Quote Originally Posted by mach1 View Post
I feel you, I’ve done extensive research trying to find good parts, ironically enough I have the stock 150,000 mile ignition module on my car because the Motorcraft replacement was junk. That being said I was more referring to aftermarket performance ignition products when it comes to problematic components

I believe at wide-open throttle the eec-iv computer is fueling from the predefined open loop tables, not sure the o2 sensors will help much in this case.
You're forgetting that WOT fueling is richer than cruise or tip in fueling.