142 Degree Thermostat Kit | Sierra 18-3668 Outboard Distributor Caps Engine Isolation can be configured

Engine Isolation can be configured for isolation of two engines while both are running to protect engine electronics and maximize alternator output

5 HP years 1980-1983

you get a perfect fit that matches original equipment manufacturer specifications

ISO 7840 Type A2 NMMA/CE Type

When shopping at MacombMarineParts

142 Degree Thermostat Kit | Sierra 18-3668 Outboard Distributor Caps Engine Isolation can be configured142 Degree Thermostat Kit Sierra 18 3668 Sierra 142 Degree Thermostat Kit 18 3668 Fits many different models of Mercruiser raw water cooled marine engines. Fits various Mercruiser V6, V8 small block and V8 big block raw water engines Kit includes 18 3551 142 degree thermostat, 18 2552 cover gasket, 18 2553 cover gasket, 18 2554 cover gasket, 18 7173 o ring and 18 2917 housing gasket Replaces Mercury 807252Q4, 807252T4 Replaces Mallory 9 43150 The