SP 1096678001 VERTEX Top End Kolben-Kit passend fuer YAMAHA YFS 200 BLASTERSP 1096678001 VERTEX Top End Kolben Kit passend fuer YAMAHA YFS 200 BLASTER 1996 Easing the repair process by saving time and money Vertex Pistons Top End Piston Kits come with everything needed to replace your piston, top end gaskets, and wrist pin bearing (for two strokes) when the time comes. Included piston rings piston pin circlips top end gaskets and even needle roller cage (for two stroke applications). Four stroke kits include free timing