To change the thermostat in a Nissan 300ZX Twin Turbo, first ensure the engine is cool and disconnect the negative battery terminal. Drain the coolant from the radiator, then remove the upper radiator hose connected to the thermostat housing. Unbolt the thermostat housing, take out the old thermostat, and clean the mating surfaces. Install the new thermostat, reassemble the housing, reconnect the hose, and refill the coolant before starting the engine to check for leaks.
On my 93 the thermostat is behind the water pump. If you remove the waterpump you will see the thermostat.
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.
In the thermostat housing on the front of the engine were the radiator hose attaches
water pump
You'll have to take off the water pump because that is where the thermostat is.
To replace the thermostat on a 1987 Nissan 300ZX, first, ensure the engine is cool and disconnect the negative battery terminal. Drain the coolant from the radiator, then remove the upper radiator hose connected to the thermostat housing. Unbolt the thermostat housing, take out the old thermostat, and clean the mating surfaces. Install the new thermostat with the correct orientation, reassemble the housing, reconnect the hose, refill the coolant, and check for leaks.
should eather be at the top in to engine or on bottom hose coming from engine
Should be a removable housing at the engine end of the upper radiator hose
Easy
the main hose coming off the top of the radiator were it goes int0 the engine.
The thermostat for a 1986 Nissan 300ZX is located in the engine compartment, specifically at the end of the upper radiator hose where it connects to the engine. To access it, you typically need to remove the hose and then unbolt the thermostat housing. This component regulates the engine's coolant flow to maintain optimal operating temperature. Be sure to check the vehicle's service manual for specific instructions and torque specifications.