KTM Owners Forum banner
  • Hey everyone! Enter your ride HERE to be a part of this month's Bike of the Month Challenge!

main jet

  1. General Discussion
    ive just purchased a ktm 125sx 2003 model and im have=ing problems with the carb and main jet, the petrol is flowing out of the overflow pipe,do i need to change the carb and main jet. it has been cleaned but the problem is still there? what is the standard main jet size and should i get new...
Top