Why my 1989 ford probe GL 2.2L five speed bogs. down on me.?

My 89 ford probe gl 2.2L bogs down on me I have changed. The fuel pump and fuel filter. And it is stil doing i. Put hafe 93 octane and hafe 89 octane gas in it and it stil does it it bogs down on me and i give it gas when it does then and its like im not even doing anything when I down shift the same thing happens. And I pull over and it pidy much dies then I go to start it and nothen it cracks. And cracks then it wil fire back up.. and il go for about five mins then the same thing hapens plz help