Engines and Components› Pistons and Piston Rings

United Engine & Machine Co

HYP/COATED PISTON 5.7L GM

$45.35

SKU: U00B 1476HC.030

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Advanced — 4+ hours

Description

The Silv-O-Lite 1476HC.030 is a set of hypereutectic pistons designed for various applications. These pistons are constructed from an aluminum alloy high in silicon, offering enhanced strength, scuff resistance, and seizure protection. They feature reinforced top lands and diamond-finished skirts for improved performance and durability.

Each piston has a dish-style head with four valve reliefs and a +11.50cc volume. The bore size is 4.030 inches (102.362mm), with a compression height of 1.540 inches. The wrist pin is press-fit with a diameter of 0.927 inches, and the piston rings are 5/64 in. x 5/64 in. x 3/16 in. These pistons are sold as a set of 8 and include coated skirts.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandUnited Engine & Machine Co
Part NumberU00B 1476HC.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.

View Full Return Policy