Originally Posted by kpbjls1
does your car have any cats on it? if so, rotaries tend to destroy the inside of them and then they come apart and clog up inside. i used to drive an NA 86 and it hesitated at that rpm and had no top-end and i thought it was supposed to be that slow. then i happened to be underneath fixing a crack in my exhaust and noticed my cat was plugged. a long chissel and hammer cleaned out the inside of the cat. the car honestly had 40hp more with open cats. then i bought a t2 haha.
I removed all three and put one brand new one about one year ago. It's brand new. I redid the whole exhaust from the motor back. except I kept the Mufflers and the Y part that makes it dual.. Its a Lorenzo Exchaust system. Forgot how to spell it.