It seems the needle on my Isspro boost gauge has slipped on the pin. It won't go all the way down to the stop and it's indicating about 4 psi higher at cruising speeds than it used to.
Has anyone else had problems with these gauges? Will Isspro back it up? Do they have a web site?
Thanks,
Blake
Has anyone else had problems with these gauges? Will Isspro back it up? Do they have a web site?
Thanks,
Blake