The IRTA Cup in motorcycling is a championship match within each of the three categories of
Grand Prix motorcycle racing
Grand Prix motorcycle racing is the premier class of motorcycle road racing events held on road circuits sanctioned by the Fédération Internationale de Motocyclisme (FIM). Independent motorcycle racing events have been held since the start ...
for
privateer teams — that is, those who run machines without direct support from manufacturers. It is run under the auspices of the
International Road Racing Teams Association.
It is now known as the Michel Metraux Cup.
Grand Prix motorcycle racing
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