Michael Dennis Groff (born November 16, 1961 in Van Nuys, California) is a former race car driver who competed in CART and the IRL IndyCar Series and was the 1989 Indy Lights champion. His younger brother Robbie was also a CART and IRL driver from 1994 to 1998.
Subject ID: 74857
MoreMichael Dennis Groff (born November 16, 1961 in Van Nuys, California) is a former race car driver who competed in CART and the IRL IndyCar Series and was the 1989 Indy Lights champion. His younger brother Robbie was also a CART and IRL driver from 1994 to 1998.
Subject ID: 74857
Subject ID: 74857