The Interclub championship and the Dave McCahon trophy is contested between 4 motorsport clubs in the Canterbury region – Canterbury Car Club, Ashburton Car Club, Autosport Club and Rallies and Trials enthusiasts Club (RATEC). 8 events a year from between the 4 clubs are designated ‘Interclub Events’ where overall placing from your individual result are counted towards your club’s total in the Championship. Basically, the more members from your club that compete, the better chance of your club doing well. The Championship runs from the start of the calendar year until the end.

Entering Interclub events are a great way to not only experience racing in different locations (all in the Canterbury area), but in different types of Motorsport events, on different terrains and against different drivers and vehicles. A lot of people rate Interclub events as one of their highlights in their motorsport year. Events range from Speed Events (Ruapuna) to Autocrosses, Seal Hillclimbs, Gravel Bent Sprints and more including individual club event trophies for Motorkhanas and Trials.