So the guy on the other forum with some stumbling issues had bad plugs. Unless they have been changed lately, change them again. LOL
Iridium is your friend. Then don't change them till your gas mileage drops, or 75,000 miles. JMHO
07 FJR 48,000 miles 03 Yamaha FJR1300
1986 Yamaha FZX700 1977 Kawasaki KX250 1978? Yamaha TY250 1979 Yamaha YZ250 1970 850 Moto Guzzi 1974? Honda XL 100 1978? Yamaha XT500 1975 Yamaha RD350B 1964 Bridgestone 90S
Last edited by philharmonic; 06-20-2019 at 07:45 AM.