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1930artdeco · 05-16-2018, 11:01 AM

If it is just a little soot then maybe a W18y (I think that is the hotter plug). But, without a picture, they sound normal. Mine at black and tad sooty and I run 3X which were the original plug.

Mike

05-16-2018, 11:01 AM	#2
1930artdeco Senior Member Join Date: May 2010 Location: Lynden, Wa Posts: 3,552	Re: Would you recommend a hotter plug? If it is just a little soot then maybe a W18y (I think that is the hotter plug). But, without a picture, they sound normal. Mine at black and tad sooty and I run 3X which were the original plug. Mike __________________ 1930 TownSedan (Briggs) 1957 Country Sedan