the 93 PSE tranny won't fit. They bolt pattern is different. You can get a tranny from any of the following tho':
'93-'97 Probe GT
'93-'97 Mazda MX6 LS (v6) (the final drive is a bit taller 4.11:1 vs the other trannies which are 4.39:1)
'92+ Mazda MX3 (v6)
'93-'97 Mazda 626 ES (v6)