Engines & Components

ATK High Performance Chevy LS3 415 Short Block

Part Number: HPE-SP74

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Estimated Ship Date: Oct 22, 2025 if ordered today

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Cylinder Head, Black Label, 62cc Combustion Chamber, Bare, 2.040 in. Intake Valve, 1.570 in. Exhaust Valve, Chevy, LS, Pair

Part Number: MML-CHLSX600230

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Estimated Ship Date: Sep 11, 2025 if ordered today

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Cylinder Head, Black Label, 70cc Combustion Chamber, Bare, 2.250 in. Intake Valve, 1.600 in. Exhaust Valve, Chevy, LS, Pair

Part Number: MML-CHLSX600232

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Estimated Ship Date: Sep 11, 2025 if ordered today

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Cylinder Head, Black Label, 61cc Combustion Chamber, Bare, 2.080 in. Intake Valve, 1.570 in. Exhaust Valve, Chevy, LS3, Pair

Part Number: MML-CHLSX600236

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Estimated Ship Date: Sep 11, 2025 if ordered today

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Cylinder Head, Black Label, 70cc Combustion Chamber, Bare, 2.165 in. Intake Valve, 1.600 in. Exhaust Valve, Chevy, LS3, Pair

Part Number: MML-CHLSX600237

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Estimated Ship Date: Sep 11, 2025 if ordered today

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Cylinder Head, Black Label, 60cc Combustion Chamber, Bare, 2.165 in. Intake Valve, 1.600 in. Exhaust Valve, Chevy, LT1, Pair

Part Number: MML-CHLTX600251

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Estimated Ship Date: Sep 11, 2025 if ordered today

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Cylinder Head, Black Label, 60cc Combustion Chamber, Bare, 2.165 in. Intake Valve, 1.600 in. Exhaust Valve, Chevy, LT1, Pair

Part Number: MML-CHLTX600252

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Estimated Ship Date: Sep 11, 2025 if ordered today

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Cylinder Head, Black Label, 70cc Combustion Chamber, Bare, 2.250 in. Intake Valve, 1.600 in. Exhaust Valve, Chevy, LT1, Pair

Part Number: MML-CHLTX600253

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Estimated Ship Date: Sep 11, 2025 if ordered today

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Cylinder Head, Black Label, 70cc Combustion Chamber, Bare, 2.250 in. Intake Valve, 1.600 in. Exhaust Valve, Chevy, LT1, Pair

Part Number: MML-CHLTX600254

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Estimated Ship Date: Sep 11, 2025 if ordered today

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Cylinder Head, Black Label, 60cc Combustion Chamber, Bare, 2.165 in. Intake Valve, 1.600 in. Exhaust Valve, Chevy, LT4, Pair

Part Number: MML-CHLTX600255

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Estimated Ship Date: Sep 11, 2025 if ordered today

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Cylinder Head, Black Label, 70cc Combustion Chamber, Bare, 2.250 in. Intake Valve, 1.600 in. Exhaust Valve, Chevy, LT4, Pair

Part Number: MML-CHLTX600256

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Estimated Ship Date: Sep 11, 2025 if ordered today

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Cylinder Head, Black Label, 70cc Combustion Chamber, Bare, 2.250 in. Intake Valve, 1.600 in. Exhaust Valve, Chevy, LS3, Pair

Part Number: MML-CHLSX600240

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Estimated Ship Date: Sep 11, 2025 if ordered today

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Cylinder Head, Black Label, 70cc Combustion Chamber, Bare, 2.165 in. Intake Valve, 1.600 in. Exhaust Valve, Chevy, LS7, Pair

Part Number: MML-CHLSX600242

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Estimated Ship Date: Sep 11, 2025 if ordered today

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Cylinder Head, Black Label, 70cc Combustion Chamber, Bare, 2.250 in. Intake Valve, 1.600 in. Exhaust Valve, Chevy, LS7, Pair

Part Number: MML-CHLSX600247

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Estimated Ship Date: Sep 11, 2025 if ordered today

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Cylinder Head, Black Label, 70cc Combustion Chamber, Bare, 2.250 in. Intake Valve, 1.600 in. Exhaust Valve, Chevy, LS7, Pair

Part Number: MML-CHLSX600249

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Estimated Ship Date: Sep 11, 2025 if ordered today

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Cylinder Head, Black Label, 70cc Combustion Chamber, Bare, 2.165 in. Intake Valve, 1.600 in. Exhaust Valve, Chevy, LS, Pair

Part Number: MML-CHLSX600231

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Estimated Ship Date: Sep 11, 2025 if ordered today

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Cylinder Head, Black Label, 70cc Combustion Chamber, Bare, 2.250 in. Intake Valve, 1.600 in. Exhaust Valve, Chevy, LS, Pair

Part Number: MML-CHLSX600234

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Estimated Ship Date: Sep 11, 2025 if ordered today

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Cylinder Head, Black Label, 70cc Combustion Chamber, Bare, 2.250 in. Intake Valve, 1.600 in. Exhaust Valve, Chevy, LS3, Pair

Part Number: MML-CHLSX600238

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Estimated Ship Date: Sep 11, 2025 if ordered today

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Engine Assembly, Remanufactured, Crate Engine, Chevy, V8, 5.3L, 323, RPO Code LH6 or LC9, Each

Part Number: NAL-19209698

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• Core Charge $2,500.00
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ENGINE

Part Number: NAL-19209701

Not Yet Reviewed

• Core Charge $1,200.00
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ENG REM

Part Number: NAL-19177912

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• Core Charge $200.00
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CIRCLE TRACK CRATE ENGINE

Part Number: NAL-19434598

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Crate Engine, GM 6.2L, LS3, 525 HP, Internal Engine Balance, Aluminum Block and Heads, Each

Part Number: NAL-19434599

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Crate Engine, DR525, Sealed, 6.2L, 525 HP, 489 ft.-lbs. of Torque, Aluminum Heads, Chevy, Small Block LS, Each

Part Number: NAL-19434600

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Crate Engine, CT400, 404 HP, Cast Iron Block, Fast Burn, Aluminum Heads, Chevy, 5.7L, Each

Part Number: NAL-19434604

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Estimated Ship Date: Nov 3, 2025 if ordered today

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