Sierra 18-3541 Thermostat
Sierra 18-3541 Thermostat, Sierra 18-3541 ThermostatSierra high quality aftermarket engine parts are manufactured to meet or exceed OEM requirements. Sierra 18-3541 is a replacement thermostat for Yamaha Outboards. Temperature Rating: 140F / 60C; Use with: 18-3611 Thermostat Kit; Interchangeable with: Mallory; 9-43037; Yamaha Outboard; 66M-12411-00-00; 66M-12411-01-00; 6G8-12411-00-00; 6G8-12411-01-00; 6G8-12411-02-00; 6G8-12411-03-00;