Vintage Champion Spark Plugs Sign > Antique Automotive Part Store Dealer 9361. We have up for your consideration a vintage Champion Spark Plug sign. This design of sign would be hanging in a automotive part store or a service garage. This would be a grand addition to your man cave! It measures 26″ x 12″ wide. America’s Favorite Champion Spark Plug, Made in USA, 1A. Fair to good condition with beautiful deep color. It has moderate to severe surface rust, scratches, dents and staining, see pictures. See description above for further info on the condition. Track Page Views With. Auctiva’s FREE Counter. The item “Vintage Champion Spark Plugs Sign Antique Automotive Part Store Dealer 9361″ is in sale since Sunday, June 07, 2015. This item is in the category “Collectibles\Advertising\Merchandise & Memorabilia\Signs\Original\1930-69″. The seller is “*miliki*” and is located in Red Oak, Iowa. This item can be shipped worldwide.