Yamaha DT50MX & RD50 Athena 65cc Cylinder kit dt50 they won't seat properly in

they won't seat properly in the ring landing

If they don't have it now

four boost ports

Tecno Circuit exhaust for Puch mopeds

Comes with an equally giant head to keep it cool

Yamaha DT50MX & RD50 Athena 65cc Cylinder kit dt50 they won't seat properly inAthena 45mm, 65cc, cylinder kit for the Yamaha dt50mx and rd50. Aluminum with nikasil plating. Single ring piston. This cylinder is fast right out of the box but there is plenty of meat left for porting. This is only for the air cooled dt50mx and rd50. It will not fit a dt50lc or dt50u. Might fit other models of Yamaha but not guarantee on that. This cylinder is used on one of the shop bikes and it is a blast to ride. Comes with cylinder, piston,