Quicksilver 8M6013866 Thermostat - Fits Select Yamaha OutboardsQuicksilver thermostat 8M6013866 is used on Yamaha VF200LA/VF225LA/VF250LA (2011-2021); VF200LB/VF225LB/VF250LB (2021-Current). This Quicksilver thermostat is designed to meet all OEM specifications. See your owner's or service manual for specific application and installation information. Hardware, gaskets or seals for installation sold separately. This Quicksilver thermostat replaces the following OEM part number: 6CB?12411?10?00. Also can be found in the aftermarket as 18-3637.Engine Part Application:Yamaha VF200LA/VF225LA/VF250LA (2011-2021); VF200LB/VF225LB/VF250LB (2021+)