| 3 | San Diego | 250SX 450SX | October 25, 1980 | Yamaha |
| 4 | Philadelphia 2 | 250SX 450SX | August 10, 1980 | Yamaha |
| 12 | Philadelphia 1 | 250SX 450SX | August 9, 1980 | Yamaha |
| 10 | Los Angeles 2 | 250SX 450SX | July 13, 1980 | Yamaha |
| 8 | Los Angeles 1 | 250SX 450SX | July 12, 1980 | Yamaha |
| 6 | High Point Raceway | 250MX 450 | May 25, 1980 | Yamaha |
| 4 | Moto-X 338 | 250MX 450 | May 18, 1980 | Yamaha |
| 12 | Kansas City | 250SX 450SX | May 10, 1980 | Yamaha |
| 8 | New Orleans 1 | 250SX 450SX | May 3, 1980 | Yamaha |
| 10 | Pontiac 2 | 250SX 450SX | April 27, 1980 | Yamaha |
| 2 | Saddleback Park | 250MX 450 | March 30, 1980 | Yamaha |
| 8 | Hangtown Motocross Classic | 250MX 450 | March 23, 1980 | Yamaha |
| 7 | Oakland | 250SX 450SX | February 24, 1980 | Yamaha |
| 3 | Seattle 1 | 250SX 450SX | February 9, 1980 | Yamaha |
| 6 | Los Angeles | 250SX 450SX | July 14, 1979 | Honda |
| 3 | High Point Raceway | 250MX 450 | July 8, 1979 | Honda |
| 1 | RedBud Track 'n Trail | 250MX 450 | July 1, 1979 | Honda |
| 3 | Lakewood Sports Cycle Park | 250MX 450 | June 24, 1979 | Honda |
| 1 | Sears Point International Raceway | 250MX 450 | June 17, 1979 | Honda |
| 5 | New Orleans | 250SX 450SX | June 2, 1979 | Honda |
| 3 | Pontiac 1 | 250SX 450SX | April 28, 1979 | Honda |
| 11 | Omaha Moto Park | 250MX 450 | April 22, 1979 | Honda |
| 3 | Canyon Raceway | 250MX 450 | April 8, 1979 | Honda |
| 2 | Racing World | 250MX 450 | April 1, 1979 | Honda |
| 2 | Hangtown Motocross Classic | 250MX 450 | March 25, 1979 | Honda |
| 5 | Houston 2 | 250SX 450SX | March 17, 1979 | Honda |
| 5 | Houston 1 | 250SX 450SX | March 16, 1979 | Honda |
| 3 | Daytona | 250SX 450SX | March 10, 1979 | Honda |
| 5 | Seattle 2 | 250SX 450SX | February 10, 1979 | Honda |
| 8 | Seattle 1 | 250SX 450SX | February 9, 1979 | Honda |
| 18 | RedBud Track 'n Trail | 250MX 450 | July 2, 1978 | Honda |
| 12 | Cycle World USA | 250MX 450 | June 18, 1978 | Honda |
| 8 | Sears Point International Raceway | 250MX 450 | June 11, 1978 | Honda |
| 8 | Lake Whitney Cycle Ranch | 250MX 450 | May 28, 1978 | Honda |
| 2 | New Orleans | 250SX 450SX | May 20, 1978 | Honda |
| 2 | Pittsburgh | 250SX 450SX | May 13, 1978 | Honda |
| 9 | Omaha Moto Park | 250MX 450 | April 30, 1978 | Honda |
| 5 | Pontiac 2 | 250SX 450SX | April 2, 1978 | Honda |
| 3 | Pontiac 1 | 250SX 450SX | April 1, 1978 | Honda |
| 2 | Houston 2 | 250SX 450SX | March 18, 1978 | Honda |
| 2 | Houston 1 | 250SX 450SX | March 17, 1978 | Honda |
| 1 | Daytona | 250SX 450SX | March 11, 1978 | Honda |
| 1 | Atlanta | 250SX 450SX | March 4, 1978 | Honda |
| 2 | Seattle | 250SX 450SX | February 18, 1978 | Honda |
| 7 | Anaheim | 250SX 450SX | November 12, 1977 | Harley-Davidson |
| 12 | Sunshine Speedway | 500MX 500MX | August 28, 1977 | Harley-Davidson |
| 21 | Burnt Hickory Motocross | 500MX 500MX | August 21, 1977 | Harley-Davidson |
| 10 | Los Angeles | 250SX 450SX | July 9, 1977 | Harley-Davidson |
| 14 | High Point Raceway | 250MX 450 | May 29, 1977 | Harley-Davidson |
