1991 Manufacturers Riders Results

Yamaha OWD3(YZR500)2st/V4

Yamaha(TZ250B)2st/V2

Honda NV0K(NSR500)2st/V4

Honda(RS500)2st/V3

Suzuki XR77(RGV-Γ)2st/V4

Suzuki(RGB500)2st/S4

Cagiva C5912st/V4

Norton NRS5884st/L2(Rotary)

Roton4st/L2(Rotary)

Paton V115C42st/V4