1991 Motocyklowe Mistrzostwa Świata - 250cc

Drivers' Champion Italy Luca Cadalora Constructors' Champion Japan Honda

Kalendarz i zwycięzcy wyścigów.

Round Circuit Date Winner Vehicle * Entrant
1Japan Suzuka International Racing Course1991.03.24 Honda NSR Japan Rothmans-Kanemoto Honda
2Australia Eastern Creek1991.04.07 Honda NSR Japan Rothmans-Kanemoto Honda
3United States Laguna Seca1991.04.21 Honda NSR Japan Rothmans-Kanemoto Honda
4Spain Circuito de Jerez1991.05.12 Honda NSR Germany HB Honda Racing Team Germany
5Italy Misano World Circuit Marco Simoncelli 1991.05.19 Honda NSR Japan Rothmans-Kanemoto Honda
6Germany Hockenheimring1991.05.26 Honda NSR Germany HB Honda Racing Team Germany
7Austria Salzburgring1991.06.09 Honda NSR Germany HB Honda Racing Team Germany
8Spain Jarama1991.06.16 Honda NSR Japan Rothmans-Kanemoto Honda
9Netherlands TT Circuit Assen1991.06.29 Aprilia AF1-V  Iberna Aprilia - Valesi Racing
10France Circuit Paul Ricard1991.07.21 Aprilia AF1-V  Aprilia Unlimited Jeans Team
11United Kingdom Donington Park1991.08.04 Honda NSR Japan Rothmans-Kanemoto Honda
12San Marino Autodromo Internazionale del Mugello1991.08.18 Honda NSR Japan Rothmans-Kanemoto Honda
13Czechoslovakia Brno1991.08.25 Honda NSR Germany HB Honda Racing Team Germany
14France Circuit de la Sarthe1991.09.08 Honda NSR Germany HB Honda Racing Team Germany
15Malaysia Shah Alam1991.09.29 Honda NSR Japan Rothmans-Kanemoto Honda

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