Sierra Thermostat for 1983+ GM V-6 And V-8 Engines With Standard Cooling • 18-3668

Thermostat for 1983+ GM V-6 And V-8 Engines With Standard Cooling.  Limited 2 Year Warranty.

• For Mercruiser engines using 142 degree thermostats
• Fits 1983 & newer GM V-6 & V-8 engines with standard cooling

Includes:

• (1) Thermostat Cover Gasket (18-2552)
• (1) Thermostat Cover Gasket (18-2553)
• (1) Thermostat Cover Gasket (18-2554)
• (1) Thermostat (18-3551)
• (1) O-Ring (18-7173)

Replaces:

• Mallory
• 9-43150
• GLM
• 13390
• Mercruiser
• 807252T4
• 807252Q4
• 807252T7