278000965 Temperature Sensor for Sea-Doo SPX 800 1998-1999

Temperature Sensor for Sea-Doo

The Temperature Sensor for Sea-Doo is a replacement engine temperature sensor that monitors coolant temperature and relays readings to the gauge or warning system. It cross-references OEM part number 278000965 for a direct-fit solution.

Overview

This temperature sensor for Sea-Doo keeps your engine monitoring system aware of coolant temperatures so overheating conditions are detected early. Manufactured to match the OEM specifications of part 278000965, this temperature sensor installs in place of the original without modification. It suits riders servicing their personal watercraft or replacing a failed sensor.

Built For Performance

• Direct replacement for OEM part number 278000965
• Monitors engine coolant temperature for accurate gauge readings
• Threaded housing designed for a secure, leak-free fit
• Sealed connector to resist moisture in marine environments
• Compatible with the factory temperature warning circuit

Fits These Machines

• for Sea-Doo SPX 800 1998
• for Sea-Doo SPX 800 1999

On-The-Job Use

• Replacing a failed or inaccurate temperature sensor during engine service
• Restoring factory temperature gauge operation on your watercraft
• Routine cooling system maintenance before the riding season

Specs At A Glance

Good To Know

Q: How do I know if my temperature sensor has failed? A: Common signs include a gauge that never moves, erratic readings, or constant warning indicators. Replacing the sensor with this OEM-equivalent unit restores accurate temperature monitoring.

Q: Does this sensor require any modifications to install? A: No, this sensor is designed as a direct replacement for part 278000965 and threads into the factory location. Basic mechanical skills and a wrench are typically all that is needed.

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