Exterior Components› Body Panels and Components
SIERRAMARINE
PLENUM GASKET KIT
SKU: S08C 18-0663
Beginner — under 30 min
Description
This kit fits Mercury 75 4-Stroke outboards from 2000-2003 and 90 4-Stroke outboards from 2000 onwards. It also fits Yamaha F75 outboards from 2003-2004, F80 from 1999-2003, F90 from 2003-2004, and F100 from 1999-2002.
Fitment
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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 | SIERRAMARINE |
| Part Number | S08C 18-0663 |
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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