That August , he converted his car to a Funny Car , adding nitromethane fuel , switching to fuel injection , and changing the wheelbase .
Nicholson was concerned about losing his match racing income since his car was outclassed .
That August , Nicholson converted Nicholson 's car to a Funny Car , adding nitromethane fuel , switching to fuel injection , and changing the wheelbase .
Nicholson was concerned about losing his match racing income since his car was outclassed .