1990 Superbike World Championship season Race calendar and results Race calendar and results

| Round_0 | Round_1 | Circuit | Date_ | Pole_Position | Fastest_Lap | Winning_Rider_ |
|---|---|---|---|---|---|---|
| 10 | R1 | Monza | 7 October | Baldassarre Monti | Rob Phillis | Fabrizio Pirovano |
| 10 | R2 | Monza | 7 October | Baldassarre Monti | Rob Phillis | Fabrizio Pirovano |
| 11 | R1 | Shah Alam | 4 November | Rob Phillis | Fabrizio Pirovano | Fabrizio Pirovano |
| 11 | R2 | Shah Alam | 4 November | Rob Phillis | Raymond Roche | Fabrizio Pirovano |
| 12 | R1 | Phillip Island | 11 November | Peter Goddard | Fabrizio Pirovano | Peter Goddard |
| 12 | R2 | Phillip Island | 11 November | Peter Goddard | Malcolm Campbell | Rob Phillis |
| 13 | R1 | Manfeild | 18 November | Rob Phillis | Brian Morrison | Terry Rymer |
| 13 | R2 | Manfeild | 18 November | Rob Phillis | Raymond Roche | Rob Phillis |