Born on December 5, 1938 is a former Winston Cup driver. He raced in the Winston Cup (now Sprint Cup) of NASCAR from 1963 to 1991. McDuffie had 106 top-tens in his Cup Series career.
He raced on a shoestring budget and was considered one of the last 'Good Ol Boy' racers.
His unexpected death was a result of a vicious impact into the outside wall in a crash at Watkins Glen International on August 11, 1991.