Exterior Components› Body Panels and Components
United Engine & Machine Co
HYP/COATED PISTON 4.6L GM
SKU: U00B 1826HC.25MM
Advanced — 4+ hours
Description
These pistons feature a flat top design with four valve reliefs. They have a 3.671 inch bore (93.250mm) and a 1.240 inch compression height. The piston ring thickness is 1.50mm x 1.50mm x 3.00mm. Wrist pins are included, and retainers are also provided. The wrist pin style is press-fit or floating, with a diameter of 0.866 inches. They are sold as a set of 8.
Fitment
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Specifications
| Brand | United Engine & Machine Co |
| Part Number | U00B 1826HC.25MM |
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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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