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JL8Jeff · 08-23-2008, 09:56 AM

I wouldn't put the new O2's in until after you run Seafoam through it. It could ruin the new O2s. If you haven't checked all the plugs, I wouldn't be surprised to see a couple of them missing the platinum pucks and having a huge gap, that happens with the lousy Delco plugs. Switch to NGK for sure.

08-23-2008, 09:56 AM	#38
JL8Jeff Hippy Mod, Bergermeister Meisterberger, Moderator Join Date: Aug 2004 Location: Ewing Posts: 6,213 iTrader: (3)	I wouldn't put the new O2's in until after you run Seafoam through it. It could ruin the new O2s. If you haven't checked all the plugs, I wouldn't be surprised to see a couple of them missing the platinum pucks and having a huge gap, that happens with the lousy Delco plugs. Switch to NGK for sure. __________________ 69 Z28 JL8 4 wheel disc brakes - being restored 09 Silverado Z71