1992-1998 Kawasaki PWC Jet Ski Service Repair Manual., Page 114Get this manual

1992-1998 Kawasaki PWC Jet Ski Service Repair Manual., Page 114

Quality of the image is intentionally reduced!

SPARK PLUG EVALUATION mixture, the in the combustion is high enough to burn off the deposits the insulator
low fuel, excessively leanmixture, problems in the cooling systemElectrode Wear Electro