6D3-12411-00-00 Thermostat 140°F for Yamaha VX Limited HO 1900 2024-2026

Thermostat for Yamaha VX Limited HO 1900

This 140°F thermostat, OEM cross-reference 6D3-12411-00-00, regulates coolant flow on Yamaha VX Limited HO 1900 personal watercraft to keep engine temperature in the proper operating range.

Overview

This thermostat for Yamaha VX Limited HO 1900 watercraft controls coolant circulation so the engine reaches and holds its intended 140°F operating temperature. The 6D3-12411-00-00 thermostat is a direct replacement for the original unit on 2024-2026 models, making it a straightforward choice for routine cooling system service or replacement of a stuck or failed thermostat. It suits riders and mechanics maintaining a Yamaha VX Limited HO 1900 for reliable season after season.

Built For Performance

• 140°F opening temperature matched to the specified engine operating range
• OEM cross-reference 6D3-12411-00-00 for straightforward part matching
• Temperature-sensitive wax element for consistent opening and closing
• Sealed housing built to handle coolant and constant heat cycling
• Direct-fit design for the Yamaha VX Limited HO 1900 cooling system

Fits These Machines

• for Yamaha VX Limited HO 1900, 2024-2026

On-The-Job Use

• Routine cooling system maintenance on Yamaha VX Limited HO 1900 watercraft
• Replacing a thermostat that opens late, sticks open, or runs the engine cold
• Restoring proper warm-up and stable operating temperature on the water
• Cooling system service after flushing or coolant replacement

Specs At A Glance

Good To Know

Q: How do I know if my thermostat needs replacing? A: Common signs include slow warm-up, overheating, or unstable engine temperature during a ride. If the thermostat will not hold the specified 140°F range, replacement is the usual fix.

Q: Does this thermostat come with a gasket or housing? A: This listing covers the thermostat itself, referenced as 6D3-12411-00-00. Check your machine's parts diagram for any gasket or seal you may also need during install.

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