t5 issue

I'm going to post this in 5.0 and classic tech since it applies to both. (Cross posting not allowed, removed by moderator) What I have: I have '65 mustang with a '86 302 block with '85 mustang HO heads and a '95 T5 I added in. I originally had Headman long tube headers that were set up for the...

I just noticeed yesterday on the way home from school when i shifted in 2nd, the shifter was vibrating like crazy, i paid no attention to it because it shifted in fine. Today this morning on the way to school i noticed it was doing the same thing, but this time when i acclerated a bit higher i...