With this modification will give you a big smile when you will trest it !
Finer head gasket provided to compensate loss of compression due to the cam shaft diagrams more 'open'.
It will be provided precise instructions explaining a modification into the air box. You will receive also a smaller front sprocket to optimize the maximum speed.
ATTENTION: acceleration progresses significantly. In fact, when you want to overtake a 80 km/h, you have unlike originally a real acceleration. The maximum speed will be faster and more often reached. 
- a new  camshaft
- a new head gasket
- new main jet
- instructions for modification of the air box
- a new front sprocket
 
Warranty against defects
Attention, the changes to the technical characteristics of a vehicle a lack of conformity may prohibit its use on public way