Harvick and Martin to race at Iowa: #29-Kevin Harvick and #01-Mark Martin will race at Iowa Speedway this year. Harvick, driving for Richard Childress Racing, will race in the track's first NASCAR race, the NASCAR Grand National East-West Sunday, May 20. Martin, driving for Ginn Racing, will race Friday night, July 13, in the Grand American Rolex Sports Car Series race. The announcement was made by Iowa Speedway Vice President and General Manager, Craig Armstrong.(Iowa Speedway site)