Exterior Components› Body Panels and Components

SEALED POWER

LIFTER

$69.90

SKU: S03T FP-3965966

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

Beginner — under 30 min

Description

The Cummins ISC 8.3L Valve Tappet is a new replacement part designed to address issues with camshaft or valve train failure. Symptoms like loss of power, popping, or backfiring can indicate these worn or failed components. This valve tappet is manufactured in an ISO 9001:2015 certified facility to ensure quality and consistency.

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 FP-3965966

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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