Vintage Stewart Warner Tachometer Wiring Diagram. Tachometers are devices that measure the revolutions per minute (rpm) of the engine. I have a vintage stewart warner tach for my yenko project.it has 3 wires.
Stewart warner vintage tach wiring help. Instructions for all stewart warner gauges. 429370 for sale) 429370 stewart nos tachometer 8000 vintage greenline rpm warner.