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    Mercruiser 350 Low WOT and poor running w/video

    Hi All, Got a ‘94 ski boat with 5.7 350 EFI last fall. Had sat for 10 years but seller got it running and would idle and go up to 2500 rpm no problem. When I got it I Cleaned out the vst tank and got the rpm up to wot no problem in the driveway. Never got up to temperature and found that the...
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    Mercruiaer 350 Timing jumping around. Low WOT

    Ongoing issue with 94 mercruiser 350 5.7 EFI. Have low WOT approx 3100 RPM so switched out ignition control module back to original and wot jumps to 4000 but won’t idle smoothly. Took video of the scanner. Timing seems to be jumping all over at idle. https://youtu.be/DysPJkdCak0 Serial 0F230168
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    Mercruiser 350 Keep blowing 90amp Fuse while attempting to start

    I was having issues with a sporadic idle and what I thought was a dead battery. I went and cleaned all the grounds in the electrical system and now when I go to start the engine the 90 amp fuse on the starter blows. No power at the gauges and no action on the ignition. I'm thinking its the...
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    94 Mercruiser 350 water leak hairline crack head

    After fixing the thermostat issue and running for a bit I noticed some water drops on the port side hoses under the exhaust manifold. Was thinking it could have been the gasket but after looking under there looks to be some seeping water from the head. Can I run as is? What are my options...
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    Mercruiser 350 Broken Cable to ignition safety dial

    Found the throttle(?) Cable that connects to the ignition safety dial is broken. Can this one section be replaced or does the whole thing have to be replaced. Engine 3-57k111gs
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    ‘94 mercruiser 350 never gets to temperature

    Hi All, Have a 94 mercruiser 350 tournament ski that will not get up to temperature. New to me boat that I picked up last fall. Opened up the thermostat housing last night thinking it was stuck open and found a lot of rust flakes in the reservoir. Removed all the debris and replaced the...
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    Sitting Mercruiser 350 EFI Tournament SKi

    Looking for some help. Recently purchased a ‘94 echelon that had been sitting for a few years. Working on redoing all th vinyl and hopefully getting the 5.7 EFI 350 tournament Ski back in shape. Engine starts, idles, revs fine just seems to cut out. I’m thinking it’s wiring issue but checking...
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    1997 Force 120 High Idle racing

    Hi Guys, I have a 1997 Force 120 that is racing at idle. I ran it a few times in the beginning of the year with no issues. After July 4th I wasn't able to use it for a month until last weekend. I started it up on muffs and it ran good just high rpms at idle. Didn't think much about it. Took...
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    1997 Force 120 - Wont overcome compression starting

    Any and all help will be greatly appreciated. I have a 1997 Force 120 that is new to me last year. I replaced all the reeds and stator and got her up and running. End of the season had issues starting. I thought it was due to cold weather and old battery. This year I got a new battery and I am...
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    1997 Force 120 timing

    Re: 1997 Force 120 broken reeds Re: 1997 Force 120 broken reeds Just pulled the reed plate for 3 and 4 and found another broken pedal on 4. Hopefully this solves my idle issue.
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    1997 Force 120 timing

    Re: 1997 Force 120 broken reeds Re: 1997 Force 120 broken reeds
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    1997 Force 120 timing

    Re: 1997 Force 120 broken reeds Re: 1997 Force 120 broken reeds Anyone ever use boyesen reeds with this motor? Debating whether to order the factory replacement $85x4 or go with the boyesen kit for $125.
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    1997 Force 120 timing

    Re: 1997 Force 120 timing Started up after new stator and trigger. Ran real good then mechanic checked primer bulb and boom big backfire. Here is a picture of the reeds after the backfire.
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    1997 force 120 problems

    1997 force 120 will not run on all 4 cylinders. Checked spark and have good gas. Second cylinder not firing all the time and 4th will miss occasionally as well. Ruled out plugs, wires, and cdm. Any ideas on if its the stator or trigger or reeds? how can I rule some of these out?
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    1997 Force 120 timing

    I recently purchased a boat with a 1997 Force 120 outboard. The previous owner said that he had lost power at the end of last season and hadn't had the time to get it running this season. The first thing I did was check the compression and all cylinders which checked out fine. Put new spark...
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