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1973 Ontario Heat 2 Previous race results / Next race results                     Previous at this track / Next at this track     Post USAC Champ Car Series race number 10 of 16 Sunday, August 26, 1973 at Ontario Motor Speedway, Ontario, CA 40 laps on a 2.500 mile paved track (100.000 miles) Time of race: 0:36:33 Average speed: 164.162 mph Pole speed: n/a Cautions: 1 for 5 laps Margin of victory: 8.4 sec Attendance: n/a Lead changes: 3 Glossary    1973 USAC Champ Car Series results   /   1973 standings

Pos St # Driver Sponsor / Owner Chass./Eng. Laps Money Status Led Pts 1 1 7   Johnny Rutherford Gulf   (Bruce McLaren) McLaren / Offy 40   running 21 200 2 3 5   Gary Bettenhausen Sunoco DX   (Roger Penske) McLaren / Offy 40   running 0 160 3 5 55   Lee Kunzman Cobre Firestone   (Robert Fletcher) Eagle / Offy 40   running 10 140 4 4 4   Al Unser Viceroy   (Vel Miletich) Parnelli / Offy 40   running 0 120 5 6 98   Mike Mosley Lodestar   (Ralph Wilke) Eagle / Offy 40   running 0 100 6 8 24   Steve Krisiloff The Pig Rig   (Grant King) King / Offy 40   running 0 80 7 9 16   Bentley Warren U.S. Air Force   (Lindsey Hopkins) Eagle / Offy 39   running 0 60 8 11 18   Lloyd Ruby Commander Motor Homes   (Commander Racing Team) Eagle / Offy 38   running 0 50 9 10 97   Johnny Parsons Lodestar   (Ralph Wilke) Eagle / Offy 38   running 0 40 10 14 10   Tom Sneva Lodestar   (Ralph Wilke) Eagle / Offy 37   running 0 30 11 7 44   Dick Simon TraveLodge   (Dick Simon) Eagle / Foyt 30   magneto 0 20 12 2 11   Mario Andretti Viceroy   (Vel Miletich) Parnelli / Offy 28   shift linkage 9 10 13 12 73   David Hobbs Carling   (Roy Woods) Eagle / Offy 18   running 0   14 13 99   Bill Simpson Joe Hunt Magneto   (Joe Hunt) Eagle / Offy 0   shifter 0

Caution flag breakdown: Condition From Lap To Lap # Of Laps Reason Free Pass 1 8 8     9 13 5   #73 stalled turns 3/4   14 40 27       Percent of race run under caution: 12.5%             Average green flag run: 17.5 laps Lap leader breakdown: Leader From Lap To Lap # Of Laps   Johnny Rutherford 1 9 9   Lee Kunzman 10 19 10   Mario Andretti 20 28 9   Johnny Rutherford 29 40 12