kevin, have you changed your upper o2 sensors lately??? it sounds to me like a simialer problem i had last summer....i must have went through three of four set of wires before i realized it wasnt fixing anything....try it if you havent...
bill, i have a perfectly fine mtx you can have for free if your ever in the mood to swap...

"Youth ages, immaturity is outgrown, ignorance can be educated, and drunkenness sobered, but STUPID lasts forever."-Aristophanes. --93 pgt,headers,intake,borla=14.9 1/4mile