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1991 Bosch Spark Plug Grand Prix


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CART race number 16 of 17
Sunday, October 6, 1991 at Pennsylvania International Raceway, Nazareth, PA
200 laps on a 1.000 mile paved track (200.000 miles)

Time of race: 1:31:23
Average speed: 131.31 mph
Pole speed: 178.74 mph
Cautions: 2 for 30 laps
Margin of victory: .697 sec
Attendance: n/a
Lead changes: 7

Glossary    1991 CART results   /   1991 standings

PosSt#DriverChass./Eng.LapsMoneyStatusLedPts
1119   Arie Luyendyk Granatelli RacingLola / Chevrolet20063452running620
2 318   Bobby Rahal STP / Kraco   (Galles Kraco Racing)Lola / Chevrolet20055452running6216
3 52   Michael Andretti Kmart / Havoline   (Newman Haas Racing)Lola / Chevrolet20042452running9915
4 91   Al Unser, Jr. Valvoline   (Galles Kraco Racing)Lola / Chevrolet20036952running012
5 46   Mario Andretti Kmart / Havoline   (Newman Haas Racing)Lola / Chevrolet20034202running010
6128   Eddie Cheever, Jr. Target / Scotch Video   (Chip Ganassi)Lola / Chevrolet19831452running08
71317   Paul Tracy Mobil 1   (Roger Penske)Penske / Chevrolet19817500running06
8 25   Emerson Fittipaldi Marlboro   (Roger Penske)Penske / Chevrolet19725952running05
9 64   John Andretti Pennzoil Z-7   (VDS Racing)Lola / Chevrolet19617976running04
101616   Tony Bettenhausen Jr AMAX   (Tony Bettenhausen, Jr.)Penske / Chevrolet18924452running03
111986   Jeff Andretti Texaco / Havoline   (Bruce Leven)Lola / Cosworth18923702running02
12177   Hiro Matsushita Panasonic   (Dick Simon)Lola / Cosworth18822952running01
132112   John Jones Arciero Racing   (Frank Arciero)Lola / Buick18522702running0 
142019   Dennis Vitolo Edge Superior   (Dale Coyne)Lola / Cosworth17520952electrical0 
15 13   Rick Mears Marlboro   (Roger Penske)Penske / Chevrolet16725952suspension331
161514   A.J. Foyt Copenhagen   (A.J. Foyt)Lola / Chevrolet14419702suspension0 
171810   Willy T. Ribbs Snap-On Tools   (Derrick Walker)Lola / Cosworth4619702crash0 
18 711   Scott Pruett Budweiser   (Truesports)TrueSport / Judd019702crash0 
19 822   Scott Brayton Amway / Hoechst Celanese   (Dick Simon)Lola / Chevrolet019702crash0 
201020   Danny Sullivan Miller Genuine Draft   (Pat Patrick)Lola / Alfa Romeo019702crash0 
211415   Scott Goodyear Mackenzie Financial   (Derrick Walker)Lola / Judd019702crash0 

Failed to qualify, withdrew, or driver changes:
PosNameNbrSponsorOwnerCar
Jeff Wood50EuromotorsportAntonio Ferrari

Caution flag breakdown:
ConditionFrom
Lap
To
Lap
# Of
Laps
ReasonFree
Pass
11212   #11,15,20,22 accident turn 1 
134937  
506718   #10 accident turn 3 
68200133  
  Percent of race run under caution: 15.0%             Average green flag run: 85.0 laps

Lap leader breakdown:
LeaderFrom
Lap
To
Lap
# Of
Laps
  Rick Mears13333
  Michael Andretti3412390
  Bobby Rahal1241241
  Michael Andretti1251295
  Arie Luyendyk1301301
  Bobby Rahal13119161
  Michael Andretti1921954
  Arie Luyendyk1962005

Points Standings after this race:
RankDriverPointsDiff
1   Michael Andretti 212    
2   Bobby Rahal 200   -12  
3   Al Unser, Jr. 181   -31  
4   Rick Mears 135   -77  
5   Arie Luyendyk 129   -83  
6   Emerson Fittipaldi 128   -84  
7   Mario Andretti 118   -94  
8   John Andretti 105   -107  
9   Eddie Cheever, Jr. 83   -129  
10   Scott Pruett 61   -151  
11   Scott Brayton 52   -160  
11   Danny Sullivan 52   -160  
13   Scott Goodyear 40   -172  
14   Tony Bettenhausen Jr 27   -185  
15   Jeff Andretti 26   -186  
16   Mike Groff 22   -190  
17   Willy T. Ribbs 16   -196  
18   John Jones 10   -202  
19   Ted Prappas 9   -203  
20   Gordon Johncock 8   -204