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    Leftover brass plug during reassembly 5.7

    Over the past few months I have torn my 1996 Bayliner 5.7 mercruiser engine down and put it back together. Tomorrow it is going back in the boat but tonight as I was finishing up odds and ends I found a small brass plug that I cant figure out where it goes. It has sand in the end of it so that...
  2. Z

    96 5.7 carbed engine piston question

    After much diagnosis and disassembly I have found that I have a chunk missing from the top of #5 piston likely due to the blown head gasket. I have assembled a pile of parts to put it back together but I cant find the same piston as OEM. The one I ordered is a sierra part# 18-4173, which has a...
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