DoriftoMania wrote:just get oem thermostat then flush & clean out your radiator that will maintain the right operatting temp for your motor.its a stock ka24de motor anyway,just dont worry about it!
I agree with doriftomania, just clean and flush. you can always go with the Nismo thermostat, it keeps it somewhat cooler, but it is a waste of money on stock motor. Too cold will effect driveability as the car will not get to operation temp.