130 Deg F Thermostat Replaces Mercury Marine 8M0057307 885599003 8855991 18-3535

130 Deg F Thermostat for Mercury Marine

This 130 degree Fahrenheit thermostat, referencing OEM cross-reference numbers 8M0057307, 885599003, 8855991, and 18-3535, regulates engine temperature for Mercury Marine outboard motors. It opens at 130°F to allow coolant flow, preventing overheating and maintaining optimal operating conditions.

Overview

This 130°F thermostat is a direct replacement for Mercury Marine outboard engines, ensuring the cooling system operates within the correct temperature range. It is designed to open at 130 degrees Fahrenheit, allowing coolant to circulate and protect the engine from excessive heat. This thermostat is a reliable choice for maintaining consistent engine performance.

Built For Performance

• Opens at precisely 130°F for consistent cooling
• Corrosion-resistant construction for marine environments
• Direct replacement for Mercury Marine part numbers
• Precision-engineered to maintain engine temperature
• Includes gasket for a secure seal

On-The-Job Use

• For maintaining proper engine temperature in Mercury outboards
• For preventing overheating during long trips
• For reducing engine wear caused by temperature fluctuations
• For year-round boating in various climates

Specs At A Glance

Good To Know

Q: Why is the thermostat temperature rating important? A: The 130°F rating ensures the engine warms up quickly while still allowing cooling flow to prevent overheating.

Q: Can I install this thermostat myself? A: Yes, with basic tools and following your engine's manual, most boat owners can replace the thermostat in under an hour.

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