| 21 | Carlsbad Raceway | 500MX 500MX | August 16, 1981 | Maico |
| 20 | Houston 2 | 250SX 450SX | March 14, 1981 | Maico |
| 6 | Sunshine Speedway | 500MX 500MX | August 31, 1980 | Maico |
| 8 | Broome-Tioga Sports Center | 500MX 500MX | August 24, 1980 | Maico |
| 15 | Los Angeles 2 | 250SX 450SX | July 13, 1980 | Honda |
| 19 | Los Angeles 1 | 250SX 450SX | July 12, 1980 | Honda |
| 23 | Washougal Motocross | 500MX 500MX | July 6, 1980 | Maico |
| 15 | Sears Point International Raceway | 500MX 500MX | June 29, 1980 | Maico |
| 25 | Lakewood Sports Cycle Park | 500MX 500MX | June 15, 1980 | Maico |
| 12 | RedBud Track 'n Trail | 500MX 500MX | June 1, 1980 | Maico |
| 16 | High Point Raceway | 500MX 500MX | May 25, 1980 | Maico |
| 20 | Daytona | 250SX 450SX | March 8, 1980 | Honda |
| 4 | Sunshine Speedway | 500MX 500MX | August 26, 1979 | Yamaha |
| 4 | Metrolina Speedway Park | 500MX 500MX | August 19, 1979 | Yamaha |
| 16 | Broome-Tioga Sports Center | 500MX 500MX | August 12, 1979 | Yamaha |
| 10 | Rio Bravo MX Park | 500MX 500MX | August 5, 1979 | Yamaha |
| 9 | High Point Raceway | 500MX 500MX | July 8, 1979 | Yamaha |
| 18 | Lakewood Sports Cycle Park | 500MX 500MX | June 24, 1979 | Yamaha |
| 19 | Pontiac 1 | 250SX 450SX | April 28, 1979 | Yamaha |
| 19 | Houston 2 | 250SX 450SX | March 17, 1979 | Yamaha |
| 20 | Daytona | 250SX 450SX | March 10, 1979 | Yamaha |
| 16 | Anaheim | 250SX 450SX | November 11, 1978 | Kawasaki |
| 14 | Sunshine Speedway | 500MX 500MX | August 27, 1978 | Kawasaki |
| 8 | Metrolina Speedway Park | 500MX 500MX | August 20, 1978 | Kawasaki |
| 5 | Agency Motocross | 500MX 500MX | August 13, 1978 | Kawasaki |
| 7 | Pine Top Motorcycle Park | 500MX 500MX | August 6, 1978 | Kawasaki |
| 6 | Atlanta International Raceway | 500MX 500MX | July 16, 1978 | Kawasaki |
| 4 | High Point Raceway | 500MX 500MX | July 9, 1978 | Kawasaki |
| 8 | RedBud Track 'n Trail | 500MX 500MX | July 2, 1978 | Kawasaki |
| 19 | Los Angeles | 250SX 450SX | June 24, 1978 | Kawasaki |
| 15 | Cycle World USA | 500MX 500MX | June 18, 1978 | Kawasaki |
| 13 | Sears Point International Raceway | 500MX 500MX | June 11, 1978 | Kawasaki |
| 5 | Lake Whitney Cycle Ranch | 500MX 500MX | May 28, 1978 | Kawasaki |
| 18 | Pittsburgh | 250SX 450SX | May 13, 1978 | Kawasaki |
| 19 | Pontiac 2 | 250SX 450SX | April 2, 1978 | Kawasaki |
| 14 | Anaheim | 250SX 450SX | November 12, 1977 | Maico |
| 3 | Sunshine Speedway | 500MX 500MX | August 28, 1977 | Maico |
| 2 | Burnt Hickory Motocross | 500MX 500MX | August 21, 1977 | Maico |
| 4 | Metrolina Speedway Park | 500MX 500MX | August 7, 1977 | Maico |
| 13 | Unadilla Motocross | 500MX 500MX | July 31, 1977 | Maico |
| 13 | Cycle World USA | 500MX 500MX | July 23, 1977 | Maico |
| 1 | Lake Whitney Cycle Ranch | 500MX 500MX | July 17, 1977 | Maico |
| 3 | Los Angeles | 250SX 450SX | July 9, 1977 | Maico |
| 14 | New Orleans | 250SX 450SX | June 4, 1977 | Maico |
| 8 | High Point Raceway | 250MX 450 | May 29, 1977 | Maico |
| 2 | RedBud Track 'n Trail | 250MX 450 | May 22, 1977 | Maico |
| 9 | Lake Sugar Tree MX Park | 250MX 450 | May 15, 1977 | Maico |
| 11 | Moto-X 338 | 250MX 450 | May 1, 1977 | Maico |
| 16 | Omaha Moto Park | 250MX 450 | April 24, 1977 | Maico |
| 9 | Hillside Park | 250MX 450 | April 17, 1977 | Maico |
| 13 | Pontiac 1 | 250SX 450SX | April 2, 1977 | Maico |
| 3 | Irving | 250SX 450SX | March 26, 1977 | Maico |
| 8 | Houston 2 | 250SX 450SX | March 19, 1977 | Maico |
| 8 | Houston 1 | 250SX 450SX | March 18, 1977 | Maico |
| 14 | Daytona | 250SX 450SX | March 12, 1977 | Maico |
