6D3-12411-00-00 Thermostat 140°F for Yamaha 210 FSH Deluxe 1050 2018-2022

Thermostat for Yamaha

This thermostat for Yamaha powersports engines regulates coolant flow to hold operating temperature near 140°F, and it is a direct replacement for OEM part number 6D3-12411-00-00.

Overview

This thermostat for Yamaha is a replacement temperature-regulating valve for the 1050 engine platform. It opens and closes with coolant temperature to keep the engine at its designed operating range. It suits riders and owners servicing a Yamaha 210 FSH Deluxe who want a dependable replacement thermostat.

Built For Performance

• 140°F opening temperature matches the OEM specification
• Cross-references OEM part number 6D3-12411-00-00
• Wax-pellet element responds smoothly to temperature changes
• Sealed housing resists coolant corrosion over time
• Direct-fit design installs in the stock housing location

Fits These Machines

• for Yamaha 210 FSH Deluxe 1050, 2018-2022

On-The-Job Use

• Routine cooling system maintenance
• Overheating diagnosis and repair
• Winterization and pre-season service
• Engine rebuilds and top-end work

Specs At A Glance

Good To Know

Q: How do I know if my thermostat needs replacing? A: Slow warm-up, overheating, or erratic temperature readings often point to a stuck thermostat. Replacing it restores normal coolant flow and temperature control.

Q: Does this thermostat require any modification to install? A: It is made as a direct replacement for the listed OEM number and installs in the stock housing. Confirm your engine serial number and part number match before ordering.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.