The Tach on my boat is stuck at 4500 rpm. I think all the wiring is good,the tach will
regester once the engine goes over 4500 rpms. My engine a 1991 70 hp.
My problem is, I was looking at boat tachs online and am confused by the
listing 4/6/10/12 pulse outboards and 12 pole outboards.
I have no...
