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quickford1 · 09-21-2015, 04:54 PM

Autolite has been made in Mexico since 2007 so that's not the problem. Some AR3932 that were made in 2014 where having misfires, that problem has been corrected. Still the best race plug for the money. Let me know if you know any Nascar teams that are using NGK's.
Rich

09-21-2015, 04:54 PM	#7
quickford1 Member Join Date: Aug 2008 Location: Davidson, NC Posts: 269 Likes: 523 Liked 20 Times in 12 Posts	Re: autolite ar33 plugs Autolite has been made in Mexico since 2007 so that's not the problem. Some AR3932 that were made in 2014 where having misfires, that problem has been corrected. Still the best race plug for the money. Let me know if you know any Nascar teams that are using NGK's. Rich