americanmuscleImage: americanmuscleTachometer: Green/Red. Grey: Grey. Gray: Gray. Yellow: Choke. Blue: Purple/White. Purple/White: Yellow/Black. Brown: Start. Brown: Yellow/Red. Yellow/Red: Yellow/Red. Black/White: Brown. Lanyard Kill Switch : White . Black/Yellow : Black/Yellow. Black/Yellow: Black/Red. Green: Neutral Safety Switch . Yellow/Red. Yellow/Red: Yellow/Red. Brown. Trim Sender : Pink/Black . White/Tan : White/Tan. Brown/White: Yellow/Blue Outboard Wire Colors - Composite Research, Inc. Was this helpful? Autometer Tach Wiring Diagram | Free Wiring Diagram Variety of autometer tach wiring diagram. A wiring diagram is a streamlined standard pictorial representation of an electrical circuit. It reveals the components of the circuit as simplified shapes, and also the power and also signal connections in between the devices.[PDF] Outboard Wire Colors - Composite Research, Inc. First Color is the primary color of the wire. If there is a second color listed, it is the color of the trace.