Spitfire Spark Hat Cap NEW, Fade Brown American Motor history 1932. Fade Red as pictured. All Embroidered, high quality, comfortable, and adjustable, just a nice hat all around! Quality cap, looks great, fit great. Adjustable strap. Ships same day USPS with tracking. SplitFire spark plugs were popular and heavily advertised in the early 1990s. The manufacturer also sponsored the SplitFire Spark Plug 500 NASCAR stock car race, the SplitFire 200, various other powersports, and the Pro Bowlers Association SplitFire Spark Plug Open. Motor Oil, gasoline, cars, racing.