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    How do these manifolds look?

    Im chasing a high speed overheat and wanted to get your guys opinion on these manifolds. Are they bad enough to cause a high speed overheat? Thanks, James
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    233hp mercruiser high speed overheat.

    Hi all! I have a 351w mercruiser that I am having some trouble with. Late last year it was starting to have a high speed over heat problem so I just put it away for the year and I was going to deal with it this year. So taking the advice on the forums I did the following: New water pocket...
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    Spun engine coupler.

    Hi all! So i was out today tubing with the boat and all of a sudden the boat wont move. so after a long fiasco got home and pulled the lower unit and notice the engine coupler was actually spun and rotated. so i realize i need to buy a new one and put it on. but i had a few quick questions. 1...
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    WOT 3500 prop size 16'' x 19p 20' boat

    Hi all! I have a 1975 20 foot Webbcraft runabout. I have a 233hp (351w) mercruiser with 1.32:1 geared out drive. Manual states WOT RPM is 3800-4200. This is my first I/O boat so this is all new to me. I have an aluminum prop that is 19 pitch and 16 inch diameter. My problem is it takes a...
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    Shift linkage is throwing me for a loop.

    Hi all, So I replaced the impeller with a kit that came with a new housing and all that jazz. I took the lower unit off along with the drive shaft case. Got done with the rebuild and mated the two together. I made sure the intermediate shift shaft was pointed toward the front of the boat while...
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    Mercruiser 233hp Slight over Heating. Is this Impeller bad enough? Pic.

    Hi guys just bought this boat took it out, works pretty good. Noticed that the temp gauge was just ever so slightly in the red zone. So I shut her off let her cool down then took her home. I am getting water out of the ports by the transom on muffs. But I decided to pull the lower unit and take...
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    1969 55hp how much gap should the spark jump?

    Hi all! I have a 1969 55hp evinrude. I have started to re wire it as the old harness was trashed. So I started with the ignition circuit. The amplifier box was shot so I decided to do an HEI module conversion. I use the points to trigger the HEI Module which then in turns breaks continuity to...
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    Is it worth saving? 1969 55hp

    Hi all! I just bought a boat, trailer, and motor for 50 bucks. The image you have in your head is probably pretty close to what this thing looks like. I basically bought it for the motor. The motor model number is 55973A. So my dilemma is this, the wiring on this motor is shot; it?s one of...
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    1975 85hp Johnson charging oddities.

    1975 85hp Johnson. Model: 85ESL75E Put a generic full bridge rectifier on, wired it up correctly, and checked voltage at battery. not running= 12.68volts running= 3.5-12.80 volts then when I stop the motor after a few minutes the battery shows 12.73 volts So the net result is the battery...
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    1975 85hp Johnson charging questions?

    1975 85hp Johnson. Model: 85ESL75E The battery is only displaying the battery voltage of 12.6v when running or not. The motor runs great. I have a service manual, so i decided to look at the rectifier first. I did a quick test. I took the negative MM lead to ground, then went to wire...
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    1975 85hp impeller shot, unseen problems?

    1975 85hp Johnson. Model: 85ESL75E So i bought this motor from a guy that said it was ready to hit the water everything was fine. I ran it on muffs and saw water coming out the thermostat exhaust ports and thought i was golden. I took it out that Saturday floored it and 50 yards later the...
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    Scott-McCulloch 3.6 Not Pumping Water

    I have a Wizard 3.6 hp made by Scott-McCulloch. I recently got it running and it runs pretty good just doesn?t pump water. I took the lower unit apart and the Rotor type pump looks old but still intact, the little leg is still there and it seems to make contact with the sides. So then I took...
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    Rough Idle on old Evinrude

    I have a 1960 Evinrude lark 2 40 hp I took a video of what I?m experiencing which I think might help describe my problem better than anything I can write. The audio is not good but every time you see the engine shake it like cuts out and it not throttle up it will die. Link to YouTube video...
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    Evinrude Lark 2 Cant Get Running

    I have a 1960 Evinrude Lark 2 40hp I thought I had fixed this motor when I took it our yesterday. The motor started fine and ran on the low end of the rpm range for a bit, but when I tried to get on a plane she was bogging down really bad and didn?t want to get up and go. Knowing that I had...
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    Type 400 protruding wire length?

    Hey guys I?m trying to figure out if I have a bad shift control cable or something else going on here. I have an Evinrude simplex control system with the older type 400 cables. My problem is I can shift into neutral and forward but I can?t go back far enough for reverse. I suspect the inner wire...
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    Simplex controls gear shift fitting?

    Hello I need help finding the gear shift fitting on the end of an evinrude simplex controls. The outboard is an 1960 evinrude lark 2 40hp. I?m not even sure what it?s called. I did some searching of that term but brought no results. Do you guys know if they still make this part and if they do...
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    Evinrude Lark 2 kill switch?

    Hello im new to working on old outboards but possess some mechanical know how. I have the Clymer manual for my motor and it has been very helpful. I also have checked out the TOP SECRET files. But I need some advice on how to wire up my ignition kill switch on my 1960 Evinrude lark 2. The...
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