Exterior Components› Body Panels and Components

SEALED POWER

CAST PISTON

$73.58

SKU: S03T H1127CPA

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

Beginner — under 30 min

Description

The Sealed Power H1127CPA is a set of eight hypereutectic pistons designed for high-performance street, bracket, and oval track racing. These pistons are constructed from a strong, wear-resistant aluminum alloy containing 16 percent silicon. They are manufactured using permanent-mold technology to ensure precise fit and tight bore clearances.

Key specifications include a 3.780-inch bore, a stock stroke of 3.622 inches, and a rod length of 6.098 inches. The pistons feature a dish style with no valve reliefs and a compression height of 1.323 inches. The piston head volume is +5.00cc. Wrist pins are included and feature a press-fit or floating style with retainers. The piston ring thickness is 1.50mm x 1.50mm x 3.00mm.

Fitment

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Specifications

BrandSEALED POWER
Part NumberS03T H1127CPA

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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