Engines and Components› Engines, Blocks and Components

ATK ENGINES

HYUNDAI G4GC 03 CYL HD

$665.00

SKU: A040 2255C

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

Advanced — 4+ hours

Description

The ATK HP55C-EFI Chevy 383CI with FITECH EFI 500HP is a complete Chevy 383CI crate engine with FITECH EFI, producing 500HP and 505 TQ. It features an OE roller block, forged Scat crankshaft and rods, forged pistons, hydraulic roller camshaft, and ATK HP aluminum cylinder heads. The engine includes an Edelbrock intake manifold and a Fitech Go EFI 4 600HP system.

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.

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Specifications

BrandATK ENGINES
Part NumberA040 2255C

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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