Heats
1975 Laguna Seca 
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6 Hours Riverside

Riverside International Raceway, Riverside, California, USA

Date: 10/5/1975
Track length: 5.311 m
Attendance:
Entries accepted: unknown
Starters: 40
Finishers: 28

Pole position: Stuck in 1.48,322 = 179,50 kmh
Fastest lap: Quester in 1.49,932 = 173,917 kmh

Distance: 6 hours
Average speed: 165,751 kmh
Weather:
Ruleset: IMSA GT
Car info: 1975 Cars

 

The long-distance race was tailor-made for the BMW’s: power was all that mattered here. A double victory, and after the finish Stuck’s brakes were on fire.


GTO, GTU
Pos Pos in class # Team / Entrant
Car- Engine
Drivers, Nationality Engine
vol. (cc)
Engine
Type
Group Distance,
time
Qualifying position Qualifying time Fastest lap Reason out,
remarks
1 1 25 BMW of North America, Inc
BMW 3.0 CSL
Hans-Joachim Stuck, D
Dieter Quester, A
3498 L6 GTO 188 laps, 6:01.25,394 1 1.48,322 1.49,932  
2 2   BMW of North America, Inc
BMW 3.0 CSL
Sam Posey, USA
Brian Redman, GB
3498 L6 GTO 188 laps, 6:03.42,852 2      
3 3 59 Brumos Porsche
Porsche Carrera RSR
Peter Gregg, USA
Hurley Haywood, USA
2994 B6 GTO 187 4      
4 4    
Porsche Carrera RSR
Charlie Kemp, USA
Carson Baird, USA
2994 B6 GTO 185 7      
5 5    
Porsche Carrera RSR
Elliot Forbes-Robinson, USA
Milt Minter, USA
2994 B6 GTO 184 8      
6 6    
Porsche Carrera RSR
Michael Keyser, USA
Billy Sprowls, USA
2994 B6 GTO 182 9      
7 7    
Porsche Carrera RSR
John O'Steen, USA
Dave Helmick, USA
2994 B6 GTO 182 10      
8 8    
Porsche Carrera RSR
Jim Busby, USA
Mike Hiss, USA
2994 B6 GTO 182 8      
9 9    
Porsche Carrera RSR
Juan Carlos Bolanos, MEX
Michael Jourdain, MEX
2994 B6 GTO 181 11      
10 1 33 Bob Sharp Racing
Datsun 240Z
Bob Sharp, USA
Walt Maas, USA
ca. 2400 L6 GTU 172 15      
11 10    
Porsche Carrera RSR
Bob Hagestad, USA
Al Holbert, USA
2994 B6 GTO 170 5      
12 11    
Porsche Carrera RSR
Michael Callas, USA
Adrian Gang, USA
2994 B6 GTO 169 17      
13 2    
Porsche 911 S
Jim Boros, USA
Dennis Aase, USA
Howard Meister, USA
  B6 GTU 168 22      
14 12    
Chevrolet Corvette
Rich Sloma, USA
Bob Fisher, USA
  V8 GTO 167 18      
15 3    
Porsche 911
Bill Freeman, USA
Rodger Ward, USA
  B6 GTU 165 38      
16 13 4 Starbird
Ferrari 365 GTB/4 Daytona
John Morton, USA
Jeff Kline, USA
Chris Cord, USA
Salvidore Tomasello, USA
4390 V12 GTO 165 19      
17 4    
VW-Porsche 914/6
Bill Polich
Marco Basurto
1991 B6 GTU 165 27      
18 5    
Porsche 911
John Bauer, USA
Bill Baker, USA
  B6 GTU 164 20      
19 14    
Chevrolet Corvette
Wiley Doran, USA
Bill Arnold, USA
  V8 GTO 160 23      
20 6    
BMW 2002 TI?
Carl Fredericks, USA
David Day, USA
1990 L4 GTU 159 30      
21 15 15 Kauffman Racing
Chevrolet Corvette
Harry Kauffman, USA
Roger Kraus, USA
  V8 GTO 159 29      
22 7    
Datsun 240Z
Brad Frisselle, USA
John Morton, USA
ca. 2400 L6 GTU 156 16      
23 16    
Chevrolet Corvette
Andy Porterfield, USA
Stan Allen, USA
  V8 GTO 155 21      
DNF 8    
Porsche 911
Bert Laakmann
Charly Godecke, CDN
  B6 GTU 151 31      
25 17    
Chevrolet Camaro
Bob Eckhardt, USA
Doc Alexander, USA
  V8 GTO 149 24      
26 9    
Alfa Romeo GTV
John Samson, USA
Bill Kohl, USA
1962? L4 GTU 143 36      
27 10    
Alfa Romeo GT
James Newman
Joe Cannone
1962? L4 GTU 125 35      
28 18    
Chevrolet Camaro
Peter Weinhold, USA
Ross Lowande
  V8 GTO 120 26      
29 19    
Shelby Mustang
Paul Law
Bill Krueger, USA
  V8 GTO 117 28      
DNF 20    
Porsche Carrera RSR
George Dyer, USA
Jacques Bienvenue, CDN
2994 B6 GTO 100 6      
DNF 21    
Chevrolet Corvette
Mark Pettyjohn, USA
Mike Voelker
  V8 GTO 93 41      
DNF 11    
Porsche 911 S
Don Lindley, USA
Gary Wilson, USA
  B6 GTU 77 40      
DNF 22    
Chevrolet Corvette
Peter Brallier, USA
Dave Mock, USA
Frank Fahey, USA
  V8 GTO 76 37      
DNF 23    
Porsche Carrera RSR
Bob Harmon, USA
Jon Woodner, USA
2994 B6 GTO 59 13      
DNF 12    
Porsche 911
Bert Ohlander, USA
Cuffy Crabbe
Jim Cook, CDN
  B6 GTU 55 14      
DNF 24    
Chevrolet Camaro
Bob McGinty, USA
Ray Hutson, USA
  V8 GTO 21 32      
DNF 13    
VW-Porsche 914/6
Rich Mandella, USA
John Thomas, USA
1991 B6 GTU 17 33      
DNF 25    
Ford Capri RS 3100 12v
Harry Theodorocopulous, USA
Allan Moffat, CDN
3412 V6 GTO 12 3      
DNF 14    
BMW 2002
Alf Gebhardt, USA
Bruno Beilcke, USA
1990 L4 GTU 10 34      
DNF 15    
VW-Porsche 914/6
Bob Kirby, USA
Leonard Jones, USA
1991 B6 GTU 1 39