| 20 | Saddleback Park | 500MX 500MX | December 2, 1973 | CZ |
| 17 | Puyallup Raceway Park | 500MX 500MX | November 18, 1973 | CZ |
| 10 | Arizona Cycle Park | 500MX 500MX | November 11, 1973 | CZ |
| 18 | Rio Bravo MX Park | 500MX 500MX | November 4, 1973 | CZ |
| 2 | Cycle-Rama Recreational Park | 500MX 500MX | August 26, 1973 | CZ |
| 7 | Pocono International Raceway | 500MX 500MX | August 18, 1973 | CZ |
| 1 | Delta Motorsport Park | 250MX 450 Class | July 22, 1973 | CZ |
| 3 | Baldwin Motocross Park | 250MX 450 Class | July 15, 1973 | CZ |
| 20 | Los Angeles Memorial Coliseum | 250MX 450 Class | July 6, 1973 | CZ |
| 12 | Meaning Cycle Park | 250MX 450 Class | July 1, 1973 | CZ |
| 16 | Lake Whitney Cycle Ranch | 500MX 500MX | June 17, 1973 | CZ |
| 8 | Cycle Trails Moto Park | 500MX 500MX | June 10, 1973 | CZ |
| 2 | Road Atlanta | 500MX 500MX | June 2, 1973 | CZ |
| 3 | Desoto Cycle Ranch | 500MX 500MX | May 20, 1973 | CZ |
| 14 | Amelia Earhardt Park | 500MX 500MX | May 13, 1973 | CZ |
| 17 | Road Atlanta | 500MX 500MX | October 15, 1972 | Kawasaki |
| 20 | Mid-American Motocross | 500MX 500MX | October 8, 1972 | Kawasaki |
| 12 | Honda Hills | 500MX 500MX | October 1, 1972 | Kawasaki |
| 19 | Alabama International Speedway | 500MX 500MX | September 2, 1972 | Kawasaki |
| 20 | Mid-Ohio MX Park | 250MX 450 Class | July 30, 1972 | Kawasaki |
| 15 | Moto-sports Racing Circus Ltd | 250MX 450 Class | July 23, 1972 | Kawasaki |
| 18 | Los Angeles Memorial Coliseum | 250MX 450 Class | July 8, 1972 | Kawasaki |
| 5 | Straddle Line Park | 250MX 450 Class | July 2, 1972 | Kawasaki |
| 17 | Owyhee M/C Clubgrounds | 250MX 450 Class | June 25, 1972 | Kawasaki |
| 20 | Tahoe Recreation Park | 500MX 500MX | June 18, 1972 | Kawasaki |
| 2 | Carlsbad Raceway | 500MX 500MX | May 28, 1972 | Kawasaki |
| 5 | Saddleback Park | 500MX 500MX | May 21, 1972 | Kawasaki |
