I checked the dealer once and the price was 80 bucks or so. It may be cheaper to just get a tach, with all the wires, off ebay.

We all like to think of ourselves as rugged individualists. But when push comes to shove most of us are sheep who do what we are told. Worst of all, a lot of us become unpaid agents of whoever is controlling the agenda by enforcing the current dogma on the few rugged individualists who actually exist.