Originally posted by dealer502:
got a 99 zx2 in today and it had a slight stumble at moderate throttle. since it had 61k, decided to change the original plugs. sure nuff, it had bad ol bosch platnums. got a new set of autolites and now it pulls like a freight. do not fall for the ads for these plugs. they are such crap. 
So, basically, you performed a tune-up at the prescribed interval, and the car ran better?
