From Van Nuys, California USA. Mike and Robbie Groff were the first pair of racing brothers in IRL. Background SCCA Super Vee 1987-89; Indy Lights 1990-93. Three CART starts in 1993. Did not race 1994-96. IRL Experience: First race Phoenix 1997; held full-time ride in 1997 but has not raced in IRL since 1998. Best finish - 9th, Indianapolis 1997. Total IRL starts - 7. Last IRL start - Disney World 1998. Retired in 1998 and is currently Vice President of Northwest Excavating.