He threw the fastest fastball of all major league starters , averaging 94.3 miles per hour .
Harden allowed just 16 home runs in 189.2 innings , an average of 0.76 per nine innings , which was tied for 4th lowest in the American League .
Harden threw the fastest fastball of all major league starters , averaging 94.3 miles per hour .
Harden allowed just 16 home runs in 189.2 innings , an average of 0.76 per nine innings , which was tied for 4th lowest in the American League .