| 37 | Hangtown Motocross Classic | 250MX 450 | April 1, 1990 | Yamaha |
| 25 | Spring Creek Motocross | 250MX 450 | August 28, 1983 | Honda |
| 24 | Lakewood Sports Cycle Center | 250MX 450 | August 21, 1983 | Honda |
| 18 | Los Angeles | 250SX 450SX | June 24, 1978 | Can-am |
| 14 | Hangtown Motocross Classic | 125MX 250 | April 10, 1977 | Bultaco |
| 19 | Pontiac 2 | 250SX 450SX | April 3, 1977 | Bultaco |
| 12 | Pontiac 1 | 250SX 450SX | April 2, 1977 | Bultaco |
| 18 | Irving | 250SX 450SX | March 26, 1977 | Bultaco |
| 20 | Houston 1 | 250SX 450SX | March 18, 1977 | Bultaco |
| 3 | Daytona | 250SX 450SX | March 12, 1977 | Bultaco |
| 17 | Anaheim | 250SX 450SX | December 4, 1976 | Bultaco |
| 15 | Moto-X 338 | 250MX 450 | June 6, 1976 | Ossa |
| 9 | Pennsylvania Motocross Park | 250MX 450 | May 23, 1976 | Ossa |
| 16 | Appalachian Highlands Motorsport Park | 250MX 450 | May 16, 1976 | Ossa |
| 21 | Rio Bravo MX Park | 250MX 450 | April 25, 1976 | Ossa |
| 11 | Castle Point Moto Sport Park | 250MX 450 | May 25, 1975 | Bultaco |
| 15 | Hangtown Motocross Classic | 250MX 450 | April 6, 1975 | Bultaco |
| 6 | Houston | 250SX 450SX | March 14, 1975 | Bultaco |
| 19 | Gran-Am Motocross Park | 250MX 450 | May 19, 1974 | Bultaco |
| 5 | Appalachia Lake Park | 250MX 450 | May 5, 1974 | Bultaco |
| 1 | RedBud Track 'n Trail | 250MX 450 | April 28, 1974 | Bultaco |
| 7 | Baymare Cycle Park | 250MX 450 | April 14, 1974 | Bultaco |
| 16 | Hangtown Motocross Classic | 250MX 450 | April 8, 1974 | Bultaco |