Engines and Components› Cylinder Heads and Components
SEALED POWER
O-RING
SKU: S03T FP-3867043
Beginner — under 30 min
Description
MIA's Description
The seal is specifically noted for its application on Non-Certified 14-liter 855 engines. It is also compatible with L10, M11, ISM, and QSM engine series, fitting into the mid-range and heavy-duty diesel categories.
Fitment
Fitment Guaranteed
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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
| Brand | SEALED POWER |
| Part Number | S03T FP-3867043 |
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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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