| 2003 Msquared Utah Max Challenge -- Information on the series of events held at Black Rock Raceway. Includes photos and results. |
| Biland Challenge -- Worldwide event held annually. Includes schedule, news, rules and past race results. |
| Burris Circle Tour -- Events offered by the Raceway Kart Association at Joliet Memorial Stadium in Illinois. |
| Hearn Competition Karting -- Organizes 6 hour endurance races at various locations in Southern California. |
| QRC Allstars -- Outlaw sprint kart series run in the Western United States. Results, schedule, and driver profiles. |
| Start Racing -- Offers arrive and drive kart racing events at local New York tracks. |
