Exterior Components› Body Panels and Components
United Engine & Machine Co
HYP/COATED PISTON 3.8L GM
SKU: U00B 1738HC.1.5MM
Advanced — 4+ hours
Description
MIA's Description
Constructed from a high-silicon aluminum alloy, these pistons offer increased strength, scuff resistance, and seizure resistance. They feature reinforced top lands, improved groove wear, and a proprietary diamond-finished skirt process. The pistons have a dish-style head with no valve reliefs, a bore size of 98.02mm (3.859 in.), and a compression height of 1.366 in. The piston ring groove thickness is 1.50mm x 1.50mm x 3.00mm. This set is sold as a set of 6 and includes wrist pins.
Fitment
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Specifications
| Brand | United Engine & Machine Co |
| Part Number | U00B 1738HC.1.5MM |
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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