Round 27 of 34
Indiana State Fairgrounds · Indianapolis, IN · August 27, 1983 · 1 mi (1.6 km) Mile
AMA Grand National Championship
GNC Main Event · 13 starters
Open a row for grid to finish, laps led, best-lap rank and every sponsor. "Behind winner" and "Behind rider ahead" are in seconds; riders a lap or more down show laps.