How to Wire a Sunpro Tach | It Still Runs Sunpro is a maker of gauges and tachometers, and has been producing these devices since 1935. The tachometer grew in popularity in the 1960s and 1970s with the rise of sport and muscle cars. Tachometers are devices that measure the revolutions per minute (rpm) of the engine. Sun Super Tach 2 Wiring Diagram - Wiring Diagram And Nov 15, 2017Description: Msd Tach Adapter Not Helping – Pelican Parts Technical Bbs for Sun Super Tach 2 Wiring Diagram, image size 600 X 414 px, and to view image details please click the image. Here is a picture gallery about sun super tach 2 wiring diagram complete with the description of the image, please find the image you need.