Engines and Components› Engines, Blocks and Components

ATK ENGINES

DART LS 388CI BOOST S/B 1800HP RATI

$11,695.69

SKU: A040 SPE3881800

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Special Order
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Description

The ATK ENGINES SPE3881800 is an Elite Series LS Short Block with a Dart SHP LS Next Cast Iron Block, Dart Billet Crankshaft, Manley Pro Series I Beam Rods, and JE Ultra Flat Top 2618 Forged Pistons. It is rated for 1800HP and is suitable for single or twin turbo applications.

Fitment

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

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Specifications

BrandATK ENGINES
Part NumberA040 SPE3881800

Buy with Confidence

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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