Engines and Components Pistons and Piston Rings

SEALED POWER

CAM/LIFTER KIT

$299.59

SKU: S03T KC-1226R

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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

This piston set, likely identified as alternative MPN SEA285AP30, is designed for Chrysler 318 engines. It features cast, flat-top pistons with four valve reliefs. Key specifications include a 3.940 inch (100.076mm) bore, a 3.310 inch stock stroke, and a 1.720 inch compression height. The pistons are made from cast aluminum and come with wrist pins (0.984 inch diameter) and retainers, suitable for press-fit or floating styles. Ring thickness is 5/64 in. x 5/64 in. x 3/16 in. File Fit: No. Gapless: No. Sold as a set of 8. Designed and manufactured to exceed OEM specs, these pistons provide improved reliability, performance, and a long service life.

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Specifications

BrandSEALED POWER
Part NumberS03T KC-1226R

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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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