In his first national race,( May 1958, Gainesville, Georgia) he had a long race duel with a LeMans DB and finished second in H Modified. Gamble was hired by Jarrard Motors of Pensacola, a foreign car importer for Renault, Triumph, AC Cars, & Borgward servicing 200 dealers in eleven south east states. He was the assistant advertising manager and Triumph race team driver with Bill Kimberly. Jarrard raced a team of 3 TR3's and Gamble was assigned to Sedan class battles with the new TR10 (1,000cc Standard 10) to dice with VW's, Renault, Dauphines, and Morris Minors.