donaldboyer
Contributing Member
Hi all,
So Im on the hunt for a water pressure gauge for my Merc 90. Water pressure gauges seem to be a heck of a lot dearer than Oil Pressure gauges. My question is: can I use an Oil Pressure gauge to measure Water pressure? Are the internals different (aside from the dial face saying 'Oil')
Thanks,
Donald
So Im on the hunt for a water pressure gauge for my Merc 90. Water pressure gauges seem to be a heck of a lot dearer than Oil Pressure gauges. My question is: can I use an Oil Pressure gauge to measure Water pressure? Are the internals different (aside from the dial face saying 'Oil')
Thanks,
Donald

