oldcatsailor - thanks for the perspective...I should have added he did not swap out the cutlass bearing - only replaced the shaft.
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Show posts MenuQuote from: KWKloeber on October 01, 2019, 09:38:31 PMI think my tach is off and just got a laser tach...I'm not sure if temp gauge is accurate...if I had a laser temp gun, where specifically would I check to see if my temp is accurate.
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is your temp gauge accurate (check w/ laser temp gun)
Is there a blockage downstream of the pump (which pump do you have?) Pull Hx end plates and check the seawater injection wye above the muffler.
check for a good strong flow coming off the seawater pump- and downsteam into the muffler.
What temp TStat? Should be 160F for saltwater (can be 180F for freshwater. )