Quote:
Originally Posted by Mach828
Bosch sensor. I just replaced it. I should have picked up motorcraft ones. Yes adding fuel stft is 1.25. Maybe the leak is worse than I thought.
Welcome to the tuning party SLOWHITE.
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FWIW, when I told my tuner I installed new O2s and that they were Bosch, he told me to either put my old ones back in or buy new Motorcraft O2s.
BTW, I have 2 almost new Bosch O2s just collecting dust, cannot return them since i lengthen the wires. lol.