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Sierra 18-7173 O-Ring
- I.D.: 1.875" or 47.6mm
- Width: 0.135" or 3.4mm
Fits MCM/MIE GM V-6 & V-8 engine, for thermostat housing with flat cover plate
Interchangeable with:
- Chrysler/Force/US Marine
- 25-30224
- GLM
- 82250
- Johnson/Evinrude Outboard
- 310327
- Mallory
- 9-76501
- Mercruiser Stern Drive
- 25-30224Q
- 25-30224
- Mercury Marine
- 25-27018
- 25-30224
- 25-30224Q
- OMC Stern Drive
- 310327
California Residents: 
WARNING
Cancer and Reproductive Harm -
P65Warnings.ca.gov
Other Details
- Google Product Type:
- Engine Parts
- Product MPN:
- 18-7173
- Product UPC:
- 808282259754
- Fast Ship:
- In Stock Ships Today
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