67F-12411-01-00 60V-12411-00-00 Yamaha 9.9-70 HP 4 stroke 1987-up Thermostat

Thermostat for Yamaha

This thermostat for Yamaha 9.9-70 HP 4-stroke outboards (1987 and newer) regulates engine coolant flow to maintain optimal operating temperature, referencing OEM cross-reference numbers 67F-12411-01-00 and 60V-12411-00-00.

Overview

This genuine replacement thermostat is designed for Yamaha 4-stroke outboards from 9.9 to 70 horsepower, ensuring your engine runs at the correct temperature for peak efficiency. The thermostat opens and closes to control coolant circulation, preventing overheating and reducing wear on internal components. Engineered to meet OEM specifications, this thermostat is a direct fit for your Yamaha outboard.

Built For Performance

• Precision temperature control for consistent engine operation
• Corrosion-resistant construction for marine environments
• Direct replacement for OEM part numbers 67F-12411-01-00 and 60V-12411-00-00
• Tested to withstand extreme temperature cycles
• Ensures proper warm-up time for reduced emissions

Fits These Machines

• for Yamaha 9.9-70 HP 4-stroke outboards (1987 and newer)

On-The-Job Use

• Maintains optimal engine temperature during long idling
• Provides reliable cooling in both fresh and saltwater conditions
• Essential for high-performance use at wide-open throttle
• Helps preserve engine life by preventing thermal stress

Specs At A Glance

Good To Know

Q: How does this thermostat affect engine performance? A: It ensures the engine warms up quickly and maintains the ideal temperature, which improves fuel efficiency and reduces wear on internal parts.

Q: Is this thermostat identical to the original Yamaha part? A: It is manufactured to match OEM specifications, so it functions equivalently and fits without modification, but it is not an original Yamaha product.

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