160 Degree Thermostat Kit | Sierra 18-3648

160 degree thermostat kit used on Mercruiser closed cooled marine engines.

• Fits various model Mercruiser GM V-8 small block fresh water cooled engines
• Fits both 3 point and 7 point drain systems
• Kit includes 18-3649 160 degree thermostat and gaskets
• Replaces Mallory 9-43100