1991

McLaren MP4/6 Honda

Williams FW14Renault

Ferrari 642

Ferrari 643

Benetton B190B, B191 Ford

Tyrrell 020 Honda

Jordan 191 Ford

Minardi M191 Ferrari

Dallara BMS191 Judd

Lotus 102B Judd

Brabham BT59Y, BT60Y Yamaha

Lola LC91 Ford

Leyton House CG911 Ilmor (March)

Ligier JS35 JS35B Lamborghini

AGS JH25 Ford

AGS JH25B, JH27 Ford

Lamborghini 291 292

Footwork A11C FA12 Porsche, A12 Ford

Fondmetal FA1ME, FA1 Ford

Coloni C4 Ford