Engines and Components› Engines, Blocks and Components

ATK ENGINES

LS3 408CI STROKER ENGINE

$15,629.67

SKU: A040 LS02C

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Special Order
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Advanced — 4+ hours

Description

Complete GM LS3 415ci 6.2L Stroker engine producing 620HP and 550TQ. Features aluminum cylinder heads and block, stock internal balance, Quick Fuel 850cfm mechanical secondary carburetor, 1-3/4" Headers exhaust, Edelbrock Victor Jr. intake manifold. Requires 91+ octane fuel and 10W40 oil. Includes a Melling standard volume, high-pressure oil pump.

Fitment

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Specifications

BrandATK ENGINES
Part NumberA040 LS02C

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Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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