Please choose the correct ending to complete the given sentence: Cars & Other Vehicles: [header] How to balance a racing go kart tire [title] Attach the wheel to the hub and slide hub on to spindle. Center wheel on spindle and put ends of spindle in to balancer sides. [step] Spin wheel lightly and allow it to stop on its own.

Ending1: If the wheel is spinning while stopping and stops on its own, gently shake the wheel while staying steady. [title] Unclamp nose plate spokes from pressure mounting the wheel. Ending2: Trace on with a yardage marker and leave 1 end free. Repeat for next 1 round, following the direction which you want your tire to be in. Ending3: [title] Mark the wheel at the very top with marker. [step] You have now determined the lightest point of the the wheel. Ending4: [title] Raise hub to center pressure and release balancer wheels. [title] Turn wheel to balancer and increase middle pressure until spindle end is flush with axdle.

Answer format: ending1/ending2/ending3/ending4