6D3-12411-00-00 Thermostat for Yamaha 222 FSH Sport 1800 2023 140°F

Thermostat for Yamaha 222 FSH Sport 1800

This 140°F thermostat, carrying OEM cross-reference 6D3-12411-00-00, regulates engine coolant temperature on the Yamaha 222 FSH Sport 1800 for consistent operating conditions.

Overview

This thermostat is a direct-fit cooling system component built for the Yamaha 222 FSH Sport 1800 and helps hold engine temperature in the proper 140°F range. It opens and closes with coolant temperature changes to keep the engine running at an efficient level. It suits owners performing routine cooling system service or replacing a failed thermostat.

Built For Performance

• 140°F opening temperature matches the specified rating for this application
• OEM cross-reference 6D3-12411-00-00 for straightforward part matching
• Housing and valve construction designed for marine cooling systems
• Maintains stable coolant flow as engine temperature rises
• Direct replacement fit for the listed Yamaha model

Fits These Machines

• for Yamaha 222 FSH Sport 1800

On-The-Job Use

• Replacing a thermostat stuck open or closed during cooling system service
• Routine maintenance on the Yamaha 222 FSH Sport 1800 engine
• Restoring proper warm-up and temperature regulation after a thermostat failure

Specs At A Glance

Good To Know

Q: Is this an original Yamaha part? A: This is a replacement thermostat that cross-references OEM number 6D3-12411-00-00. Confirm your engine's required part number before ordering.

Q: Does the thermostat come with a gasket? A: Check the listing details for included components. A new gasket is generally recommended when replacing a thermostat.

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