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  1. C

    difference between alpha one gen 1 and mc1 style prop

    So im getting ready to slap a new prop on my alpha one drive and i see in the parts breakdown that there are 2 different thrust hubs depending on what generation of prop you use. How can you tell which one you need?
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    How to keep drive to gimbal housing water hose from coming off?

    Is there any method to keep this hose from coming off? I trimmed my drive up and lost all cooling water. I had to get into the water to reattach it.
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    Correct time to winterize stern drive engine?

    Since this is my first winter owning a sterndrive i wanted to get some opinions on when i should think about winterizing the engine. Where i live its currently going down into the high 30s/ low 40s at night. If at all possible id like to delay it in order to get more trips out but i also dont...
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    correct prop for 74 mercruiser 140hp

    well boys i busted my prop on a rock today while on the river. Does anyone know what size i should order for a stock engine? Boat is an 18ft aluminum bow rider
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    Best source for a new remote control and cables

    What do you guys use for new remote controls and cables? I have a very old unit that needs to be changed out.
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    No reverse no matter how i adjust the shift cables

    In my never ending saga of problems with this pos setup i now can't get the shifting mechanism adjusted such that the drive will go into forward and reverse. I followed all the instructions in the factory manual but there isn't enough travel in the master shift cable to get the drive to go...
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    How to adjust reverse lock valve without pressure gauge.

    Anyone have any tips on adjust a reverse lock valve without the pressure gauge as outlined in the factory manual?
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    Trim cylinders bleeding down fast

    What would be the most likely cause of trim cylinders that dont stay pumped up?
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    Converting hydraulic trim sender to gimbal mounted trim sender

    I currently have the old old style transom mounted trim sender thats hooked up to the trim hydraulics. The new setup thats installed right now has an alpha one gimbal ring with the earmuff trim sender and limit switch. My question is can i just snip the wires off the old sender and splice to...
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    How to keep exhaust bellows from coming off

    Whats the best way to retain the exhaust bellow on the bellhousing? mine keeps sliding off when i tighten the clamp
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    How long should a new engine be run before the first oil change?

    How long do yall run a new motor before its first oil change? currently using lucas break in oil
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    Front engine mount wont go low enough to align gimbal bearing

    Calling all alignment experts. What can i do to get the front engine mount to go lower when im all out of threads? If i stick a spare driveshaft into the splines it touches at the bottom of the gimbal bearing inner race. Are there shim kits available for the rear mounts? I replaced them both...
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    correct plugs and wires for points type distributor on 140 engine

    I think ive finally gotten my fuel/vacuum leak issues sorted. Now i'm having trouble with the ignition. Are these old points distributors supposed to have resistor plug wires? What is the interchange for the ac delco cr44N plugs that my manual calls for? Currently my setup has ac delco...
  14. C

    Rochester 2 jet running rich before and after rebuild

    So ive got this rochester marine carb that i cant figure out. It's somehow getting too much fuel which is causing a really terrible idle and black smoke. So far ive rebuilt it twice using different kits, vacuum tested the needle and seat which were good, tested the float in water with no...
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    Correct hardware for installing new floor planking?

    I'm currently putting new plywood floors in a 74 strarcraft aluminum V hull. The factory used long pop rivets to fasten the planks to the stringers. Would it pose a problem to use stainless steel sheet metal screws in place of the rivets? I can get either one but screws would be a lot easier...
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    Welding a gimbal housing yay or nay?

    So i've got this gimbal housing all ready to swap into my boat but it's cracked right where the U joint bellows mount. Anyone have success welding these things? It's only in the lip that supports the bellows not the structural part for the gimbal bearing.
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    Using regular steel bolts on outdrive

    Is it acceptable to use ordinary zinc plated bolts on a gimbal assembly? I can't find stainless bolts in the correct size locally.
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    1974 Mercruiser 140hp transom assembly replacement options

    Does anyone know what transom assembly, if any, will be a direct swap for a 1974 140hp? The one that's on there now is an early style with the trim limit switch at the top and non threaded pins for the bellhousing. I can find a direct replacement for the gimbal housing on ebay but the gimbal...
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    Will the camshaft from a 120hp mercruiser function in a 140hp block?

    Hello again, in my continuing rebuild saga ive run into a problem with finding a new camshaft. The engine thats being built is a 140hp unit but for some reason all new camshaft stock has been sold and nobody knows when there will be more. I can find a cam for a 120hp pretty easily and they look...
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    140hp 3.0L main bearing question

    Hey guys ive got my 3.0 all back from the machine shop ready to put together. I went to install the main bearings and the oil holes dont line up in the top shell. Instead there is a groove that partially covers the oil hole. Is this by design? The bearings are clevite ms1733p which i believe is...
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