| 24 | Moto-X 338 | 250MX 450 | July 22, 1990 | Yamaha |
| 15 | Unadilla Motocross | 500MX 500MX | October 15, 1989 | Kawasaki |
| 15 | Moto-X 338 | 250MX 450 | May 22, 1988 | Kawasaki |
| 18 | Lake Sugar Tree MX Park | 250MX 450 | May 1, 1988 | Kawasaki |
| 12 | Broome-Tioga Sports Center | 500MX 500MX | August 2, 1987 | Kawasaki |
| 7 | Moto-X 338 | 250MX 450 | May 17, 1987 | Kawasaki |
| 13 | Gatorback Cycle Park | 250MX 450 | March 1, 1987 | Kawasaki |
| 9 | Moto-X 338 | 250MX 450 | May 18, 1986 | Kawasaki |
| 18 | Gatorback Cycle Park | 250MX 450 | March 2, 1986 | Kawasaki |
| 11 | Broome-Tioga Sports Center | 250MX 450 | July 27, 1985 | Honda |
| 11 | RedBud Track 'n Trail | 250MX 450 | July 7, 1985 | Honda |
| 12 | Six Flags | 250MX 450 | June 2, 1985 | Honda |
| 12 | Gatorback Cycle Park | 500MX 500MX | March 3, 1985 | Honda |
| 10 | Washougal Motocross | 500MX 500MX | August 19, 1984 | Honda |
| 7 | Lakewood Sports Cycle Center | 500MX 500MX | August 12, 1984 | Honda |
| 3 | Spring Creek Motocross | 500MX 500MX | August 5, 1984 | Honda |
| 4 | Broome-Tioga Sports Center | 500MX 500MX | July 22, 1984 | Honda |
| 7 | RedBud Track 'n Trail | 500MX 500MX | July 1, 1984 | Honda |
| 6 | High Point Raceway | 500MX 500MX | May 27, 1984 | Honda |
| 4 | Six Flags | 500MX 500MX | May 13, 1984 | Honda |
| 13 | Gatorback Cycle Park | 500MX 500MX | March 4, 1984 | Honda |
| 17 | Spring Creek Motocross | 500MX 500MX | August 28, 1983 | Maico |
| 12 | Lakewood Sports Cycle Center | 500MX 500MX | August 21, 1983 | Maico |
| 17 | Washougal Motocross | 500MX 500MX | August 14, 1983 | Maico |
| 17 | RedBud Track 'n Trail | 500MX 500MX | July 3, 1983 | Maico |
| 10 | Broome-Tioga Sports Center | 500MX 500MX | June 5, 1983 | Maico |
| 18 | High Point Raceway | 500MX 500MX | May 29, 1983 | Maico |
| 11 | St Louis International Raceway | 500MX 500MX | May 22, 1983 | Maico |
| 9 | Gatorback Cycle Park | 500MX 500MX | April 24, 1983 | Maico |
| 24 | Saddleback Park | 250MX 450 | April 10, 1983 | Maico |
| 16 | Hangtown Motocross Classic | 250MX 450 | March 27, 1983 | Maico |
| 12 | Carlsbad Raceway | 500MX 500MX | August 15, 1982 | Maico |
| 11 | Washougal Motocross | 500MX 500MX | August 8, 1982 | Maico |
| 13 | RedBud Track 'n Trail | 500MX 500MX | July 4, 1982 | Maico |
| 9 | Broome-Tioga Sports Center | 500MX 500MX | June 27, 1982 | Maico |
| 12 | CDR Tech Track | 500MX 500MX | June 13, 1982 | Maico |
| 10 | High Point Raceway | 500MX 500MX | May 30, 1982 | Maico |
| 10 | Moto-X 338 | 500MX 500MX | May 16, 1982 | Maico |
| 41 | Daytona | 250SX 450SX | March 6, 1982 | Maico |
| 6 | Carlsbad Raceway | 500MX 500MX | August 16, 1981 | Maico |
| 6 | RedBud Track 'n Trail | 500MX 500MX | July 5, 1981 | Maico |
