1961 Case Dynaclonic Tractors - 3 models - Best In Class - Ad #2577

This original 10 x 13" magazine ad from 1961 showcases the Case Dynaclonic engine as outfitted on the 430, 530 and 630 Tractors of the day.  Official test show that the Dynaclonic fuel economy was the all-time best in the 30 - 45 hp class.