| Round |
Date |
Track |
City |
450 |
250 |
| 1 | February 28, 1988 | Gatorback Cycle Park | Gainesville, FL | | | | 2 | March 27, 1988 | Hangtown | Rancho Cordova, CA | | | | 3 | May 1, 1988 | Lake Sugar Tree MX Park | Axton, VA | | | | 4 | May 22, 1988 | Moto-X 338 | Southwick, MA | | | | 5 | May 29, 1988 | High Point Raceway | Mount Morris, PA | | | | 6 | June 5, 1988 | Good Times MX Park | San Antonio, TX | | | | 7 | July 3, 1988 | RedBud | Buchanan, MI | | | | 8 | July 10, 1988 | Broome-Tioga Center | Binghamton, NY | | | | 9 | July 16, 1988 | Steel City Raceway | Delmont, PA | | | | 10 | July 31, 1988 | Kenworthy's Motocross Par | Troy, OH | | | | 11 | August 14, 1988 | Spring Creek | Millville, MN | | | | 12 | August 28, 1988 | Washougal MX Park | Washougal, WA | | George Holland |
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