🏍 General Motorcycle Discussion 🏍
Hi all, I have a 1980 Honda cb900f running on K&Ns Air Filters, the carb is a standard Keihin VB51A , the Primary main jet is 68, and the secondary jet is 98. My problem is she is running to rich and i keep burning out plugs. I have been advised to change one or other or both jets to compensate...