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Jim/GA · 04-09-2019, 04:16 PM

Is it a Champion W20? If so, it is a bit hotter than a stock Champion 3X. Works OK on a Model A. A bit hotter than a W18.

I have 6 new ones here, if anyone would like to run them in their engine. You can have them for $5 each + postage (~$6.50).

04-09-2019, 04:16 PM	#2
Jim/GA Senior Member Join Date: May 2010 Location: Young Harris, GA Posts: 2,093	Re: Champion No. 20 Spark Plugs Is it a Champion W20? If so, it is a bit hotter than a stock Champion 3X. Works OK on a Model A. A bit hotter than a W18. I have 6 new ones here, if anyone would like to run them in their engine. You can have them for $5 each + postage (~$6.50). __________________ Jim Cannon Former MAFCA Technical Director "Have a Model A day!" Last edited by Jim/TX/GA; 04-09-2019 at 04:26 PM.