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  1. M

    Who Makes this?

    This prop came with my boat but I can't find nothing on it. I have a Mercruiser GM 181ci 140HP Inline 4cyl serial # 6319447 and Mercruiser Alpha 1 Sterndrive Serial # 6330599. The blade is a 3 piece Blue has AM-BL-1517 on it and U.S. Pat. 4417852 on it. on all 4. One came extra.. I am trying...
  2. M

    Mercruiser 140hp 181cid block

    I have bought a boat with the intentions that something minor was wrong. This is my FIRST boat ever and thought I can fix it as I do know my way around engines as I rebuilt one before and work on them often. I have changed the gaskets on the manifold and riser just to take them off and check em...
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