Rok Klasa Zespół Motocykl 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Punkty Pozycja Zwycięstwa 1984 250 cm³ Armstrong-Rotax CF250 RSA- NAT- ESP- AUT- GER- FRA- YUG- NED- BEL- GBR28 SWENC RSM- 0 - 0 1985 250 cm³ Armstrong-Rotax CF250 RSA24 ESPNC GERNC NATNC AUT14 YUG16 NED14 BELNC FRA14 GBRNC SWE10 RSMNC 1 28 01986 250 cm³ Armstrong-Rotax CF250 ESP- NAT- GER- AUT- YUG- NED12 BEL8 FRA21 GBR10 SWE11 RSMNC 4 21 0 500 cm³ HB-Suzuki RG500 ESP- NAT- GER- AUT- YUG- NED- BEL- FRA- GBR7 SWE7 RSM8 11 10 0 1987 500 cm³ HB-Honda Honda NSR500 JPNNC ESP4 GER7 NAT10 AUT3 YUG- NEDNC FRA7 GBR5 SWE5 CZE5 RSM7 POR6 BRA8 ARG7 61 5 0 1988 500 cm³ HB-Honda Honda NSR50 JPN4 USA3 ESP5 EXP7 NAT11 GER9 AUTNC NED5 BEL11 YUGNC FRANC GBR4 SWE4 CZE6 BRA4 125 6 0 1989 500 cm³ Marlboro Yamaha Yamaha YZR500 JPN6 AUSNC USA5 ESP3 NATDNS GERNC AUT- YUG12 NED8 BEL10 FRA7 GBR4 SWE4 CZE6 BRA9 103 7 01990 250 cm³ Yamaha YZR250 JPN13 USA14 ESP- NAT- GER- AUT- YUG- NED- BEL- FRA- GBR- SWE- CZE- HUN- AUS- 5 33 0 500 cm³ Lucky Strike-Suzuki Suzuki RGV500 JPN- USA- ESP8 NAT5 GER3 AUT5 YUG3 NED5 BEL12 FRA6 GBR5 SWE5 CZE4 HUN7 AUS5 140 4 0 1991 500 cm³ Sonauto-Yamaha Yamaha YZR500 JPN- AUS- USA- ESP- ITA- GER- AUT- EUR- NED- FRA- GBR7 RSM5 CZE- VDM12 MAL6 34 17 0 1992 500 cm³ Sonauto-Yamaha Yamaha YZR500 JPN7 AUSNC MALNC ESP3 ITA9 EUR7 GERNC NED7 HUN14 FRA6 GBRNC BRA9 RSA8 37 11 0