Among Rossi's major accomplishments are: Senior Men's Omnium 1959 to 1963, Senior Men's 10 Mile in 1956 and 1959 Board Track Team Race with Charlie Hewitt. In 1953 Rossi won the silver medal in match sprint at the Pan Am Games. He was a member of the gold medal 1959 Pan Am team pursuit squad. He was a member of the 1956 and 1960 Olympic teams. Jim served as president of the Northbrook Cycle Committee from 1974 to 1977 and again in 1980.