Fastest MLB pitchers Fastest MLB pitchers The reigning king among MLB flamethrowers, Aroldis Chapman almost eclipsed his own record recently, but the pitch was controversial. The heat's going up as the 2011 season gains momentum, but can this year's aces top the fastest pitchers of all time? Aroldis Chapman This Cincinnati Reds player holds the record for the fastest pitch in the MLB. Only a few weeks into the 2011 season, he may have beaten his old benchmark, but not everyone believes the pitch was as fast as the speed that flashed on the scoreboard. Joel Zumaya Since getting drafted right out of his California high school this Detroit Tiger worked the minor leagues for a few years before blazing into the majors in 2006. He quickly became known as one of the fastest relievers in the league. Neftali Feliz Feliz was named Rookie of the Year with the most saves by a draftee for the 2010 season, making him the first Texas Ranger to be honored with the title since 1974 Bobby Parnel...