yes i agree a mostly bolt in 5 speed for 2500 or less will work,,,you can geta tremec mail order for 2200 from summit,, i have recently seen a TKO tremec in a mustang magazine for 1700,,a killer price,,but noe ive read bits and pieces,,not sure if there is any truth to it or not,, that shifting problems in the tremec TKO around 6500 RPM,,