Thermostat Kit w/ Gasket MerCruiser Stern Drive 140 Degree 18-3650 59078T3 59078

Thermostat Kit with Gasket for MerCruiser

This thermostat kit with gasket is a 140°F replacement for MerCruiser stern drive engines, cross-referencing OEM part numbers 18-3650, 59078T3, and 59078.

Overview

This thermostat kit with gasket delivers reliable cooling for MerCruiser stern drive engines. The 140-degree thermostat ensures proper operating temperature, while the included gasket provides a secure seal. Ideal for maintaining engine performance in marine environments.

Built For Performance

• High-quality 140°F thermostat for accurate temperature control
• Includes matching gasket for a leak-free seal
• Direct replacement for OEM part numbers 18-3650, 59078T3, and 59078
• Corrosion-resistant construction for marine use
• Precision-calibrated opening for consistent engine cooling
• Simple bolt-on installation for quick service

On-The-Job Use

• For MerCruiser stern drive engines
• In marine cooling systems
• For routine maintenance of engine thermostats
• For replacing worn or stuck thermostats
• For ensuring proper engine temperature during operation

Specs At A Glance

Good To Know

Q: What is the opening temperature of this thermostat? A: The thermostat opens at 140 degrees Fahrenheit, ensuring optimal engine operating temperature.

Q: Does the kit include a gasket? A: Yes, a compatible gasket is included for a proper seal during installation.

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