all right heres the deal i took a t5 out of an 84 z28 and put it in my 1991 z28 ....well all is good but my speedo...I need to figure out what to do here...what i have done so far is ordered the speed sensor for a 91 t5 tranny..it has a magnetic pick up....the question being is that the one in my car has a gear...now if i put this new magnetic one in my old tranny will it work...if not what do i need, someone help me here please!!!!