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    safe timing on 1977 mercury 850?

    I read the link and sync thread and it says 21* max timing but thats 6* less than my manual says and the motor is a dog when set at 21*. The motor was at 30* before I changed it and has been run this way for >5years. I currently have it set at 25* and it runs ok, just down a little on power. So...
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    Mercury 850 water coming out exhaust?

    I still have water coming out my upper exhaust( just below the cowling) after replacing the 2 exhaust cover gaskets. The only thng I didn't do was use the anticorrosion grease since I had some pretty bad areas of corrosion I had to use some gasket sealant/maker to fill in these areas. then I...
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    jonnyrude 88 and 90hp repower ?'s

    I have a 1982 16' sylvan sportster that i mounted a 1977 merc 850 on I'm fairly happy with the combo but would like a newer engine after I restore the boat. The mec 850 has compression as follows 1-130psi, 2-120, 3-138, and 4-140. there is good 1/2'' spark on all plug wires. the motor has ran...
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    Tired of bouncing off waves! Aluminum boats?

    I have a 1982 sylvan sportster 16' aluminum deep-v and I'm happy with it when the water is calm but it will beat your back to death if there is anything over a slight chop. My question is are there any aluminum boats in the 16'-20' range that ride well in choppy water? I would prefer a deep-v...
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    Starcraft 16" how much paint to buy?

    I'm planning to repaint my boat this fall and need an estimate on how much paint to buy for 2-3 coats. I haven't decided on a paint yet but I'm looking at easypoxy and interlux brightside, or interlux perfection. My plan is to do a two tone paint job. I'll have to strip the paint down to bare...
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    1977 inline 4 85hp merc fuel problem!!

    To start off I had previously been using an electric fuel pump with this motor after a few failed attempts to get the mechanical fuel pump to work. So I decided to try again with the factory pump for safety reasons, my daughter now rides in our new(used boat). Anyway the problem is starting out...
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    1983 50hp johnson needs power head

    I was hoping someone could help me locate a used power head for my old johnson 50hp twin. I've been looking for used motors but all I can find are early 70's motors and I don't know if the powerheads will work? Also could I use other twins like 40, 48, or 60 hp powerheads. thanks. So far i'v...
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    water pump not pumping when on plane! why?

    I recently installed a waterpump repair kit on my 1977 850 merc. and it stops pumping water and starts blowing steam out of the telltale after about 5-10 secs once the boats on plane. I then throttle back and come off plane and the telltale resumes spraying water after about 5secs. Any help...
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