Improperly gapped plugs certainly can cause performance and emissions problems. When faced with problems like these, it's always best to start with the basics... -- Mike -------------- Original message from "valleyrat12" <valleyrat12@xxxxxxxxx>: -------------- > I examined the plugs that I pulled from my car when I did a tune-up. > They are gapped at .018! Could this have been the cause of my poor > performance on the way back from Colorado? (I gapped the new plugs to > 0.30) Since the tune up I took the car over the hill on the 405 > between West LA and Sherman Oaks, great performance! Even in 5th gear > at lower RPM I had good power and acceleration, on target for what I > thought this car would be capable of. Not awesome, but adequate. > [Non-text portions of this message have been removed] To address comments privately to the moderating team, please address: moderators@xxxxxxxxxxx For more info on the list, tech articles, cars for sale see www.dmcnews.com To search the archives or view files, log in at http://groups.yahoo.com/group/dmcnews Yahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/dmcnews/ <*> To unsubscribe from this group, send an email to: dmcnews-unsubscribe@xxxxxxxxxxxxxxx <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/