Engines and Components› Pistons and Piston Rings

SEALED POWER

PISTON BODY, 0.50MM O/S

$137.57

SKU: S03T FP-3930188

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Description

The SEALED POWER FP-3930188 is a piston designed for Cummins B Series engines. It is a 0.50 mm oversized piston, also referred to as .020. The piston is a replacement part with OEM cross-references 3930188 and C3930188.

Fitment

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Specifications

BrandSEALED POWER
Part NumberS03T FP-3930188

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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