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    Rochester 4 Barrel Carb

    Hi Guys, Dumb question of the day. I have a 1990 5.7L and I am trying to change the small fuel filter on the carb. I cannot seem to able to loosen the brass fuel line fitting from the carb fitting that holds the filter. Is it a reverese thread? I did not want to put to much preasure on it...
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    Dirty Fuel Tank

    Hi Guys, I had a problem this year with my boat hesitating and found that the anti-syphone valve on the gas tank was full of gunk. I have now drained and removed the tank from the boat, and the fuel sending unit and can see lots of crap on the bottom of the tank. What would be the best way...
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    Alpha One won't come down

    Hi Guys I have a 1990 Aplha One out drive that will not trim down. The trim up works and the trailer tilt button up works. When I trim down all I get is a clicking noise so i believe the solenoid is working. I tried doing a search on this forum and in my manuel but all the information seems...
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    Alpha One won't come down

    Hi Guys I have a 1990 Aplha One out drive that will not trim down. The trim up works and the trailer tilt button up works. When I trim down all I get is a clicking noise so i believe the solenoid is working. I tried doing a search on this forum and in my manuel but all the information seems...
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    Fuel Tank Question

    Hi Guys, I had a problem with my 5.7L Mercrusier starting to bog down at higher RPM'S. I removed the fuel/water separater and noticed lots of gunk in it. I removed the fuel line at the tank and the little ball valve was full of black gunk as well. I cleaned this valve out and the boat ran...
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    Cleaning S.S Prop

    Good Evening, I was wondering if someone could give me some advice on cleaning my stainless steel prop. This is only used in fresh water and is turning a dull shade of grey. The boat stays in the water most of the time and if possible I would wondering if there was something I could do to...
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    Let the fun begin.

    Well I had some sort of premintion about this kind of thing happening. I got my boat which had not been run in about 3 years. I previously posted and followed the recomendations about the first start up. The boat started up beautifully. I idled it about 20 minutes and the oil presure was...
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    Engine Information

    Hi Guys, I am sure this is a stupid question, but how do you identify different parts for your motor. The motor on my new to me boat is a 1990<br />Mercruiser 5.7L serial #0C871242. I want to replace the fuel filter in the carb, the water/fuel separating filter, and the oil filter. I have...
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    Crackeds Tires

    Hi Guys, I am doing some work on my new to me used tandem axel trailer. I am repacking the bearings and doing the brakes. My question is the front axel tires have 3 or 4 small 1" long cracks in them and the rear two tires do not. There is very little tread wear on them. Should I replace...
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    Start-Up

    Hi Guys,<br />The boat I purchased this winter has not run in a couple of years (1990 5.7L Mercruiser, Alpha One outdrive)and I have done an extensive search on this site for start up procdures. I have two questions.<br />1) How much Marvel oil should I send down each cylinder?<br />2) When I...
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    Used Boat

    First post on a great forum. I am looking at purchasing a used 1990 Cobalt 203 Condurre c/w Aplha One and Mercruiser 260HP engine with 285 on the hour meter. THe boat was winterized in 2002, owner died that spring, boat has not been in the water since (stored in boathouse). I have done an...
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