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Description
Sierra 18-3643 Johnson/Evinrude Thermostat - Replaces 433379
Sierra replacement thermostat for Johnson/Evinrude Outboards.
Fits:
- Johnson/Evinrude 6-8HP (1990)
- Johnson/Evinrude 9.9/15HP (1990-92)
- Johnson/Evinrude 40/48/50HP (1990-94)
- Johnson/Evinrude 45/55 (1992-94)
Replaces:
- Johnson/Evinrude Outboard 433379
California Residents: 
WARNING Cancer and Reproductive Harm - P65Warnings.ca.gov
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