Exterior Components› Body Panels and Components

United Engine & Machine Co

FORD 351C ROD 5.778 FLAT TOP 2CC 1V KB SINGLE HYPER PISTON

$93.45

SKU: U00B SKB177.040

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Description

The KB Performance Pistons SKB177.040 is a hypereutectic aluminum piston designed for a 4.040 in. bore. It features a flat top with a single valve relief and comes with a press-fit or floating wrist pin. The piston has a 5/64 in. x 5/64 in. x 3/16 in. ring groove configuration. This piston is sold individually.

Fitment

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Specifications

BrandUnited Engine & Machine Co
Part NumberU00B SKB177.040

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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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