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jdl · 07-04-2010, 08:26 AM

Frank, I think the Marvel Mystery Oil is a great product for our old Flatheads, will it solve your problem? maybe. add about 8oz. to your tank and give it a try, can't hurt. it's available at most parts stores or walmart.

07-04-2010, 08:26 AM	#5
jdl Senior Member Join Date: May 2010 Location: California Central Coast Posts: 931	Re: Erratic problem Frank, I think the Marvel Mystery Oil is a great product for our old Flatheads, will it solve your problem? maybe. add about 8oz. to your tank and give it a try, can't hurt. it's available at most parts stores or walmart.