1971 USAC Ontario 500
Date
September 5, 1971
Circuit
Ontario Motor Speedway
Distance
4.025 Km x 200 Laps = 805.00 Km
Pole Position
Mark Donohue , 48.647
Fastest Lap
??

Race Result

Race Result

Race uploaded by EtienneLarconce
Pos Driver Laps Time/Retire
1 Joe Leonard 200 3h16m54.5
2 Art Pollard 199
3 Gary Bettenhausen 198
4 Lloyd Ruby 198
5 Steve Krisiloff 196
6 Jim Malloy 187
7 Peter Revson 183
8 Jim McElreath 183
9 John Mahler 179
10 Billy Vukovich II 173
11 George Eaton 169
12 Swede Savage 166 Accident
13 Larry Dickson 165
DNF Cale Yarborough 162 Clutch
DNF Al Unser 160 Gearbox
DNF A.J.Foyt 157 Rear Axle
DNF Bud Tingelstad 156 Accident
DNF Mark Donohue 123 Valve
DNF Jimmy Caruthers 122 Engine
DNF Denny Zimmerman 119
DNF Bobby Unser 117 Accident
DNF Dick Simon 89 Piston
DNF Wally Dallenbach 71 Gearbox
DNF Donnie Allison 64 Valve
DNF Mel Kenyon 59 Valve
DNF Johnny Rutherford 54 Fire
DNF Gordon Johncock 51 Turbo
DNF Roger McCluskey 40 Valve
DNF Bruce Walkup 28 Fuel Leak
DNF Greg Weld 27 Accident
DNF Carl Williams 15 Piston
DNF George Snider 5 Accident
DNF Mario Andretti 0 Electrics

Did not qualify

Driver
Bill Simpson
Jim Hurtubise
John Martin
Sam Sessions

Qualifying Result

Qualifying Result

Qualifying Result

Qualifying uploaded by EtienneLarconce / Alex1662
Pos Driver Time
1 Mark Donohue 3.14.59
2 Bobby Unser 3.17.73
3 Peter Revson 3.19.18
4 Swede Savage 3.19.56
5 Johnny Rutherford 3.21.24
6 Al Unser 3.21.44
7 Gordon Johncock 3.21.69
8 Mario Andretti 3.23.17
9 A.J.Foyt 3.24.99
10 Mel Kenyon 3.25.13
11 Joe Leonard 3.25.69
12 Jim McElreath 3.25.75
13 Art Pollard 3.25.87
14 Lloyd Ruby 3.26.45
15 Steve Krisiloff 3.26.79
16 Jimmy Caruthers 3.27.10
17 Wally Dallenbach 3.27.42
18 Jim Malloy 3.27.42
19 Denny Zimmerman 3.27.99
20 George Snider 3.28.37
21 Roger McCluskey 3.28.47
22 Bud Tingelstad 3.29.11
23 Greg Weld 3.29.13
24 Carl Williams 3.29.35
25 Billy Vukovich II 3.29.71
26 Larry Dickson 3.31.03
27 Gary Bettenhausen 3.22.88
28 Dick Simon 3.25.85
29 Donnie Allison 3.29.83
30 Cale Yarborough 3.30.21
31 George Eaton 3.30.41
32 Bruce Walkup 3.30.43
33 John Mahler 3.30.45
34 John Martin -
35 Bill Simpson -
36 Sam Sessions -
37 Jim Hurtubise -

Entry List

Entry List

Lap chart

Lap chart

Click in any driver's name to see the laps. Safety car and >107% laps removed.

AVG Lap chart

AVG Lap chart

Click in any driver's name to see the laps. Pit Stop and Safety Car laps removed