free wiring diagram for electric start big twin

When I first started building bikes one of the first things to go was the worn out wiring harness. When it was time to reconstruct, the tech manuals really weren’t that helpful so one of my early experiments with desktop publishing was to create my own made to order schematics, then publish them as a PDF in 1999.

This little booklet, designed for an earlier era of builds without turn signals and digital electronics, can be used as is or adapted as needed. Download your free copy here.