Engineered Marine Products 75-75509 Thermostat for Johnson Evinrude Outboard Engines

The Engineered Marine Products 75-75509 is a precision-engineered replacement thermostat designed specifically for Johnson and Evinrude outboard engines. This critical cooling system component maintains optimal engine operating temperature by regulating coolant flow, protecting your engine from overheating and ensuring efficient performance.

Key Features:

• Direct replacement thermostat for multiple Johnson/Evinrude outboard applications
• Precision temperature control maintains proper engine cooling system function
• Durable brass construction resists corrosion in harsh marine environments
• Engineered to OEM specifications for reliable fit and performance
• Designed to resist coolant pressure variations at high RPMs

Compatibility:

• Johnson/Evinrude 70, 80, 90, 100, 115, 140, 150, 175, 200, 225, 250, 300 HP outboards (2005-2013)
• Johnson/Evinrude 90, 115, 140 HP 4-Stroke models (2003-2006)
• Johnson/Evinrude 200, 225 HP 4-Stroke EFI models (2004-2006)

Regular thermostat replacement is essential preventive maintenance, especially after any engine overheating incident. A properly functioning thermostat ensures your outboard reaches optimal operating temperature quickly and maintains consistent cooling system pressure for maximum heat transfer efficiency.