Engines and Components› Pistons and Piston Rings

United Engine & Machine Co

HYPER PISTON 5.8L FORD

$53.12

SKU: U00B 3154H.020

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Description

The United Engine & Machine Co 3154H.020 is a piston designed for engine rebuilding. It features a dish-style piston head with a 17.5cc volume and a compression ratio of 8.8:1. The piston is made from cast 390 hypereutectic alloy for increased strength and scuff resistance.

This piston has a bore diameter of 4 inches (101.6 mm) and a compression height of 1.77 inches (45 mm). It utilizes an offset pin configuration with a press-fit pin type. The ring sizes are 1.5mm for the top and second compression rings, and a 4.0mm shallow oil groove.

Fitment

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Specifications

BrandUnited Engine & Machine Co
Part NumberU00B 3154H.020

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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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