St. Amant's debut came in 1995, when he competed at ORP. Starting 7th in the field, St. Amant ran a solid race all night and drove his way to an 11th place finish, which would prove to be his career best. He also competed at Richmond later that year, finishing 31st thanks to brake issues.
St. Amant's lone race came in 1996, racing at Colorado International Speedway this go round. Starting 14th in the field of thirty-two, Amant fell a number of laps down and wound up finishing 25th.
The final race for St. Amant would come in 1998, competing once again at ORP. Starting 21st in the thirty-four car field, St. Amant fell just three laps down this time but only managed to finish 25th.