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  1. R

    elbow to manifold gasket? 1988 3.7 alpha1

    got a gasket in today, just before weekend, but I believe its wrong. it has 2 slots, elbow is closed off at back water slot. Part lists show close off at this slot either 3 piece with steel plate or 1 piece with plate in it( as I understand it?). I have the 2 slot green gasket no plate. It will...
  2. R

    flushing raw water return through elbow. 3.7. backflow? overheat

    I was flushing out my exchanger and outlet lines after an overheat on my 88 merc 3.7 alpha 1. while flushing through elbow/exhaust I get a good bit of back flow. I have pulled the elbow and flushing through the hose fitting. I see the holes in the elbow the water flows back out from. Water...
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