| 10 | High Point Raceway | 250MX 450 | May 25, 1980 | KTM |
| 11 | Moto-X 338 | 250MX 450 | May 18, 1980 | KTM |
| 13 | Pontiac 2 | 250SX 450SX | April 27, 1980 | KTM |
| 17 | Anaheim | 250SX 450SX | November 17, 1979 | Yamaha |
| 7 | High Point Raceway | 250MX 450 | July 8, 1979 | KTM |
| 6 | RedBud Track 'n Trail | 250MX 450 | July 1, 1979 | KTM |
| 3 | Moto-X 338 | 250MX 450 | May 20, 1979 | KTM |
| 6 | Pontiac 2 | 250SX 450SX | April 29, 1979 | Yamaha |
| 9 | Pontiac 1 | 250SX 450SX | April 28, 1979 | Yamaha |
| 16 | Houston 2 | 250SX 450SX | March 17, 1979 | Yamaha |
| 15 | Houston 1 | 250SX 450SX | March 16, 1979 | Yamaha |
| 16 | Daytona | 250SX 450SX | March 10, 1979 | Yamaha |
| 14 | Atlanta | 250SX 450SX | March 3, 1979 | Yamaha |
| 10 | Sunshine Speedway | 500MX 500MX | August 27, 1978 | KTM |
| 16 | Metrolina Speedway Park | 500MX 500MX | August 20, 1978 | KTM |
| 17 | Pine Top Motorcycle Park | 500MX 500MX | August 6, 1978 | KTM |
| 14 | Atlanta International Raceway | 500MX 500MX | July 16, 1978 | KTM |
| 11 | High Point Raceway | 500MX 500MX | July 9, 1978 | KTM |
| 5 | RedBud Track 'n Trail | 500MX 500MX | July 2, 1978 | KTM |
| 11 | Cycle World USA | 500MX 500MX | June 18, 1978 | KTM |
| 8 | Sears Point International Raceway | 500MX 500MX | June 11, 1978 | KTM |
| 15 | Lake Whitney Cycle Ranch | 500MX 500MX | May 28, 1978 | KTM |
| 16 | New Orleans | 250SX 450SX | May 20, 1978 | KTM |
| 12 | Pontiac 2 | 250SX 450SX | April 2, 1978 | KTM |
| 6 | Pontiac 1 | 250SX 450SX | April 1, 1978 | KTM |
| 17 | Houston 2 | 250SX 450SX | March 18, 1978 | KTM |
| 13 | Metrolina Speedway Park | 500MX 500MX | August 7, 1977 | Penton |
| 10 | Unadilla Motocross | 500MX 500MX | July 31, 1977 | Penton |
| 19 | Hillside Park | 250MX 450 | April 17, 1977 | Penton |
| 7 | Irving | 250SX 450SX | March 26, 1977 | Penton |
| 16 | Houston 2 | 250SX 450SX | March 19, 1977 | Penton |
| 14 | Houston 1 | 250SX 450SX | March 18, 1977 | Penton |
| 16 | Daytona | 250SX 450SX | March 12, 1977 | Penton |
| 16 | Anaheim | 250SX 450SX | December 4, 1976 | Penton |
| 18 | Motocross West | 500MX 500MX | August 29, 1976 | Penton |
| 18 | Lake Sugar Tree MX Park | 500MX 500MX | June 13, 1976 | Penton |
| 20 | Moto-X 338 | 250MX 450 | June 6, 1976 | Can-am |
| 24 | Daytona | 250SX 450SX | March 8, 1975 | CZ |
| 3 | Motocross West | 250MX 450 | September 2, 1974 | Maico |
| 7 | Highland Hills | 250MX 450 | August 25, 1974 | Maico |
| 10 | Moto-Masters Park | 250MX 450 | August 18, 1974 | Maico |
| 6 | Appalachia Lake Park | 250MX 450 | May 5, 1974 | Maico |
| 4 | RedBud Track 'n Trail | 250MX 450 | April 28, 1974 | Maico |
| 9 | Unadilla Motocross | 250MX 450 | July 29, 1973 | CZ |