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    1975 850 powerhead on a 1980 80 hp midestion and foot.

    I got another post about my 80 HP is dont want to give up yet, but I have a 1975 85 HP i4 merc that I tore completely down to the block and should be good to go but the mid and lower section are in rough shape. The lower has been welded and the mid has rust in corroision. Would the block...
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    1980 80 hp l4 wont stay running and smoke rolling out of carbs

    Hey guys been a while since Ive been on here. Got a new project that is giving me trouble and thought id see if you guys could help lead me in the right direction to go. U got the motor from a guy who said it ran but seemed to need the carbs cleaned cause wouldnt run good above idle. That was...
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    115 merc cdi switch box issues

    I recently bought a used Cdi switch box for my 1970 115 mercury. I installed it per the installation guide online. Once I had it all together I preceded to put some fresh fuel in and try.to fire it up on the hose. It started easier than ever before. I was going to take it out today so I...
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    What should my max spark advance be?

    I am trying to do the link and sync on my 1970 merc 1150 and I've read the article on here about how to do, but I've got a couple of questions. In the thread on how to sync it says the max advance should be 21 deg for direct charge, but there is a sticker on the front cowling that says 27 deg...
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    No timing marks in cowl or flywheel? How do u set timing.

    I will post pics if need be, but I've seen other posts on here of other i6's with timing gauges in the flywheel. I have none. It's a 1970 1150 kiekhafer. I just want to make sure it is set right, but don't know how to gauge4-6 btdc as the carbs open and 21 atdc at wot with no marks or gauge...
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    Replacing spark plug wires 70 1150, will auto plug wires work?

    Hi my plug wires were original kiekhafer plug wires and they were pretty cracked and rotted. My neighbor gave me a set of plug wires from a Chevy hei ignition. I wondered if they would work if I got some threaded ends to crimp on or of I need outboard specific plug wires. I was having trouble...
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    Help setting timing on 1970 1150

    I have read alot of the posts on link and sync on the tower o power. I want to set the timing like it says, but I do not see a timing mark, or a timing gauge on the flywheel to line it up with. I also wonder if a normal automotive timing light will work, or do I need a marine two stroke one...
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    1970 1150 merc throttle linkage won't go wide open in forward but will in reverse .

    The title says it all. When I advance the lever onthe control as far as it will go in forward the carbs only open about7/8 of the way, but with the lever in reverse it will fully hit the stops and the carbs open fully. I unhooked the shift cable thinking it might be putting the controls in a...
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