KTM engines are reliable as much, if not better. However, the major reason for KTM Duke 390 engine issues are excessive heat and poor dissipation methods used. I've seen very less engine issues on Duke 200, which is unbelievable. read more
KTM engines are reliable as much, if not better. However, the major reason for KTM Duke 390 engine issues are excessive heat and poor dissipation methods used. I’ve seen very less engine issues on Duke 200, which is unbelievable. read more