cover
Steve Zwiren profile photo
Steve Zwiren helmet photo
Steve
Zwiren
flag
IMSA GT Championship - GTO

Driver Information

nationality
American
helmet

Driver Information

nationality
American
helmet

Competitors

Andy Petery profile photo
Andy
Petery
us
age
84
wins
0
poles
0
races
49
podiums
3
fastest laps
0
Whitney Ganz profile photo
Whitney
Ganz
us
age
wins
4
poles
2
races
75
podiums
14
fastest laps
0
William Boyer profile photo
William
Boyer
us
age
wins
0
poles
0
races
7
podiums
0
fastest laps
0
Bill McDill profile photo
Bill
McDill
us
age
wins
0
poles
0
races
31
podiums
0
fastest laps
0
John M. Centano profile photo
John M.
Centano
ca
age
wins
0
poles
0
races
4
podiums
0
fastest laps
0
Jack Lewis profile photo
Jack
Lewis
us
age
74
wins
2
poles
0
races
44
podiums
6
fastest laps
0
Lyn St. James profile photo
Lyn
St. James
us
age
77
wins
6
poles
0
races
136
podiums
15
fastest laps
0
Craig Gustafson profile photo
Craig
Gustafson
us
age
wins
0
poles
0
races
7
podiums
0
fastest laps
0
Terry Labonte profile photo
Terry
Labonte
us
age
67
wins
37
poles
34
races
1066
podiums
155
fastest laps
0
Tommy Riggins profile photo
Tommy
Riggins
us
age
73
wins
11
poles
11
races
136
podiums
33
fastest laps
11
Tato Ferrer profile photo
Tato
Ferrer
pr
age
wins
1
poles
0
races
14
podiums
1
fastest laps
0
Howard Meister profile photo
Howard
Meister
us
age
wins
8
poles
0
races
19
podiums
8
fastest laps
0
Wally Dallenbach, Jr. profile photo
Wally
Dallenbach, Jr.
us
age
61
wins
26
poles
9
races
382
podiums
56
fastest laps
19
Andy Porterfield profile photo
Andy
Porterfield
us
age
wins
2
poles
1
races
57
podiums
6
fastest laps
1
Bobby Hefner profile photo
Bobby
Hefner
us
age
wins
0
poles
0
races
9
podiums
2
fastest laps
0
Danny May profile photo
Danny
May
us
age
wins
0
poles
0
races
23
podiums
1
fastest laps
0
Craig Carter profile photo
Craig
Carter
us
age
75
wins
1
poles
1
races
63
podiums
9
fastest laps
1
Steve W. Roberts profile photo
Steve W.
Roberts
us
age
wins
0
poles
0
races
6
podiums
0
fastest laps
0
Dale Koch profile photo
Dale
Koch
us
age
wins
0
poles
0
races
14
podiums
0
fastest laps
0
Jerry Kuhn profile photo
Jerry
Kuhn
us
age
wins
0
poles
0
races
29
podiums
0
fastest laps
0

Career Overview

year
series
team
points
position
1988
IMSA GT Championship - GTO
Puleo Racing
car
engine
tyres
races
wins
podiums
pole positions
fastest laps
Pontiac Firebird
1
0
0
0
0
races
wins
podiums
pole pos
fastest laps
points
1
0
0
0
0
year
series
team
points
position
1986
IMSA GT Championship - GTO
Dave Heinz Imports, Bob's Speed Products, David Kicak
6
52nd
car
engine
tyres
races
wins
podiums
pole positions
fastest laps
Chevrolet Corvette
Pontiac Firebird
4
0
0
0
0
races
wins
podiums
pole pos
fastest laps
points
4
0
0
0
0
6
year
series
team
points
position
1985
IMSA GT Championship - GTU
Zwiren Racing
14
34th
car
engine
tyres
races
wins
podiums
pole positions
fastest laps
Mazda RX-7
10
0
0
0
0
races
wins
podiums
pole pos
fastest laps
points
10
0
0
0
0
14
year
series
team
points
position
1985
IMSA GT Championship - GTO
car
engine
tyres
races
wins
podiums
pole positions
fastest laps
Pontiac Firebird
1
0
0
0
0
races
wins
podiums
pole pos
fastest laps
points
1
0
0
0
0
year
series
team
points
position
1985
World Sportscar Championship
Steve Zwiren
4
71st
car
engine
tyres
races
wins
podiums
pole positions
fastest laps
Mazda RX-7
Mazda 1.3 rotary
Hoosier
1
0
0
0
0
races
wins
podiums
pole pos
fastest laps
points
1
0
0
0
0
4
year
series
team
points
position
1984
IMSA GT Championship - GTU
Bruce Jones,
3
83rd
car
engine
tyres
races
wins
podiums
pole positions
fastest laps
Porsche 914/6
Mazda RX-7
2
0
0
0
0
races
wins
podiums
pole pos
fastest laps
points
2
0
0
0
0
3
year
series
team
points
position
1984
IMSA Camel GT Championship - GTO
THR Foreign Car
8
75th
car
engine
tyres
races
wins
podiums
pole positions
fastest laps
Porsche Carrera RSR
2
0
0
0
0
races
wins
podiums
pole pos
fastest laps
points
2
0
0
0
0
8
year
series
team
points
position
1983
IMSA GT Championship - GTU
Porsche Auto Recyclers
car
engine
tyres
races
wins
podiums
pole positions
fastest laps
Porsche 914/6
2
0
0
0
0
races
wins
podiums
pole pos
fastest laps
points
2
0
0
0
0
year
type
races
wins
podiums
pole positions
fastest lap
1988
Racing
1
0
0
0
0
1986
Racing
4
0
0
0
0
1985
Racing
12
0
0
0
0
1984
Racing
4
0
0
0
0
1983
Racing
2
0
0
0
0

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-
Based on over 70,000 race results the DriverDB ranking is an objective way to rate drivers without relying on subjective evaluations of championships and categories. Rating is based on the average of the drivers' last 20 races.