With Instructables you can share what you make with the world, and tap into an ever-growing community of creative experts.
Tell us about yourself!
Hello, iv got a question for you. I have an old 2 stroke aircraft engine that I rebuilt that has four magnets, so 4 poles=2 pulses? It is a 12v system, could a tach from a car be used without any modification? Or could I use a boat tach with the 4 cyl / 2 pulse setting?
Let your inbox help you discover our best projects, classes, and contests. Instructables will help you learn how to make anything!
© 2016 Autodesk, Inc.