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  1. 6

    Anyone have any literature on an 76 850 85HP engine

    I was wondering if anyone would have some info on this engine, gasket placement, o-rings bolt torque specs, full diagram, anything they could share. Thanks
  2. 6

    Engine troubles, 1976 Mercury 850/85HP

    So last weekend I had some issues of the engine bogging out at 2-2500rpm and at best 5-7mph I haven't had much time to really dig into the carb system on the engine, I have installed a new stator, trigger and regulator on this motor. Here is what is happening now, I sprayed some cleaner into the...
  3. 6

    Mercury 850 Shaft seal without removal of shaft?

    So is it possible to remove the shaft seal without removing the shaft, I picked up a 76 MonArk McFast and I worry the shaft seal maybe bad, it has 400hrs on it, the lower unit was empty and the prop has grease on it. I do not know if this is from being a 2stroke or not. Also does the oring on...
  4. 6

    1964 Glasspar Seafair Sportsman add trim/tilt to a pre alpha/bravo unit?

    I have an older boat as the title suggests, the stern unit predates alpha and bravo units, but what I want to know can tilt/trim be added to an older unit?
  5. 6

    1976 MonArk Marine McFast 5 Live Wells help

    I am doing some work, and undoing someones work and this boat has two live wells, the both have 1-1/4" inlets that are wide open and 3/4" lines that are a little higher up, The one up front both lines have plugs in them, the back one the 1-1/4" is open and the 3/4" line is open and is higher in...
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