i replaced plug wires and plugs, i replaced pvc valve and fuel filter last year but when it idles its fine when i gas the engine when i driving say from stop it sputters doesnt just move so car shakes to the sputters till it gets to an rpm then runs fine only at that high rpm still will run rough at 80km too but what is it timming? or what can be done is computer bad?
i tried different things cleaning the throttle body sensors and stuff, so i not sure
any help