COVER SIDE HOLE THAT LOWER STARTER GEAR PIN RIDES IN IS MILLED TOO DEEP AND CAN RESULT IN SEVERE ENGINE DAMAGE. WHILE INSTALLING A BALANCER TENSION SPRING UPGRADE (ANOTHER ISSUE WITH THESE MOTORCYCLES) I FOUND I HAD THIS ISSUE. I HAD TO INSTALL A SPACER TO FIX AND PREVENT THE OTHER SIDE FROM COMING OUT OF ENGINE SIDE HOLE AND CAUSING DAMAGE. *TR