Simpson Willie
Info:
Results:
| Year | Ranking | Championship | Brand | |
|---|---|---|---|---|
| 1989 | 10 | British Open 500ccm Cross | Kawasaki | |
| 1988 | 8 | British Open 500ccm Cross | Honda | |
| 1986 | 9 | British Open 500ccm Cross | Maico | |
| 1985 | 9 | British Open 500ccm Cross | Husqvarna | |
| 1984 | 5 | British Open 500ccm Cross | Suzuki | |
| 1983 | 6 | British Open 500ccm Cross | Husqvarna |
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