My boy runs jr champ 375 animal black plate. On asphalt 1/8 mile semi banked oval high bite on yellow Vegas. Nose 47 cross 56.6 left 61.5. Stagger 2 inches frt and rr. Castor 6/10. Can not seem to get this kart not to be tight. Any suggestions or a complete set up over haul I will take thank you in advance. I can provide more information if needed.