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    which mercarb rebuilt kit?

    So I decided to get a rebuild kit for my 1984 mercarb mounted on a 3.0L but I can't decide which one to get. I took apart my Carb and cleaned everything on it and put it back together. It runs much better on the trailer idle and stuff, but it appears to seem to hesitate when giving it quick...
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    engine timing.. help understand..

    I have lots of questions and I am sorry for the long post. This is my first time timing an engine so I want to make sure I am doing it right. I have a 1984 3.0L Mercruiser engine, with a points ignition. I have been reading the timing instructions and I want to see if I understand this. #1- It...
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    MC1 power trim question

    I have a 1984 boat with an MC1, 140 3.0L I am new to this boat and I have rebuilt it to the point that it is ready for it's first test drive this week after work. :joyous: I was playing with the trim the other day and I need some input. There is a switch on the dash that says UP and DOWN...
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    84 Rochester 2GC carb question.. need help

    My 3.0L engine was running very rich and having issues with the float and what not, so I removed the carb from the engine and tore it apart to clean everything out and put back together. From my analysis, it would appear that someone at some time has tried to do a carb rebuild on this carb and...
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    mercruiser shift arm help

    I have a 1984 MC1 Stern-drive. The black bushing on my shift arm was worn down and my boat was not shifting into reverse, but it would go into forward. So I took it to a marine shop and they told me I needed to change my shift arm. I went down to the marine shop and bought a new shift arm. I...
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    MC1 water pump seal?

    I replaced my water pump last spring with a kit. I followed the manuals instructions and things seem to be pretty good when it is hooked up to the hose. However I have searched everywhere and cannot find a solid answer on this. The water guide tube seems to fit tight in the top of the water...
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    mercruiser sterndrive shift cable help

    It is time to get the boat out on the water again. Last fall I had some issues with shifting on my boat. it would go into reverse but not forward. after adjusting the cable it will go into forward and not reverse. Anyways, after measuring slop, and adjusting the cables, and brass barrels and...
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    throttle cable barrel help.

    I have a mercruiser mcm140. From what I can gather, the cable is a morse teleflex. The cable has a plastic barrel that holds the cable to the engine block. The black plastic barrel has broken in half, and the throttle cable is not working now. From calling a few local marine shops I am told I...
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    mercruiser 140 won't start. Help

    OK I have a very strange problem. I have a boat that has been sitting for a few year that has not been started. It is a 1986 mercruiser 140 3.0L. when I turn the key, the engine rotates just fine. however it just sounds like an engine that has no spark as all. I spray starter fluid in the...
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    Shift fork positions.. Need advise.

    I have the lower unit off my boat trying to decide if I have a lower unit problem as to why the boat is not shifting correctly. It is an MC-1 lower unit. 1984 give or take a year. I just replaced the lower shift shaft, and I am trying to decide if I have too much movment in the shift shaft...
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    3.0L mercruiser control box. Help!

    I have some shifting issues with my boat. It will either go into reverse or forward after adjusting the cables, but not both, it always seems to be a little bit shy of the other gear. Anyways, I posted on here a while back and got lots of good cable help to get everything adjusted. I have...
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    mercruiser 3.0L carb

    OK, So I have a 1986 Mercruiser 3.0L engine with an MC-1 outdrive. I took the Carb off the engine to replace the gasket and clean the carb up a bit. I have never noticed before but after I installed it back on the engine I noticed a possible issue. I have the carb setup how it was when it came...
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    removed outdrive.. thoughts?

    OK, so I took my boat to a mechanic about 4 months ago to have him look at it and tell e why it was not shifting into reverse, only forward. After adjusting the cable, it would shift to reverse, but not forward. I adjusted the cables following the manual and it did not help. The boat shop I took...
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    shift cable purchase help

    I have a MC-1 outdrive paired with a mercruiser 3.0L engine. My boat has not been able to shift into both forward and reverse since I got it last fall. I spent hours adjusting the cable with the manual and trying to make sure I had everything just right with no shifting luck. So finally I gave...
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    Boat throtle lever

    For the last 3 months I have been trying to get my boat to shift into reverse and forward gear with no luck. I can only hit one gear, but not the other. I have adjusted the setup using the service manual several times with no luck. So it is either the shift lever, or the cable and the cable...
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    winterizing question

    I have a problem I am trying to work out... I live in utah where the winter can get pretty cold, and it can come on at anytime or stay warm until late december. I have a large lake that I go fishing on that does not freeze until Mid to late december. I would like to get as much fishing as I...
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    alpha 1 shift cable adjustment.. help

    I just replaced my impeller and shift shaft on my 84 alpha one 3.0/ I4. . I have bolted my lower unit back on to the drive. The boat needs to have the shift cables adjusted or synced. When the throttle lever is in neutral, the prop spins free CW & CCW. However I can not get both reverse &...
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    lower unit won't go back on!!!

    I bought a boat from a guy who had the lower unit taken off his outdrive to repair the shift shaft. I repaired the shift shaft, and water pump. I install the anoid on the lower unit and I attempted to put the lower unit back on the boat and it will not go on!!!! I have the boat throttle lever...
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    shift shaft troubleshooting

    I got a alpha one stern drive. I have the lower unit off the boat and I can see the prop shaft, and the shift shaft. The guy I bought the boat from said that the shift shaft was most likely the issue the boat will go in forward gear, but not reverse. I hope I can explain this right. With the...
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    alpha one shift shaft tool

    I need to remove the lower shift shaft from my outdrive, but there is a "nut / bushing" that requires a special tool. Does anyone know of a way to make a homemade tool, or a way to remove this nut without buying the special tool? Thanks.
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