Exterior Components› Body Panels and Components

United Engine & Machine Co

SINGLE COATED PISTON 4.3L GM

$56.08

SKU: U00B S3487C.030

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Description

The Silv-O-Lite S3487C.030 is a cast piston designed for GM V6 engines. It features a flat top with four valve reliefs and a bore size of 4.030 inches.

This piston is constructed from cast aluminum and utilizes a press-fit wrist pin style. The ring grooves measure 5/64 in., 5/64 in., and 3/16 in. Piston rings are not included, but a wrist pin is included.

Fitment

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Specifications

BrandUnited Engine & Machine Co
Part NumberU00B S3487C.030

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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