Recent content by bb44bb

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    New impellar fins torn to %X!#@? Rat Crap

    Same old story. Bought a boat. Got a good deal. Been over a year still not in the water.:mad: Thunderbolt 500/ 50hp Merc /77 Rectified all fixes by info from this site. Installed new impellar, new carb kits etc. Thank-you all. Motor seems to ruin fine but no water squirting out. Removed lower...
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    77merc thunderbolt 500 carb settings

    Just got kit changed all gaskets I have a screw just to the right of the top of the carb and a brass screw behind the first down about 1/4" this one was turned all the way in (why?) Question is which is high speed and low the first screw mention was 11/2 turns out on both carbs could that be...
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    77 50hp merc thunderbolt 500

    Took off control box to see if I could make any adjustments. Will not stay running. Could I have screwed up the linkage?
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    77merc 50hp thunderbolt 500

    Took of control box to see if I could make any adjustments. Will not stay running.
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    77merc 50hp 500 thunderbolt

    would only start when I squirted gas into a cylinder. Will not stay running? Checked fuel right up to carb,and gets gas , seems to need some sort of adjustment. I took off the fast idle and throttle levers looked inside and reinstalled. Could I have screwed the fast idle adjustment? Ran on its...
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    50hp 77merc thundrbolt

    Changed impellar still no water? Took impellar off again and one fin broke?
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    50hp merc 77500

    -gets gas right upto carb still no start? -changed impellar still no water?
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    77merc thunderbolt 50hp

    I cannot get the choke to work with the auto choke? Changed impellar still no water? Was told a stream of constant water should come out just under the head?
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    77merc 50hp 500thunderbird

    Just got this boat and has been sitting for appro4yrs everyone says that it has a tilt I cant seem to find it?
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    50hp 77 merc500 thunderbird

    The only way to start is too put straight gas in cylinders. Cannot figure out what my problem is?
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    77 4cly merc 50 hp Impellar change and seals

    I changed the impellar and still no water coming out? Also changed leg oil and it leaks from prop?Is it hard to change the gaskets seals or whats in there. When motor is cold have to squirt gas in cylinders to prime. How can I fix. All help greatly appreciated.
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