| 12 | Lake Sugar Tree MX Park | 250MX 450 | May 15, 1977 | Harley-Davidson |
| 18 | Moto-X 338 | 250MX 450 | May 1, 1977 | Harley-Davidson |
| 16 | Hillside Park | 250MX 450 | April 17, 1977 | Harley-Davidson |
| 4 | Hangtown Motocross Classic | 250MX 450 | April 10, 1977 | Harley-Davidson |
| 10 | Atlanta | 250SX 450SX | March 5, 1977 | Harley-Davidson |
| 16 | Los Angeles | 250SX 450SX | July 24, 1976 | Bultaco |
| 24 | Appalachian Highlands Motorsport Park | 250MX 450 | May 16, 1976 | Bultaco |
| 17 | Irving | 250SX 450SX | March 19, 1976 | Bultaco |
| 6 | Houston | 250SX 450SX | March 12, 1976 | Bultaco |
| 7 | Ohio International Raceway | 500MX 500MX | August 24, 1975 | Bultaco |
| 11 | Hangtown Motocross Classic | 250MX 450 | April 6, 1975 | Bultaco |
| 4 | Daytona | 250SX 450SX | March 8, 1975 | Bultaco |
| 5 | Irving | 250SX 450SX | February 28, 1975 | Bultaco |
| 5 | Motocross West | 250MX 450 | September 2, 1974 | Can-am |
| 2 | Highland Hills | 250MX 450 | August 25, 1974 | Husqvarna |
| 1 | Moto-Masters Park | 250MX 450 | August 18, 1974 | Husqvarna |
| 3 | Los Angeles | 250SX 450SX | June 22, 1974 | Husqvarna |
| 15 | Gran-Am Motocross Park | 250MX 450 | May 19, 1974 | Husqvarna |
| 2 | Baymare Cycle Park | 250MX 450 | April 14, 1974 | Husqvarna |
| 2 | Hangtown Motocross Classic | 250MX 450 | April 8, 1974 | Husqvarna |
| 16 | Carnegie Cycle Park | 500MX 500MX | November 25, 1973 | Honda |
| 12 | Arizona Cycle Park | 500MX 500MX | November 11, 1973 | Honda |
| 7 | Rio Bravo MX Park | 500MX 500MX | November 4, 1973 | Honda |
| 12 | Orlando Sports Stadium | 500MX 500MX | October 28, 1973 | Honda |
| 17 | Mid-Ohio MX Park | 500MX 500MX | October 7, 1973 | Honda |
| 15 | John F Kennedy Stadium | 500MX 500MX | September 28, 1973 | Honda |
| 10 | Unadilla Motocross | 250MX 450 | July 29, 1973 | Honda |
| 13 | Delta Motorsport Park | 250MX 450 | July 22, 1973 | Honda |
| 8 | Baldwin Motocross Park | 250MX 450 | July 15, 1973 | Honda |
| 1 | Los Angeles Memorial Coliseum | 250MX 450 | July 6, 1973 | Honda |
| 6 | Meaning Cycle Park | 250MX 450 | July 1, 1973 | Honda |
| 5 | Cycle Trails Moto Park | 250MX 450 | June 10, 1973 | Honda |
| 1 | Road Atlanta | 250MX 450 | June 2, 1973 | Honda |
| 9 | Desoto Cycle Ranch | 250MX 450 | May 20, 1973 | Honda |
| 2 | Amelia Earhardt Park | 250MX 450 | May 13, 1973 | Honda |
| 1 | Saddleback Park | 500MX 500MX | December 3, 1972 | CZ |
| 2 | Carnegie Cycle Park | 500MX 500MX | November 26, 1972 | Yamaha |
| 10 | Orlando Sports Stadium | 500MX 500MX | October 22, 1972 | Yamaha |
| 16 | Road Atlanta | 500MX 500MX | October 15, 1972 | Yamaha |
| 14 | Mid-American Motocross | 500MX 500MX | October 8, 1972 | Yamaha |
| 18 | Honda Hills | 500MX 500MX | October 1, 1972 | Yamaha |
| 3 | Mid-Ohio MX Park | 250MX 450 | July 30, 1972 | Yamaha |
| 19 | Unadilla Motocross | 250MX 450 | July 16, 1972 | Yamaha |
| 1 | Los Angeles Memorial Coliseum | 250MX 450 | July 8, 1972 | Yamaha |
| 17 | Straddle Line Park | 250MX 450 | July 2, 1972 | Yamaha |