No lah, siao u these call modifications ah? hahaha pls leh,
theres whole lot more, like
plug heads, plugs, cables, wiring, bore block, plottings, piston
rings, piston, valve, cdi, carb, pipe, radiator, suspension, rims,
meter, fairingsm metals, settings, fuel jets, and whole lots more,
which i donno lah, haha they have their secrets in doing it one..
not so simple.. 