Engines and Components› Pistons and Piston Rings

SEALED POWER

PISTON RING SET

$222.75

SKU: S03T E-642K 30

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

Easy — 1–2 hours

Description

The Sealed Power E-642K 30 is a set of premium piston rings designed for oversized cylinders, .030 inches larger than standard. These rings feature a Moly Steel top ring and a Ductile second ring. The set includes ring groove widths of 5/64in for the top and second rings, and 5/32in for the oil ring.

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

BrandSEALED POWER
Part NumberS03T E-642K 30

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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