160 Degree Thermostat Kit | Sierra 18-3568

Aftermarket thermostat kit used on late model Mercruiser V8 fresh water cooled marine engines.

• Fits Mercruiser 5.7 MIE closed cooled marine engines from 1998 to 2001 with serial number range 0L002003 and up
• Fits Mercruiser MX6.2L MPI closed cooled engines from 2000 to 2001 with serial number range 0L680003 and up
• Fits Mercruiser 454 Horizon MIE closed cooled engines from 1998 to 2001 with serial number range 0L002200 and up
• Fits Mercruiser 502 MAG MPI closed cooled engines from 1998 to 2001 with serial number range 0L017000 and up
• Kit includes 160 degree thermostat and seal
• Replaces Mercury 99155T1