Engines and Components› Engines, Blocks and Components

ATK ENGINES

INT. DT-466E DROP-IN

$17,858.34

SKU: A040 HMB7

Special Order
Special Order
Ships in 4–6 weeks
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Advanced — 4+ hours

Description

Performance upgrade for 1999-2007 Chevy Truck LM7 or LS swap. Designed for big mid to upper end power with a noticeable idle. Requires headers, chassis dyno tune, and upgraded injectors for optimal performance. Cam specs included with engine. ATK recommends specific components to achieve listed power figures, but actual power may vary. Customer responsible for fitment verification; some vehicle modifications may be required. ATK reserves the right to substitute parts.

Fitment

Fitment Guaranteed

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on fit.

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

Available on iOS & Android

Specifications

BrandATK ENGINES
Part NumberA040 HMB7

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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