Champion Spark Plug Tester and Cabinet, Lot of 2 at Indy 2023 as M354 - Mecum Auctions
The story of the Stranahans, Champion Spark Plug and the preservation of a world class park - History Mystery Man: Historical Storyteller, Small Town Traveler, Auto Racing Icons
Champion (spark plug) - Wikipedia
Fortune magazine advertisement Black and White Stock Photos & Images - Alamy
Spark Plug used vs Spark Plug called for - How did the mower run? : r/MechanicAdvice
Champion Spark Plug Company | MyCompanies Wiki | Fandom
Vintage Ads: AC Fire Ring Spark Plugs Power GM's Dream Cars – “AC” Stands For Albert Champion, Who Also Started Champion Spark Plugs | Curbside Classic