Part number 18-7167-9.
Replaces OEM OMC 310414, 777945; Mercury Marine 25-861844, 97386, 8M0214974.

Sierra Gearcase Head O-Ring, 5-pack

Sierra o rings are for some Evinrude Johnson outboards; Mercruiser sterndrive and Mercury Marine outboard engines.

Dimensions: ID 3.625" x Width .135"

Please check the part numbers for your fitment needs. If you are unsure whether this part fits your model, please contact us with your serial number and we can help determine if it is right for your engine. Thanks for looking!!!

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Green Bay Prop offers the most used Stern Drive & Outboard parts in Wisconsin.

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