Forged Internals, 602 HP and 538 ft/lbs TQ, With Accessories, Each.

Part Number: EDL-46737

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Estimated Ship Date: Tomorrow if ordered today

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