TOPIC: 1957 johnson elec start

have a 1957 johnson 35hp i dont have the wiring harness and need to know how to wire the starter

Welcome aboard Houndog. I think you can find what you're looking for here?;
www.agott.com/glassboat/manuals.html

NY Marine has complete brand new reproduction wiring harnesses, here's a link to the harnesses section, you need part #377278
nymarine.ca/wiringharness.htm
Click on the part # for the wiring diagram or the picture for a better view. Peter also has paint and decals if a restoration is in the future for your motor