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    1978 Suzuki Spirit 50hp no spark

    Hello, My neighbor is building a boat and has a 1978 Suzuki spirit 50hp motor. It has good compression but no spark. Any suggestions on where to start trouble shooting? I will try to get the serial number for it soon. Thank you.
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    3.0 winterize, Done?

    Hello, This is the second year we have had our boat. The first year I went with the "muff" winterization method. Then I discovered I boats and learned that I dodged a bullet! This year after changing the oil, plugs, points, fuel filter, and filling the tank (I run marine sta-bil all season)...
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    alpha one gimbal bearing install question

    Hello, I plan on pulling my gimbal bearing this weekend. After checking all the posts about removal and homemade pullers I am pretty confident that I can get it out. My question is, "can I use this to install it?"...
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    Magnetic drain plug question

    Good Morning, I just had my alpha 1 gen 1 drive rebuilt. The current drain plugs are not magnetic. I would like to purchase some. My question is, will this fit my alpha 1 gen 1? http://www.iboats.com/Mallory-Drain-Plug-Magnet-9-72651/dm/*******.196754797--**********.414642785--view_id.364140...
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    Alpha 1 noise continues after U-joint replacement.

    Hello, Please Help!! I am at my wits end with this thing. 3 weeks now and no boat, Michigan summers are short as it is. After a manifold replacement. I just replaced my u-joints (used moog joints) and aligned my engine (goes in and out so easy that I had my 3 year old do it do test it) ...
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    Mercruiser 3.0 Engine mount adjustment

    Hi, I purchased the alignment tool and checked it. It is a little hard to go in. The grease marks are heavier on the top than on the bottom. So reading Don's sticky I figure that I need to move the front of the motor down. My problem is that I can not get a wrench in there to move the nuts. I...
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    Alpha one r/mr u-joints

    Hi, I checked the sticky but, the info there is for a alpha one gen 2. I am looking to find the automotive u-joint part numbers cross reference for my outdrive I believe that it is an alpha one gen one r/mr. My serial number is A422131. Thank you!
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    Strange noise from my Alpha one

    Hi Guys, I just changed the manifold on my 3.0 mercruiser 140. Started her up and I am now hearing a strange "grinding" sound from the top of my outdrive when it is at idle. It only happens when the unit it is turned all the way left. I had the drive off in the spring and the marina said that...
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    Milky oil

    Hi, I have an 1984 4winns 195 Horizon Cuddy with a 3.0 mercruiser 140. I check the oil before we go out every time. I noticed today that it became milky. I am going to give you as much info as I can in an attempt to help solve my problem, so I apologize for the long winded post. I changed it...
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    Mercruiser outdrive identification

    My wife and I bought a 1984 fourwinns this year with a 3.0L 140 mercruiser, I can not identify what drive is in it though. I pulled the drive today after winterizing the boat so I could check the gimball bearing and u-joints. I have been told that it is a pre-alpha, a alpha 1 gen 1, and a MR. I...
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    3.0 mercruiser exhaust Help

    I have an 1984 fourwinns with a mercruiser 3.0L. When we bought it and ran it in the driveway (with muffs of course) I noticed that when it was in gear water and exhaust came out of the center of the prop, in neutral it came out from each side of the gimbal housing. . The other day while running...
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    four winns capacity plate

    We just bought a 1984 Horizon 195 Cuddy with a 3.0L mercruiser. Does anyone know where I can get a capacity plate for it? When the previous owners had the boat restored the plate was lost. I attempted to contact Four Winns but, never got a reply. If someone could take a picture of theirs maybe I...
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    1984 195 Horizon Capacity Plate

    We just bought a 1984 Horizon 195 Cuddy with a 3.0L mercruiser. Does anyone know where I can get a capacity plate for it? When the previous owners had the boat restored the plate was lost. I attempted to contact Four Winns but, never got a reply. If someone could take a picture of theirs maybe I...
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    Horizon 195 speed issue

    I have an four winns 195 horizon cuddy with a 3.0 mercruiser and an alpha 1 out drive. I have changed prop sizes and pitch multiple times. But I get the same result. 30-31 miles an hour and 4000 rpm. It does not matter if I have 3 people in the boat or 6, Still 4000. Pulling a tube or skier gets...
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    1984 Horizon 195 speed question

    I have an 195 horizon cuddy with a 3.0 mercruiser and an alpha 1 out drive. I have changed prop sizes and pitch multiple times. But I get the same result. 30-31 miles an hour and 4000 rpm. It does not matter if I have 3 people in the boat or 6, Still 4000. Pulling a tube or skier gets the same...
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    mercruiser 5.7L WOT issue

    My friend has a mercruiser 5.7L 350. He just pulled it out of storage. He changed the oil and fuel filter. The boat starts great (just changed the starter) and idles fine. In neutral the motor will rev fine and sounds good. No missing or backfire. The problem is when it is in gear. At WOT the...
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    malibu mercruiser 350 WOT issue

    I have a friend with a 1992 malibu ski boat. It has a mercruiser 5.7L 350. He just pulled it out of storage. He changed the oil and fuel filter. The boat starts great (just changed the starter) and idles fine. In neutral the motor will rev fine and sounds good. No missing or backfire. The...
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    4 winns cuddy entrance sagging

    I just bought a 1985 4 winns horizon 195. We noticed a problem closing the cuddy cabin window. It seems like the top is sagging. If you are standing in the boat facing the cabin it would be on the left side. Is this a common problem? Is there a way to fix it? I took a 2x2 and wedged it between...
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    alpha 1 gen1 torque specs

    I just replaced the impeller in my alpha1 gen1. I pulled the plastic housing (where the copper tube connects to, I think it is called the water pocket cover) off the upper unit to inspect it. I need the torque specs for these four bolts (found something that said 30-50 inch\lbs, that is a large...
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    mercruiser prop numbers

    Does anyone know what the mercruiser part numbers mean? Here is my issue I have a Model 48-78120-A4 19P prop. I need a new one and found a great deal on a reconditioned Model 48-78120-A4OL 19P. What does the OL stand for? Are the last digits where it was made? I need to know asap so I can have...
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