Engines and Components› Pistons and Piston Rings

United Engine & Machine Co

1 SET IC609.040/1 SET 4125CD8.

$1,213.36

SKU: U00B IC609KTD.040

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Description

The United Engine & Machine Co. Icon Premium Piston Kit (MPN: IC609KTD.040) is designed for Chevrolet 400 CID Small Block (SBC 400) engines with a .040" overbore, increasing the bore size to 4.165 inches. This piston kit is an essential component for engine rebuilding or performance upgrades, ensuring optimal combustion and engine efficiency.

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

BrandUnited Engine & Machine Co
Part NumberU00B IC609KTD.040

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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