| 8 | Moto-Masters Park | 500MX 500MX | August 10, 1975 | CZ |
| 13 | Los Angeles | 250SX 450SX | July 19, 1975 | CZ |
| 17 | Appalachia Lake Park | 250MX 450 | May 4, 1975 | CZ |
| 4 | Motocross West | 250MX 450 | September 2, 1974 | Montesa |
| 6 | Highland Hills | 250MX 450 | August 25, 1974 | Montesa |
| 6 | Moto-Masters Park | 250MX 450 | August 18, 1974 | Montesa |
| 9 | Delta Motorsport Park | 250MX 450 | August 11, 1974 | Montesa |
| 12 | Los Angeles | 250SX 450SX | June 22, 1974 | Montesa |
| 10 | Gran-Am Motocross Park | 250MX 450 | May 19, 1974 | Montesa |
| 7 | Appalachia Lake Park | 250MX 450 | May 5, 1974 | Montesa |
| 5 | RedBud Track 'n Trail | 250MX 450 | April 28, 1974 | Montesa |
| 10 | Baymare Cycle Park | 250MX 450 | April 14, 1974 | Montesa |
| 13 | Hangtown Motocross Classic | 250MX 450 | April 8, 1974 | Montesa |
| 6 | Daytona | 250SX 450SX | March 10, 1974 | Montesa |
| 11 | Saddleback Park | 500MX 500MX | December 2, 1973 | Kawasaki |
| 8 | Carnegie Cycle Park | 500MX 500MX | November 25, 1973 | Kawasaki |
| 4 | Puyallup Raceway Park | 500MX 500MX | November 18, 1973 | Kawasaki |
| 3 | Arizona Cycle Park | 500MX 500MX | November 11, 1973 | Kawasaki |
| 9 | Rio Bravo MX Park | 500MX 500MX | November 4, 1973 | Kawasaki |
| 5 | Orlando Sports Stadium | 500MX 500MX | October 28, 1973 | Kawasaki |
| 15 | Snyder Park | 500MX 500MX | October 14, 1973 | Kawasaki |
| 7 | Mid-Ohio MX Park | 500MX 500MX | October 7, 1973 | Kawasaki |
| 9 | John F Kennedy Stadium | 500MX 500MX | September 28, 1973 | Kawasaki |
| 12 | Zoar Motor Park | 500MX 500MX | September 23, 1973 | Kawasaki |
| 6 | Motocross West | 500MX 500MX | September 9, 1973 | Kawasaki |
| 4 | Alabama International Speedway | 500MX 500MX | September 1, 1973 | Kawasaki |
| 4 | Cycle-Rama Recreational Park | 500MX 500MX | August 26, 1973 | Kawasaki |
| 4 | Pocono International Raceway | 500MX 500MX | August 18, 1973 | Kawasaki |
| 2 | Lake Whitney Cycle Ranch | 500MX 500MX | August 12, 1973 | Kawasaki |
| 2 | Desoto Cycle Ranch | 500MX 500MX | May 20, 1973 | Kawasaki |
| 3 | Amelia Earhardt Park | 500MX 500MX | May 13, 1973 | Kawasaki |
| 2 | Opelousas, LA | 500MX 500MX | May 6, 1973 | Kawasaki |
| 5 | Mid-Ohio MX Park | 250MX 450 | July 30, 1972 | Montesa |
| 10 | Moto-sports Racing Circus Ltd | 250MX 450 | July 23, 1972 | Montesa |
| 7 | Unadilla Motocross | 250MX 450 | July 16, 1972 | Montesa |
| 19 | Los Angeles Memorial Coliseum | 250MX 450 | July 8, 1972 | Montesa |
| 4 | Straddle Line Park | 250MX 450 | July 2, 1972 | Montesa |
| 2 | Owyhee M/C Clubgrounds | 250MX 450 | June 25, 1972 | Montesa |
| 12 | Tahoe Recreation Park | 250MX 450 | June 18, 1972 | Montesa |
| 7 | Carlsbad Raceway | 250MX 450 | May 28, 1972 | Montesa |
| 18 | Saddleback Park | 250MX 450 | May 21, 1972 | Montesa |
| 2 | Cal-Expo | 250MX 450 | May 14, 1972 | Montesa |