1973 Ad AC Spark Plugs Tough Engine Automotive GM Chevrolet Corvette YCD9


This is an original 1973 color print ad for AC brand spark plugs that were endorsed by Jerry Pennington who used the ACniter fire-ring spark plugs in the 350 CID V8 engine of his Chevrolet Corvette Scorpion that won the Grand Award at the '71-72 International Auto Show.


This 39+ year old Item is rated Very Fine ++. Light foxing and aging. Small crease - bottom left corner. No natural defects. No surface rub. No tears. No water damage.

  • Product Type: Original Print Ad; Color
  • Grade: Very Fine ++
  • Dimensions: Approximately 8 x 11 inches; 20 x 28 cm
  • Authentication: Serial-Numbered Certificate of Authenticity w/ Full Provenance
  • Protection: Packaged in a custom archival sleeve with an acid-free black board (great for display, gift-giving, and preservation)

Keywords specific to this image: Vintage Advertising, Auto, Automobile, Classic, Collector, Motor, Vehicle, Chevy, General Motors Corporation, American, Domestic, Machine, Parts, Accessories, Mechanical, 2 Door, Sports Car, Coupe, Jerry Pennington, Garage, 350 CID V8, ACniter, Fire Ring, Super Ceramic Insulator, Install