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Description
Sierra 18-6024 OMC Zinc Gearcase Anode
Sierra replacement anode.
Interchangeable with:
- GLM
- 12776
- Johnson/Evinrude Outboard
- 393023
- 436745
- OMC Stern Drive
- 393023
Fits:
- 1982 - 1987 Gearcase
Zinc is for saltwater only
Magnesium is for freshwater
Aluminum is for brackish water or if the boat is used in both salt and freshwater
California Residents: 
WARNING Cancer and Reproductive Harm - P65Warnings.ca.gov
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