97bluethundergt

i have a 97 mustang gt and when it gets above 2 rpms it feels like its breaking up and i have no power or torque when it happens it happens on and off in all gears and i think it could be one of three things 1st fuel injectors dirty 2nd fuel filter needs changed 3rd coil packs gone bad anybody want to weigh in i need some serious help please i dont want to waste money i bought some sea foam fuel injector cleaner im going to try and see if it works

8111870a

Check your cats, could be blocked.

wcgman

+1 on that...had F150 302 that was the problem. Unfortunately it had been doing it so long that I think it somehow screwed the motor up cuz it never ran right until engine was swapped.

96GT226410

+2 Same thing happened to me, too. Is your CEL blinking?

TRexGAWD

Cats for one like the others said.. also, when was the last time the car had a tune-up? Plugs, wires, etc...