| 4 | Mike Fisher | Unadilla Motocross | 500MX | October 13, 1991 |
| 16 | Keith S Johnson | Unadilla Motocross | 500MX | October 13, 1991 |
| 21 | Keith Bowen | Unadilla Motocross | 500MX | October 13, 1991 |
| 24 | Michael Harnden | Unadilla Motocross | 500MX | October 13, 1991 |
| 12 | Keith S Johnson | Budds Creek Motocross | 500MX | October 6, 1991 |
| 17 | Keith Bowen | Budds Creek Motocross | 500MX | October 6, 1991 |
| 4 | Keith Bowen | Steel City Raceway | 500MX | September 29, 1991 |
| 18 | Mike Fisher | Steel City Raceway | 500MX | September 29, 1991 |
| 6 | Mike Fisher | Broome-Tioga Sports Center | 500MX | September 22, 1991 |
| 9 | Keith Bowen | Broome-Tioga Sports Center | 500MX | September 22, 1991 |
| 15 | Keith S Johnson | Broome-Tioga Sports Center | 500MX | September 22, 1991 |
| 10 | Mike Healey | Washougal Motocross | 500MX | September 1, 1991 |
| 15 | Keith S Johnson | Washougal Motocross | 500MX | September 1, 1991 |
| 16 | Keith Bowen | Washougal Motocross | 500MX | September 1, 1991 |
| 20 | Gary Beyer | Washougal Motocross | 500MX | September 1, 1991 |
| 21 | Mike Fisher | Washougal Motocross | 500MX | September 1, 1991 |
| 9 | Keith Bowen | Spring Creek Motocross | 500MX | August 11, 1991 |
| 11 | Keith S Johnson | Spring Creek Motocross | 500MX | August 11, 1991 |
| 10 | Keith S Johnson | Moto-X 338 | 250MX | August 4, 1991 |
| 7 | Mike Fisher | Kenworthy's Motocross Park | 250MX | July 28, 1991 |
| 17 | Keith S Johnson | Kenworthy's Motocross Park | 250MX | July 28, 1991 |
| 15 | Mike Fisher | Lake Sugar Tree MX Park | 250MX | July 21, 1991 |
| 8 | Mike Fisher | RedBud Track 'n Trail | 250MX | July 7, 1991 |
| 16 | Keith S Johnson | RedBud Track 'n Trail | 250MX | July 7, 1991 |
| 12 | Mike Fisher | Los Angeles | 250SX | June 22, 1991 |
| 4 | Mike Fisher | San Jose | 250SX | June 15, 1991 |
| 7 | Mike Fisher | Oklahoma City | 250SX | June 8, 1991 |
| 20 | Keith S Johnson | Oklahoma City | 250SX | June 8, 1991 |
| 13 | Mike Fisher | High Point Raceway | 250MX | May 26, 1991 |
| 15 | Keith S Johnson | High Point Raceway | 250MX | May 26, 1991 |
| 8 | Mike Fisher | East Rutherford | 250SX | May 18, 1991 |
| 17 | Keith S Johnson | East Rutherford | 250SX | May 18, 1991 |
| 7 | Mike Fisher | Las Vegas | 250SX | May 4, 1991 |
| 4 | Mike Fisher | Irving | 250SX | April 27, 1991 |
| 20 | Keith S Johnson | Irving | 250SX | April 27, 1991 |
| 5 | Mike Fisher | Charlotte | 250SX | April 20, 1991 |
| 18 | Keith S Johnson | Charlotte | 250SX | April 20, 1991 |
| 20 | Mike Fisher | Pontiac 2 | 250SX | April 14, 1991 |
| 9 | Mike Fisher | Pontiac 1 | 250SX | April 13, 1991 |
| 13 | Keith S Johnson | Pontiac 1 | 250SX | April 13, 1991 |
| 10 | Mike Fisher | St. Petersburg | 250SX | April 6, 1991 |
| 15 | Keith S Johnson | St. Petersburg | 250SX | April 6, 1991 |
| 4 | Mike Fisher | Tempe | 250SX | March 16, 1991 |
| 19 | Keith S Johnson | Gatorback Cycle Park | 250MX | March 3, 1991 |
| 6 | Mike Fisher | Atlanta | 250SX | February 23, 1991 |
| 11 | Keith S Johnson | Atlanta | 250SX | February 23, 1991 |
| 5 | Mike Fisher | San Diego | 250SX | February 9, 1991 |
| 5 | Mike Fisher | Seattle | 250SX | February 2, 1991 |
| 15 | Keith S Johnson | Seattle | 250SX | February 2, 1991 |
| 20 | Mike Fisher | Anaheim | 250SX | January 26, 1991 |
| 9 | Mike Fisher | Houston | 250SX | January 19, 1991 |
| 11 | Mike Fisher | Orlando | 250SX | January 12, 1991 |
| 13 | Keith S Johnson | Orlando | 250SX | January 12, 1991 |
