This race was only his third professional race .
In 1972 , Felton won his first professional race , the International Motor Sports Association ( IMSA ) Camel GT series Presidential 250 at Daytona International Speedway .
This race was only Felton 's third professional race .
In 1972 , Felton won his first professional race , the International Motor Sports Association ( IMSA ) Camel GT series Presidential 250 at Daytona International Speedway .