Outer Limits 4x4 Board

G'DAY I ' M AFTER SOME INFO ON WHAT CAN BE DONE ABOUT A LOOSE

HARMONIC BALANCER. THE NUT THAT HOLDS IT ON SEEMS TO BE TIGHT,

SO THEIR MUST BE WEAR ON THE PULLEY OR THE KEY WAY . HAS

ANYONE HAD ANY EXPERINCE WITH THIS OR KNOW HOW IT CAN BE

FIXED ETC. MY COUSIN IS LOOKING AT BUYING THIS 60 SERIES THUS

THE NEED FOR ANY INFO .THANKS

Is it loose or floating? I have seen plenty of 2H's with crank float when the thrust bearings wear.