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    Check valve screen

    How important is it to have the screen? What is the purpose of the check valve on a 1984 Johnson 15.
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    Powerhead mating gasket

    Anyone know where this fits on a Johnson 15hp 1984 model J15ECRM Can not find a diagram that shows where this goes. It came in a power head gasket set. Gasket OMC #324717 Powerhead mating gasket.
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    Resurfacing head

    1984 johnson 15. Purchased boat, motor was given to me, rebuilt carb, fuel pump and water pump. Had good flow after impellor change. Motor ran hot after 10 minutes on maiden voyage would not restart. Checked compression 30 psi top 70 bottom. Tore into motor head bolts were loose caking around...
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    Water pump on 4.6L V6

    Is a standard water pump from the autoparts store ok to put on this IO. If not what is the difference with the marine version?
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    Starter will not fully engage

    1984 Johnson 15hp. Pulled case apart and cleaned with electical spray cleaner. Put back together now will only spin up til it barely engages flywheel. Will not turn over motor. Brushes looked good and electrical contacts are clean. What do I check next.
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    Aluminum mating gasket cement

    Anyone know of where to get this or of a good alternative? Searched the internet with no luck. Need to put a Johnson 15 case together.
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