| 14 | Broome-Tioga Sports Center | 500MX 500MX | June 28, 1981 | Maico |
| 8 | Sunshine Speedway | 500MX 500MX | June 7, 1981 | Maico |
| 15 | High Point Raceway | 500MX 500MX | May 24, 1981 | Maico |
| 7 | Moto-X 338 | 500MX 500MX | May 17, 1981 | Maico |
| 19 | Pontiac 1 | 250SX 450SX | April 25, 1981 | Maico |
| 18 | Houston 2 | 250SX 450SX | March 14, 1981 | Maico |
| 10 | Sunshine Speedway | 500MX 500MX | August 31, 1980 | Yamaha |
| 3 | Broome-Tioga Sports Center | 500MX 500MX | August 24, 1980 | Yamaha |
| 8 | Philadelphia 2 | 250SX 450SX | August 10, 1980 | Yamaha |
| 11 | Los Angeles 2 | 250SX 450SX | July 13, 1980 | Yamaha |
| 19 | Sears Point International Raceway | 500MX 500MX | June 29, 1980 | Yamaha |
| 17 | Lakewood Sports Cycle Park | 500MX 500MX | June 15, 1980 | Yamaha |
| 15 | Atlanta International Raceway | 500MX 500MX | June 8, 1980 | Yamaha |
| 10 | RedBud Track 'n Trail | 500MX 500MX | June 1, 1980 | Yamaha |
| 4 | High Point Raceway | 500MX 500MX | May 25, 1980 | Yamaha |
| 17 | Houston 1 | 250SX 450SX | March 14, 1980 | Yamaha |
| 15 | Atlanta | 250SX 450SX | March 1, 1980 | Yamaha |
| 3 | Sunshine Speedway | 500MX 500MX | August 26, 1979 | Yamaha |
| 10 | Metrolina Speedway Park | 500MX 500MX | August 19, 1979 | Yamaha |
| 4 | Broome-Tioga Sports Center | 500MX 500MX | August 12, 1979 | Yamaha |
| 14 | Rio Bravo MX Park | 500MX 500MX | August 5, 1979 | Yamaha |
| 12 | High Point Raceway | 500MX 500MX | July 8, 1979 | Yamaha |
| 13 | Lakewood Sports Cycle Park | 500MX 500MX | June 24, 1979 | Yamaha |
| 6 | Sears Point International Raceway | 500MX 500MX | June 17, 1979 | Yamaha |
| 14 | New Orleans | 250SX 450SX | June 2, 1979 | Yamaha |
| 6 | Atlanta International Raceway | 500MX 500MX | May 27, 1979 | Yamaha |
| 11 | Moto-X 338 | 500MX 500MX | May 20, 1979 | Yamaha |
| 16 | Pontiac 1 | 250SX 450SX | April 28, 1979 | Yamaha |
| 15 | Houston 2 | 250SX 450SX | March 17, 1979 | Yamaha |
| 8 | Sunshine Speedway | 500MX 500MX | August 27, 1978 | Yamaha |
| 11 | Metrolina Speedway Park | 500MX 500MX | August 20, 1978 | Yamaha |
| 9 | Agency Motocross | 500MX 500MX | August 13, 1978 | Yamaha |
| 6 | Pine Top Motorcycle Park | 500MX 500MX | August 6, 1978 | Yamaha |
| 17 | Atlanta International Raceway | 500MX 500MX | July 16, 1978 | Yamaha |
| 16 | High Point Raceway | 500MX 500MX | July 9, 1978 | Yamaha |
| 2 | RedBud Track 'n Trail | 500MX 500MX | July 2, 1978 | Yamaha |
| 14 | Cycle World USA | 500MX 500MX | June 18, 1978 | Yamaha |
| 14 | Sears Point International Raceway | 500MX 500MX | June 11, 1978 | Yamaha |
| 19 | Lake Whitney Cycle Ranch | 500MX 500MX | May 28, 1978 | Yamaha |
| 14 | Pittsburgh | 250SX 450SX | May 13, 1978 | Yamaha |
