| 10 | Washougal Motocross | 500MX 500MX | August 28, 1988 | Honda |
| 5 | Spring Creek Motocross | 500MX 500MX | August 14, 1988 | Honda |
| 2 | Kenworthy's Motocross Park | 500MX 500MX | July 31, 1988 | Honda |
| 3 | Steel City Raceway | 500MX 500MX | July 17, 1988 | Honda |
| 3 | Broome-Tioga Sports Center | 500MX 500MX | July 10, 1988 | Honda |
| 4 | RedBud Track 'n Trail | 500MX 500MX | July 3, 1988 | Honda |
| 9 | Los Angeles | 250SX 450SX | June 18, 1988 | Honda |
| 8 | Good Times MX Park | 250MX 450 | June 5, 1988 | Honda |
| 5 | High Point Raceway | 250MX 450 | May 29, 1988 | Honda |
| 5 | Moto-X 338 | 250MX 450 | May 22, 1988 | Honda |
| 3 | East Rutherford | 250SX 450SX | May 14, 1988 | Honda |
| 4 | Lake Sugar Tree MX Park | 250MX 450 | May 1, 1988 | Honda |
| 6 | Tampa | 250SX 450SX | April 23, 1988 | Honda |
| 4 | Irving | 250SX 450SX | April 16, 1988 | Honda |
| 12 | Pontiac 2 | 250SX 450SX | April 10, 1988 | Honda |
| 17 | Pontiac 1 | 250SX 450SX | April 9, 1988 | Honda |
| 7 | Hangtown Motocross Classic | 250MX 450 | March 27, 1988 | Honda |
| 3 | Daytona | 250SX 450SX | March 5, 1988 | Honda |
| 5 | Gatorback Cycle Park | 250MX 450 | February 28, 1988 | Honda |
| 7 | Seattle 2 | 250SX 450SX | February 14, 1988 | Honda |
| 12 | Seattle 1 | 250SX 450SX | February 13, 1988 | Honda |
| 9 | Houston | 250SX 450SX | February 6, 1988 | Honda |
| 4 | Broome-Tioga Sports Center | 125MX 250 | August 2, 1987 | Yamaha |
| 8 | Lake Sugar Tree MX Park | 125MX 250 | July 12, 1987 | Yamaha |
| 2 | RedBud Track 'n Trail | 125MX 250 | July 5, 1987 | Yamaha |
| 4 | Los Angeles | 250SX 450SX | June 27, 1987 | Yamaha |
| 3 | Good Times MX Park | 125MX 250 | June 21, 1987 | Yamaha |
| 5 | Lakewood Sportcycle Park | 125MX 250 | June 14, 1987 | Yamaha |
| 4 | East Rutherford | 250SX 450SX | June 7, 1987 | Yamaha |
| 5 | Secession MX Park | 125MX 250 | May 31, 1987 | Yamaha |
| 11 | High Point Raceway | 125MX 250 | May 24, 1987 | Yamaha |
| 5 | Moto-X 338 | 125MX 250 | May 17, 1987 | Yamaha |
| 20 | Tempe | 250SX 450SX | May 2, 1987 | Yamaha |
| 12 | Tampa | 250SX 450SX | April 25, 1987 | Yamaha |
| 8 | Pontiac 2 | 250SX 450SX | April 12, 1987 | Yamaha |
| 3 | Pontiac 1 | 250SX 450SX | April 11, 1987 | Yamaha |
| 4 | Irving | 250SX 450SX | April 4, 1987 | Yamaha |
| 3 | Seattle 2 | 250SX 450SX | March 29, 1987 | Yamaha |
| 5 | Seattle 1 | 250SX 450SX | March 28, 1987 | Yamaha |
| 3 | Hangtown Motocross Classic | 125MX 250 | March 22, 1987 | Yamaha |
| 17 | Daytona | 250SX 450SX | March 7, 1987 | Yamaha |
| 5 | Gatorback Cycle Park | 125MX 250 | March 1, 1987 | Yamaha |
| 20 | Miami | 250SX 450SX | February 21, 1987 | Yamaha |
| 4 | San Diego | 250SX 450SX | February 14, 1987 | Yamaha |
| 16 | Houston | 250SX 450SX | February 7, 1987 | Yamaha |
| 5 | Anaheim | 250SX 450SX | January 31, 1987 | Yamaha |
| 3 | Washougal Motocross | 125MX 250 | August 24, 1986 | Honda |
| 3 | Hollister Hills | 125MX 250 | August 17, 1986 | Honda |
| 17 | Spring Creek Motocross | 125MX 250 | August 10, 1986 | Honda |
| 5 | Broome-Tioga Sports Center | 125MX 250 | August 3, 1986 | Honda |
| 9 | Lake Sugar Tree MX Park | 125MX 250 | July 13, 1986 | Honda |
| 7 | RedBud Track 'n Trail | 125MX 250 | July 6, 1986 | Honda |
| 10 | Los Angeles | 250SX 450SX | June 7, 1986 | Honda |
| 11 | Lakewood Sports Center | 125MX 250 | June 1, 1986 | Honda |
| 4 | High Point Raceway | 125MX 250 | May 25, 1986 | Honda |
| 11 | Moto-X 338 | 125MX 250 | May 18, 1986 | Honda |
| 5 | Tempe | 250SX 450SX | May 10, 1986 | Honda |
| 16 | Irving | 250SX 450SX | April 26, 1986 | Honda |
| 14 | Houston | 250SX 450SX | February 2, 1986 | Honda |
| 10 | Anaheim | 250SX 450SX | January 18, 1986 | Honda |