water pump
On my '86, 300zx NA, the rocker switch on the console turns on the heated outside mirror (drivers side).
should eather be at the top in to engine or on bottom hose coming from engine
the main hose coming off the top of the radiator were it goes int0 the engine.
To install a thermostat on a 1987 Nissan 300ZX, remove the two nuts and one bolt on the lower water neck. Slip off the old thermostat and use a gasket sealant to secure the new thermostat.
On my 93 the thermostat is behind the water pump. If you remove the waterpump you will see the thermostat.
In the thermostat housing on the front of the engine were the radiator hose attaches
Where is the ignition control module on a 1987 nissan 300zx
When changing the thermostat on a Nissan 300zx first drain the coolant from the engine. Then find the lower coolant hose on the radiator. Trace the hose to the thermostat housing. Remove the housing to uncover the thermostat and replace the unit with a new thermostat.
No The manual also states that I should remove the spark plugs is that necessary?
You'll have to take off the water pump because that is where the thermostat is.
it is located on the transmission itself