Formula TKM Extreme
This class is based on well-developed rules which very strictly control the karts. The karts use a TKM BT82 Piston Port two stroke engine fitted with standard Walbro WB19 carburettor. The class
minimum weight is 148 Kg (kart and driver) and this is measured in the front finishers and randomly after each race. Normally the top finishers have their engines and other equipment checked after races to ensure they comply with the regulations.