Depending on the model the thermostat sending unit triggers the fan on at 185 f.
Electric fan temperature sending unit.
Install the temperature controlled sending unit in one of the cooling passage ports on your intake manifold making sure to use a high temperature thread sealant to prevent leaks.
Or on at 195 f.
And off at 175 f.
Elect fan thermostat sending unit 160 degrees needed a reducing bushing to make work manifold opening was 1 2 inch sending unit was 3 8 ordered reducer bus read more published on july 06 2020 by lynn.
Buy fan thermostat temperature switch with 3 8 pipe thread 185 to 175 degree electric engine cooling fan thermostat temperature sensor switch fits 10 12 14 16 fan with pipe thread.
Pre wired connector plugs into fan connector and the red wire is routed to the relay via an inline crimp connector.
And off at 165 f.