Thread: Best way to change O2 sensor/ECT sensor?

Originally Posted by stlunatics2oo3

if your set on taking it off and just replacing you could buy the o2 socket which is a 7/8's and use an extension, or cut the pig tail and use a 7/8 socket but then I dont know if you would have enough room to get the new one in using the wrench method

You need one of these, like 10-15 bux at your local auto parts store, buy one, youll need it later at some point or another