Exterior Components› Body Panels and Components

United Engine & Machine Co

SILVOLITE HYPERCOATED PISTON 3.1L GM (V6) 199699

$66.99

SKU: U00B 3459HC.STD

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INSTALL DIFFICULTY
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Description

The Silv-O-Lite Hypereutectic Pistons 3459HC.STD are replacement pistons designed for various GM V6 engines. These pistons are made from a hypereutectic aluminum alloy for enhanced strength and resistance to scuffing and seizure.

Featuring a dish style with no valve reliefs, these pistons have a bore size of 89mm and accommodate 1.2mm, 1.5mm, and 3.0mm ring grooves. They are sold as a set of 6 and include wrist pins.

Fitment

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Specifications

BrandUnited Engine & Machine Co
Part NumberU00B 3459HC.STD

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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