Performance Kit from Johan Luyten for increased mid range and top end power for the Honda RS125. This kit has had 2 seasons use and is in very good condition. Approximately1700 km of running time but no signs of wear. This kit was used in the 2008 and 2009 seasons in the spanish mediteraneo championship and the murcian championship. the bike was murcian champion in 2009 and had rostrum finishes in the mediterraneo championship. kit consists of cylinder, 3 x heads, exhaust pipe, piston, ring, gaskets, o-rings and carbon silencer. Very good kit. best non powervalve kit that I have seen.