heres about exaclty what you're asking for just a little over priced I picked up a t5 for mine for 175 with a warranty.
http://www.turboford.org/ubb/ultimatebb.php?ubb=get_topic;f=6;t=007314
one is out of the t-bird turbo 87 I believe, excellent cond. no slips , all gears.. other t5 is out of a 88-92 5.0 stang.. shifts good, no slips.. need money for my new project.. $400.00 for 1st , $300.00 for 88-92 tranny,, email me at custom_turboz@msn.com