HEY GYZZ!! I recently bought a 08 yamaha yz450f. since this the first time i am actually owning a dirt bike( i know it is powerful for a beginer but i have ridden my friends bike and found it just perfect!) , i would like to know what all i have to do to service my bike to keep it in good riding condition. and after how many hours shd i do it?? PS: i will be riding only in the desert.. THANX IN ADVANCE!!!!!