Engines and Components› Crankshafts and Components

SEALED POWER

SEAL KIT, FRONT OIL

$31.66

SKU: S03T FP-3353977

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 FP-3353977 is a front crankshaft seal designed for various CUM (Cummins) engines. It features a free inner diameter of 2.95 inches, an outer diameter of 3.67 inches, and a width of 0.322 inches. This seal is a direct replacement for OE part numbers including 136024, CUP136024, 3353977, 3908139, 3908141, and 3921927.

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-3353977

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.

View Full Return Policy