Need Some help Again. My question is after taking the old smart guages out and installing the new ones will I have to calibrate these? Also the operation manual says disconnect the battery cables before installation. Does this mean if you have never had smart gauges before? I appreciate any...
Need some help. I have a smartcraft gauges with my 225hp optimax tach and speed. I cannot see the readings anymore. I want to replace them. My question is will a set of smartcraft gauges from a 150hp optimax work on mine.
I have a 2002 225hp Mercury Optimax Outboard with tach and speed smart guages. I can not see the readings anymore. I want to replace them. I found a tach and speed smart gauge that looks the same as I have but it is from a 150hp Optimax. Are they the same...
