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  1. J

    Trim / Tilt Senders Problem on Bravo 2

    Hi All, I have a problem with my Mercruiser Bravo 2 Tilt / Trim senders. They are becoming loose and lose the adjustment. I tried to change the spring loaded washers but it did not help. This never happened before. It stared occuring after I changed my old senders with new Mercruiser Original...
  2. J

    Mercruiser 7.4 MPI - Correct Oil pressure readings - Help please.

    Hi All, I just overhauled my engine - it's a Mercruiser 7.4 MPI from 1998 - serial 0L314***. I have new main bearings, new connecting rod bearings, new oil pump, new oil switch and skimmed crank, new pistons, new rings etc. I wish to know which oil pressure readings I should have on idling and...
  3. J

    Merc 7.4 MPI splutters and excessive oil usage

    Hi, I find my Merc 7.4MPI consuming oil - more than normal. When I start the engine, it smokes white a bit but nothing out of this world - only just as it fires up - and only after I havn't used the boat for 5 days or so. I read on this forum that the oil cooler may be leaking. How can I tell if...
  4. J

    Water in Manifolds on 7.4 MPI

    Hi All, Today I removed the risers on my Merc 7.4 MPI which has 50hrs on it after a rebore and overhaul. Both risers and manifolds are two seasons old (2yrs old) and are Merc Originals, so are the gaskets and have been used in salt water. They look like new with slight rust in the risers...
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