Suzuki DF40A-DF70A Thermostat (72°C) 17670-87J01

The Suzuki Thermostat 17670-87J01 is a genuine Suzuki OEM 72°C (162°F) water thermostat designed for select Suzuki four-stroke outboards. It regulates cooling-water flow through the engine, helping maintain proper operating temperature and reliable cooling system performance.

This thermostat is used in Suzuki DF40A, DF50A, DF60A, and DF70A outboards. Replacing a worn or sticking thermostat during cooling system service helps support proper temperature control and efficient engine operation.

Compatible with the following:

• Suzuki DF40A (2010-Present)
• Suzuki DF50A (2010-Present)
• Suzuki DF60A (2010-Present)
• Suzuki DF70A (2009-Present)

Exact fitment can vary by engine model, model year, serial number, and thermostat configuration, so compatibility should be confirmed before ordering.

To Confirm Compatibility: Contact our team with your engine model and serial number before ordering. Call 727-596-5929 for assistance.