| 16 | Pontiac 2 | 250SX 450SX | April 2, 1978 | Yamaha |
| 15 | Daytona | 250SX 450SX | March 11, 1978 | Yamaha |
| 17 | Sunshine Speedway | 500MX 500MX | August 28, 1977 | Montesa |
| 17 | Burnt Hickory Motocross | 500MX 500MX | August 21, 1977 | Montesa |
| 23 | Metrolina Speedway Park | 500MX 500MX | August 7, 1977 | Montesa |
| 12 | Unadilla Motocross | 500MX 500MX | July 31, 1977 | Montesa |
| 23 | Lake Whitney Cycle Ranch | 500MX 500MX | July 17, 1977 | Montesa |
| 13 | Midland Motocross Park | 125MX 250 | June 19, 1977 | Montesa |
| 14 | RedBud Track 'n Trail | 250MX 450 | May 22, 1977 | Montesa |
| 15 | Lake Sugar Tree MX Park | 250MX 450 | May 15, 1977 | Montesa |
| 15 | Moto-X 338 | 250MX 450 | May 1, 1977 | Montesa |
| 12 | Omaha Moto Park | 250MX 450 | April 24, 1977 | Montesa |
| 14 | Hillside Park | 250MX 450 | April 17, 1977 | Montesa |
| 8 | Hangtown Motocross Classic | 250MX 450 | April 10, 1977 | Montesa |
| 7 | Pontiac 1 | 250SX 450SX | April 2, 1977 | Montesa |
| 15 | Atlanta | 250SX 450SX | March 5, 1977 | Montesa |
| 15 | Motocross West | 125MX 250 | August 29, 1976 | Kawasaki |
| 6 | Rio Bravo MX Park | 125MX 250 | August 22, 1976 | Kawasaki |
| 14 | Cycle-Rama | 125MX 250 | August 15, 1976 | Kawasaki |
| 13 | Delta Motorsport Park | 125MX 250 | August 1, 1976 | Kawasaki |
| 15 | Los Angeles | 250SX 450SX | July 24, 1976 | Yamaha |
| 10 | Appalachian Highlands Motorsport Park | 125MX 250 | July 4, 1976 | Kawasaki |
| 4 | Midland Motocross Park | 125MX 250 | June 20, 1976 | Kawasaki |
| 8 | Moto-X 338 | 250MX 450 | June 6, 1976 | Yamaha |
| 13 | RedBud Track 'n Trail | 125MX 250 | May 23, 1976 | Kawasaki |
| 19 | Towaligo River Park | 250MX 450 | May 2, 1976 | Yamaha |
| 15 | Rio Bravo MX Park | 250MX 450 | April 25, 1976 | Yamaha |
| 17 | Fastrack Motocross Park | 250MX 450 | April 11, 1976 | Yamaha |
| 26 | Hangtown Motocross Classic | 250MX 450 | April 4, 1976 | Yamaha |
| 7 | Pontiac | 250SX 450SX | March 27, 1976 | Yamaha |
| 13 | Irving | 250SX 450SX | March 19, 1976 | Yamaha |
| 15 | Houston | 250SX 450SX | March 12, 1976 | Yamaha |
| 5 | Delta Motorsport Park | 125MX 250 | July 27, 1975 | Husqvarna |
| 4 | Omaha Moto Park | 125MX 250 | July 13, 1975 | Husqvarna |
| 3 | Midland Motocross Park | 125MX 250 | June 29, 1975 | Husqvarna |
| 16 | Castle Point Moto Sport Park | 250MX 450 | May 25, 1975 | Yamaha |
| 7 | Appalachia Lake Park | 250MX 450 | May 4, 1975 | Yamaha |
| 19 | Hangtown Motocross Classic | 250MX 450 | April 6, 1975 | Yamaha |
| 9 | Highland Hills | 250MX 450 | August 25, 1974 | Yamaha |
| 13 | Delta Motorsport Park | 250MX 450 | August 11, 1974 | Yamaha |
| 14 | Mid-Ohio MX Park | 125MX 250 | July 21, 1974 | Yamaha |