6D3-12411-00-00 Thermostat 140°F for Yamaha 222 FSH Sport E 1900 2024-2026

Thermostat for Yamaha 222 FSH Sport E 1900

This 140°F thermostat replaces the Yamaha OEM part 6D3-12411-00-00 and regulates coolant temperature on 2024 to 2026 Yamaha 222 FSH Sport E 1900 boats.

Overview

This thermostat for Yamaha 222 FSH Sport E 1900 keeps the engine at its designed 140°F operating temperature by controlling coolant circulation. It is a direct replacement for OEM part 6D3-12411-00-00 and suits routine cooling system service. Boat owners running a 222 FSH Sport E 1900 get a thermostat for Yamaha that cross-references the factory number.

Built For Performance

• 140°F opening temperature matches the factory rating
• Cross-references OEM part number 6D3-12411-00-00
• Built for marine cooling systems with constant temperature cycling
• Controls coolant flow to protect the engine from overheating
• Direct-fit replacement in the original thermostat housing location

Fits These Machines

• for Yamaha 222 FSH Sport E 1900, 2024-2026

On-The-Job Use

• Scheduled cooling system maintenance on the 222 FSH Sport E 1900
• Replacing a thermostat that opens late or sticks open
• Stabilizing engine temperature after an overheating event

Specs At A Glance

Good To Know

Q: Does this thermostat fit other Yamaha boats as well? A: It is listed for the 222 FSH Sport E 1900, 2024-2026, and cross-references 6D3-12411-00-00. Verify your model and serial number before ordering.

Q: How do I know my thermostat needs replacing? A: Common signs include slow warm-up, overheating, or erratic engine temperature. Confirm the 140°F rating matches your engine specification.

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