water pressure gauge

beradtke · #1 02-21-2008, 10:08 PM

where do you hook up a water pressure gauge on a 85 merc. is it that plug that is in the v between the cylinders? on the top of the motor . want to set this up so i know what is going on?

Blue197320 · #2 02-21-2008, 10:51 PM

thats where i have my water pressure gauge hooked up. mine is a 1984 200 merc.

beradtke · #3 02-22-2008, 08:13 PM

thanks blue what kind of pressure are you seeing on yours so i have a idea of what i should have????

Blue197320 · #4 02-24-2008, 11:36 PM

on my engine im seeing about 10 psi at about 3k rpm and higher. bigshrimping can tell you more. the psi gauge is good i was able to catch a problem before it was too late.

beradtke · #5 02-25-2008, 09:52 PM

good to know going to try to hook it up this weekend

hey big shrimping any thing else i should know