Sierra/Prime Line 18-3644 Thermostat Kit

Sierra 18-3644 Mercruiser 160 Degree Thermostat Kit. Sierra high-quality engine parts are designed to meet OEM specifications. Temperature rating: 160°. Kit Includes: (1) 18-2553 Thermostat Cover Gasket. (1) 18-2917 Thermostat Gasket. (1) 18-3649 Thermostat. Application: Mercruiser Stern Drive. 200 2 BBL GM 305 1987-1987. s/n 0B525982 thru 0B774444 230 4 BBL GM 305. 1987-1987 s/n 0B525982 thru 0B773739. 260 4 BBL GM 1987-1987. s/n 0B525982 thru 0B773739 260 GM 350. 1987-1987 s/n 0B525982 thru 0B773304. 5.0L 2 BBL GM 305 1988-1995. s/n 0B774445 thru 0F600999 5.0LX 4 BBL GM 305. 1988-1995 s/n 0B773740 thru 0F600999. 5.7L Competition Ski GM 350 1987-1995. s/n 0B514627 thru 0F775199.