Quicksilver 8M6010299 Thermostat - Fits Yamaha F/VF 150-200hp 4-Stroke OutboardsQuicksilver thermostat 8M6010299 is for use on 150-200hp F/VF150-F/VF200 Yamaha 4-stroke outboards. 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 numbers: 6DA?12411?00?00, 6DA?12411?01?00. Also can be found in the aftermarket as 18-3636.Engine Part Application:For use on 150 hp through 200 hp F/VF150 through F/VF200 Yamaha 4-stroke outboards.