| Rider | Hometown | |
1 | Jim Pomeroy | Yakima, WA | Bultaco |
2 | Gunnar Lindstrom | Sweden | |
3 | Bill Cook | Carlton, OR | Maico |
4 | Mike Runyard | West Covina, CA | Montesa |
5 | Bill Urban | San Diego, CA | CZ |
6 | Tim Hart | Torrance, CA | Maico |
7 | James Wicks | Lafayette, CA | CZ |
8 | Rich Eierstedt | Norwalk, CA | Maico |
9 | Rex Staten | Fontana, CA | CZ |
10 | Tom Rapp | Buena Park, CA | Bultaco |
11 | Eddie Cole | Saugus, CA | |
13 | Tom Volin | Beverly Hills, CA | |
14 | Robin Cerasuolo | | Bultaco |
15 | Jim Weinert | Middletown, NY | |
16 | John Dallaire | Atascadero, CA | Maico |
17 | J Atascodero | | Maico |
18 | Peter Lamppu | Los Angeles, CA | Montesa |
19 | William Payne | Mission Hills, CA | |
20 | Robert Rush | Portland, OR | Maico |