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    2001 mercury 15hp four stroke dropping a cylinder

    I have a mercury 15 hp four stroke 2001 15elh4st The motor will start right up run good for about 15-30 seconds then drop the top cylinder and eventually will stall out. So far it’s got good compression, cleaned carb, and did a spark test. Any ideas guys?
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    Johnson 50 four stroke won’t run

    Hey guys! I have a 2003 Johnson Four stroke Efi engine that won’t stay running. Model j50pl4sr Here’s the story. Motor was running great and all of a sudden it dies on me. Won’t start in neutral but it will start in high idle but will run rough and die instantly once put back into regular...
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    2008 Yamaha 90 efi is dieing on me

    Hey guys, I purchased a boat with a 2008 90 hp four stroke EFI and it ran good on the boat I purchased it from. I just installed it on a new to me boat got it all hooked up and took it to the lake, fired right up, got up on plain and ran good for about 30 seconds then bogged down and shut off...
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    No spark or fuel pump

    Hey guys! I purchased a 2002 deck boat off an auction site that has a 5.0 liter mercruser engine in it. They claimed it runs and drives. Motor looks very clean. My issue. Motor will turn over just fine. It doesn’t appear to be getting any other power (no fuel pump noise, no spark etc. what...
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    Honda trim unit fit on a tahatsu engine?

    Hi guys, I have a 2019 tahatsu 90 four stroke engine. It has a damaged tilt and trim unit. My question is does the Honda trim unit of the same year am size work? They look to be the same thing. Anyone with some more knowledge than me please help!
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    No power to fuel injectors

    Ok guys, I picked up a boat from the auction that was said to be flooded. Boat has a 2012 mercury 90 four stroke efi serial# 1b943661. Once I got the boat home I drained the oil (had some water), pulled plugs, sprayed fogging oil in cylinders, cleaned filters, cleaned tank where fuel pumps are...
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    1987 300 hp Johnson oceanic runner not getting spark

    I recently bought a 300 hp Johnson outboard. The motor came with the throttle and shift cables and the ignition but not the control box. I had to instal a new ignition because the key was not with the old one. I believe I have everything hooked up but it is not producing any spark? The motor...
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    1999 yamaha 1200xl starter just spins.

    Hi, I have a 1999 yamaha 1200xl that won't start. When I hit the ignition the starter just spins and doesn't ingage anything. I'm thinking the starter needs to be replaced? If it in fact does need replaced, how is the best way to go about it. I have read that the exhaust needs to be removed to...
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    2002 evenrude 225 Ficht won't start after shut off.

    Hello, I have a 2002 225hp evenrude Ficht outboard on my triton boat and it starts right up first start and runs perfect with no issues until I go to shut it off then turn it back on and the no oil, hot, and check engine light comes on and won't turn over. If I take the power cables off the...
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    2002 evenrude 225 Ficht won't start after shut off.

    Hello, I have a 2002 225hp evenrude Ficht outboard on my triton boat and it starts right up first start and runs perfect with no issues until I go to shut it off then turn it back on and the no oil, hot, and check engine light comes on and won't turn over. If I take the power cables off the...
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    1990 140 HP johnson not getting up to speed all the time

    Hey guys! I just purchased a boat a few days ago and took it out on the water and I'm having a small problom. The motor starts up great and ideals just fine but when I go to open it up is doesn't go very fast maybe 5mph after about 30 seconds of doing this it starts to kick right up and runs...
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    1973 johnson 65hp tilt/trim motor

    Hey guys, I am looking to replace my old tilt motor on my 1973 65hp johnson outboard. The electrical company said it would coast $350 to fix so I am hoping to just get a new one. Can anyone point me to a place where I can get one for a good price. The ones iv found on the big store sites are...
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    1973 tilt/trim motor

    Hey guys, I am looking for a new trim/tilt motor for my 1973 65 hp johnson. The one I had on it is shot and the electrical place in town said it would be about $400 to fix it. So I'm looking for a new one for less then that and can't seem to find one that matches? Any help would be much...
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    Need to find trim motor (1973 65hp johnson)

    Hey guys, I am looking for a new trim/tilt motor for my 1973 65 hp johnson. The one I had on it is shot and the electrical place in town said it would be about $400 to fix it. So I'm looking for a new one for less then that and can't seem to find one that matches? Any help would be much...
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    1974 johnson 115 cylinder problem

    Hey guys, I have a 1974 johnson 115 on my four winns fish/ski boat and it isn't running right. I took the boat out last week and it seemed to run good, the motor go up to speed an ran decent but last night I went to take it out and it ran terrible. It wouldn't get up to speed and it kept...
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    1983 Suzuki no spark

    Hey guys, I havnt been having any luck with posting about this motor so I'm going to try to narrow it down a little bit. I have a 1983 suzuki dt 30 and it isn't getting spark. It ran all last year even after the previous owner disabled the kill switch. But there is a blue wire coming out of the...
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    1992 Johnson 25hp No spark

    Hey guys, I bought a 1992 Johnson 25 hp motor and I am not getting any spark on either plug? I was told that it has sat for 2 years in a garage. Compression was good at 130 and 132. The motor cranks over good. If it was one plug not getting spark I would think it was a coil but how often do...
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    1983 Suzuki DT 30 Not getting spark

    I have a 1983 DT 30 that isn't getting any spark in either spark plug. I had this motor running this december. When I got it out this year it turns over just fine but doesn't have any spark. I replaced the spark plugs, cleaned up the three ground wires and connection surface, Inspect the...
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    1980s 30hp Suzuki Starting problems

    Hey guys, I have a 1980s i believe DT-30 Suzuki that is no longer starting. When I put it away last year it ran fine but i go to start it up this year and it just cranks. I checked the spark and it doesn't appear to be getting spark on either plug even with new plugs? I also saw that the...
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    1974 johnson 115 take off speed

    Hey guys, I finaly have my motor running pretty good now! Compression is good, spark is good, it gets up to speed. I had to oil up the timing arm because it seemed to be stuck a few weeks ago. I just have one more thing I would like to get working properly and that is its take off power. I...
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