Mercury Thermostat Assembly - 8M0090819

Mercury Thermostat Assembly - 8M0090819

120 degrees Fahrenheit thermostat sold individually. Thermostats regulate the engine temperature, preventing overheating by ensuring proper flow, which can lead to significant damage if the thermostat fails to open or remains stuck closed.

Fits:

• 75-115HP 1.7L 4-Stroke (SN 1B366823 - 2B094995)
  • 1 Required
• 75-115HP 2.1L 4-Stroke (SN 2B095049 & Above)
  • 1 Required
• 115HP Pro XS 2.1L L4 4-Stroke
  • 1 Required
• 150HP 3.0L EFI 4-Stroke (SN1B905505 & Above)
  
  • 1 Required
• 150HP Pro XS 3.0L L4 4-Stroke (SN 2B550139 & Above)
  • 1 Required