For most Kawasaki's, the wire sizes vary,according to electrical current needs, so 18 gauge will be used for turn signals, with 16 gauge and maybe 12 gauge going to the fuses. The starter motor large wires/cables might be 8 gauge. Make sure all connections are clean and tight for maximum curent flow.. A comprehensive wiring diagram is an invaluable tool for any owner of a Kawasaki KZ440 motorcycle. It provides a visual representation of the bike's electrical system, allowing for easy identification and troubleshooting of any electrical issues.
Kawasaki wire colors are fairly standardized, but you could use the stock wiring diagram for comparison to double-check everything. The KZ400.com site has a factory service manual & wiring diagrams for the 440. The wiring diagrams are in the technical tips section. Forum warning: from what others have reported the forums on the KZ400.com site might harm your computer. 1980-82 KZ440 manual w.. 1980 to 1982 Kawasaki KZ440 / Z400 B1 B2 Twin Cylinder Service / Repair / Workshop Manual Provided in PDF form, in English Language. Includes wiring diagram. Total of 314 pages.