AGS Racing
HU8
Formula Nippon
1991
France

AGS Racing
HU11
Formula Nippon
1991
France

Niklas Jan Laine
HU17
Formula 3000
1991
Sweden

John Hurney
HU18
Formula 3000
1991
Australia

Pneu Tschuemperlin AG
HU20
Formula 3000
1991
Switzerland

Stefan Scho
HU22
Formula 3000
1991
Germany

James Wilkinson
HU24
Formula 3000
1991
UK

Chris Wilson
HU27
Formula 3000
1991
UK

Stefan Hollensteiner
HU36
Formula Nippon
1991
Austria

Mike Ellis
HU41
Formula Nippon
1991
USA

Hans Arnold
-
Formula 3000
1991
Germany