This is just one way to fix a sloppy AZUSA spindle on a cyclekart. This is a common issue with this spindle. I was told about this fix so I wanted to make the video to share.
Parts used on the My RatRod CycleKart
BRAKE DISK: http://amzn.to/2qIFhVY
BRAKE CALIPER: http://amzn.to/2rb5LAV
AXLE: http://amzn.to/2qdQZV7
TIRES: http://amzn.to/2rb6mTt
STEERING WHEEL: http://amzn.to/2qOHSym
TORQUE CONVERTER: http://amzn.to/2q4FkwK
MOTOR: http://amzn.to/2qIHX5W
Front spindles, rear hubs and rims are from Vintage Kart Co.
My Camera Gear
CANON 80D: http://amzn.to/2qazUwl
GOPRO 5: http://amzn.to/2qaybXx
GOPRO KIT: http://amzn.to/2raMLCA