WSM Top End Kit - Standard - Yamaha 54-546-10 M1.3™ Child MX Boots greatly extends seal and O-ring

greatly extends seal and O-ring life Water repellent Stands up to extremely high temperatures Case serves as display box

Note: The Ti-6 Pro Exhaust System is only needed if rider is required to pass AMA/FIM sound regulations

uniting the lower buckle plate with upper blade connector

The original Powercore is a lightweight and compact silencer constructed of an extruded aluminum canister with a nickel plated stinger and end cap

Screenprinted graphic on front

WSM Top End Kit - Standard - Yamaha 54-546-10 M1.3™ Child MX Boots greatly extends seal and O-ringTop quality piston kit Includes pistons, rings, pins, clips, needle bearings, head and base gaskets and intake and exhaust gaskets and oil filter for 4 stroke models