Ready to jet wash the mud off your Gas Gas TXT trials motorcycle after a busy day? Or is it time for key maintenance? Removing the air box can leave the carburettor vulnerable to water, dust or other unwanted media entering the system. The simple Evotech workshop solution is the Evotech Carburettor Maintenance Cap for the Gas Gas TXT GP 250. Easily clicked onto the open carburettor inlet, the EP part prevents water or dust entering the carburettor during maintenance and washing tasks.