| 5 | Atlanta | 250SX 450SX | March 5, 1977 | Maico |
| 13 | Motocross West | 500MX 500MX | August 29, 1976 | Suzuki |
| 6 | Sunshine Speedway | 500MX 500MX | August 22, 1976 | Suzuki |
| 5 | Castle Point Moto Sport Park | 500MX 500MX | August 15, 1976 | Suzuki |
| 1 | Unadilla Motocross | 500MX 500MX | August 1, 1976 | Suzuki |
| 4 | Los Angeles | 250SX 450SX | July 24, 1976 | Suzuki |
| 2 | Cycle World USA | 500MX 500MX | July 18, 1976 | Suzuki |
| 6 | Lake Sugar Tree MX Park | 500MX 500MX | June 13, 1976 | Suzuki |
| 12 | Moto-X 338 | 250MX 450 | June 6, 1976 | Suzuki |
| 7 | Moto-Masters Park | 500MX 500MX | May 30, 1976 | Suzuki |
| 5 | Pennsylvania Motocross Park | 250MX 450 | May 23, 1976 | Suzuki |
| 4 | Appalachian Highlands Motorsport Park | 250MX 450 | May 16, 1976 | Suzuki |
| 2 | Towaligo River Park | 250MX 450 | May 2, 1976 | Suzuki |
| 12 | Rio Bravo MX Park | 250MX 450 | April 25, 1976 | Suzuki |
| 4 | Fastrack Motocross Park | 250MX 450 | April 11, 1976 | Suzuki |
| 5 | Hangtown Motocross Classic | 250MX 450 | April 4, 1976 | Suzuki |
| 9 | Pontiac | 250SX 450SX | March 27, 1976 | Suzuki |
| 14 | Irving | 250SX 450SX | March 19, 1976 | Suzuki |
| 4 | Houston | 250SX 450SX | March 12, 1976 | Suzuki |
| 8 | Daytona | 250SX 450SX | March 6, 1976 | Suzuki |
| 3 | Motocross West | 500MX 500MX | September 1, 1975 | Maico |
| 3 | Ohio International Raceway | 500MX 500MX | August 24, 1975 | Maico |
| 2 | Lake Sugar Tree MX Park | 500MX 500MX | August 17, 1975 | Maico |
| 5 | Moto-Masters Park | 500MX 500MX | August 10, 1975 | Maico |
| 13 | Lake Whitney Cycle Ranch | 250MX 450 | June 15, 1975 | Maico |
| 6 | Baldwin Motocross Park | 500MX 500MX | June 8, 1975 | Maico |
| 8 | Omaha Moto Park | 250MX 450 | June 1, 1975 | Maico |
| 2 | Appalachia Lake Park | 250MX 450 | May 4, 1975 | Maico |
| 5 | Hangtown Motocross Classic | 250MX 450 | April 6, 1975 | Maico |
| 2 | Motocross West | 500MX 500MX | September 2, 1974 | Maico |
| 3 | Highland Hills | 500MX 500MX | August 25, 1974 | Maico |
| 2 | Moto-Masters Park | 500MX 500MX | August 18, 1974 | Maico |
| 19 | Delta Motorsport Park | 500MX 500MX | August 11, 1974 | Maico |
| 15 | Los Angeles | 250SX 450SX | June 22, 1974 | Maico |
| 11 | Gran-Am Motocross Park | 500MX 500MX | May 19, 1974 | Maico |
| 3 | Appalachia Lake Park | 500MX 500MX | May 5, 1974 | Maico |
| 5 | RedBud Track 'n Trail | 500MX 500MX | April 28, 1974 | Maico |
| 3 | Baymare Cycle Park | 500MX 500MX | April 14, 1974 | Maico |
| 4 | Hangtown Motocross Classic | 500MX 500MX | April 8, 1974 | Maico |
| 4 | Saddleback Park | 500MX 500MX | December 2, 1973 | CZ |
| 12 | Carnegie Cycle Park | 500MX 500MX | November 25, 1973 | CZ |
| 6 | Puyallup Raceway Park | 500MX 500MX | November 18, 1973 | CZ |
| 6 | Arizona Cycle Park | 500MX 500MX | November 11, 1973 | CZ |
| 13 | Snyder Park | 500MX 500MX | October 14, 1973 | CZ |
| 15 | Mid-Ohio MX Park | 500MX 500MX | October 7, 1973 | CZ |
| 18 | John F Kennedy Stadium | 500MX 500MX | September 28, 1973 | CZ |
| 10 | Zoar Motor Park | 500MX 500MX | September 23, 1973 | CZ |
| 13 | Motocross West | 500MX 500MX | September 9, 1973 | CZ |
| 11 | Alabama International Speedway | 500MX 500MX | September 1, 1973 | CZ |
| 3 | Lake Whitney Cycle Ranch | 500MX 500MX | August 12, 1973 | CZ |
| 9 | Road Atlanta | 500MX 500MX | June 2, 1973 | CZ |
| 6 | Amelia Earhardt Park | 500MX 500MX | May 13, 1973 | CZ |
| 17 | Opelousas, LA | 250MX 450 | May 6, 1973 | CZ |
| 8 | Daytona International Speedway | 250MX 450 | March 10, 1973 | CZ |