25) Bobby Isaac
Despite the fact that NASCAR was pretty much dominated by Richard Petty in the 60’s and 70’s, Isaac still managed to accumulate a Hall-of-Fame career in the same era. Having finished second in 1968, he won the championship in 1970. Isaac managed 37 career victories in only 308 career Cup Series Starts, giving him an impressive win percentage of 12%. Isaac unfortunately passed away at 45 due to heat exhaustion.
24) Terry Labonte
Labonte cruised to victory in the notoriously colorful Kellogg’s Chevrolet consistently in NASCAR for decades. Labonte started in an impressive 890 Cup Series races in his long career, giving him the third most starts in history. Labonte won the season championship in ’84 and ’96, finishing in the top 5 for points on five other occasions. Having retired in 2014, he was inducted into the NASCAR Hall of Fame.