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Add to CartThe Sierra 18-3634 Thermostat is designed for Yamaha F300/LF300 (2007-2009), F350-LF350 (2007-2009), F350A/LF350A (2010-2011), F350B/LF350B (2012-2015), F350C/LF350C (2016-2018).
Interchangeable with:
California Residents: 
WARNING
Cancer and Reproductive Harm -
P65Warnings.ca.gov
Other Details
Sierra 18-3639 Yamaha Thermostat - Replaces 6EK-12411-00-00 Sierra replacement thermostat for Yamaha Outboards. Fits: Yamaha F115/LF115/VF115 (2014-2022) Interchangeable with: Yamaha...
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Sierra 18-3641 Yamaha Thermostat - Replaces 6FP-12411-00-00 Sierra replacement thermostat for Yamaha Outboards. Fits: Yamaha F75B (2017-2022), F90B (2016-2022), VF90A...
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Sierra 18-3637 Yamaha Thermostat - Replaces 6CB-12411-10-00 Sierra replacement thermostat for Yamaha Outboards. Fits: Yamaha VF200LA/VF225LA/VF250LA (2011-18) Interchangeable...
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Sierra 18-3525 Thermostat Sierra replacement thermostat for Yamaha Outboards. Temperature Rating: 122°F / 50°C Fits: F115/LF115 (2005-14), Z250/LZ250 (2003-05), LZ300/Z300 (2004-06),...
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Sierra 18-3630 Thermostat for Honda Outboards Sierra replacement thermostat for Honda Outboards. Temperature rating: 72°C / 162°F Interchangeable with: Honda...
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