6D3-12411-00-00 Thermostat 140°F for Yamaha 222XE 1900 2024-2026

Thermostat for Yamaha

This 140°F thermostat, OEM cross-reference 6D3-12411-00-00, controls coolant flow on Yamaha 222XE 1900 boats to maintain steady engine temperature.

Overview

This thermostat for Yamaha marine engines keeps coolant circulating at the correct 140°F threshold. It suits Yamaha 222XE 1900 owners needing a reliable replacement for a failed thermostat. The 6D3-12411-00-00 cross-reference confirms the factory fitment for this model.

Built For Performance

• 140°F opening temperature for stable engine warm-up
• OEM cross-reference 6D3-12411-00-00 for direct replacement
• Built to handle constant marine coolant exposure
• Regulates flow to guard against overheating and cold running
• Sealed construction resists corrosion in closed-loop systems

Fits These Machines

• for Yamaha 222XE 1900, 2024-2026

On-The-Job Use

• Replacing a thermostat that sticks open or closed
• Routine cooling system service on Yamaha 222XE 1900 boats
• Restoring steady operating temperature after overheating
• Seasonal maintenance before launch

Specs At A Glance

Good To Know

Q: What are signs the thermostat has failed? A: Overheating, slow warm-up, or jumping temperature readings point to a failing thermostat. A stuck unit blocks or restricts coolant flow, so replace it once these symptoms show.

Q: Is this part correct for my Yamaha 222XE 1900? A: This listing covers Yamaha 222XE 1900 from 2024 to 2026. Verify your engine serial number and existing part number 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.