Y y26 Member Joined May 26, 2001 Apr 29, 2002 #1 Does it matter if i do it before i install new plugs or do it with the new ones in there?
salvageV6 Daily Driver Joined May 25, 2001 Apr 29, 2002 #2 Old plugs would be better then change them out. Same with the oil.
W WarpSpeed Fade to blurr Joined May 25, 2001 Apr 29, 2002 #3 Also, if you have an old O2 sensor sitting around, you might throw that in before. I'd do the plugs afterwards, although I doubt it would hurt them.
Also, if you have an old O2 sensor sitting around, you might throw that in before. I'd do the plugs afterwards, although I doubt it would hurt them.
S sam87 old but still runnin Joined May 25, 2001 Apr 30, 2002 #4 Yes, it will mess up the O2 sensor. Didn't affect my plugs.
