Aftermarket Johnson / Evinrude Outboard 324981 Impeller Housing O-Ring
The Sierra 18-7163 O-Ring provides the sealing surface required at the specified joint to help prevent leakage after disassembly and reassembly.
I.D.:Â 0.500" or 12.7mm
Width:Â 0.100" or 2.5mm
Need help with fitment? Contact us with your engine model and serial number and we'll help check suitability.
What is Sierra 18-7163?
Sierra 18-7163 is an aftermarket o-ring for Johnson / Evinrude Outboard & Mercury applications.
Which part numbers cross-reference Sierra 18-7163?
This listing cross-references Chrysler/Force/US Marine 25-20195, Mercruiser 25-20195, Mercury 25-20195 and Mercury 25-201951. See the Cross References & Alternative Products section above for linked alternatives where available.
How can I check whether Sierra 18-7163 fits my Johnson / Evinrude Outboard & Mercury application?
Contact us with your engine model and serial number and we'll help check suitability.