Sn-95 T-5 swap behind 3.8 Cougar/Bird How To.
Reply #47 –
A Fox 5.0 T5 will work, provided you use an SN-95 flywheel...you can't use an SN-95 T5 though, the input shaft is too long.
Be best to find a 3.8 T5 '94 or '95 Stang, as that will get you the trans, the proper flywheel (at least for an '88 3. and the bolts.