Recent content by ddclapp

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    Replace/Repower 1984 Mercruiser 260 Freshwater cooled

    Good morning, I need some expert advice on re-powering my 1984 Tiara Pursuit which has a original 1984 Mercruiser 260 with fresh water cooling. After evaluation of rebuilding and fixing the existing I have decide I would rather repower and go with some newer technology. What engine is the...
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    White dirty sludge in thermostat housing

    Hi all, 1984 Mercruiser 260, FWC. I was having some overheating problems and decided I needed to replace the thermostat. When I opened it up, it was almost completely clogged with a white clumpy (almost crystal) like substance. I chalked this up to not having replace the thermostat for...
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    Heat Exchange End Cap leaking worse after replacing gaskets

    Hi all. I have 1984 Mercuiser 260, close cooling. One of the gaskets on the end of my heat exchanger started spraying all over the place. So I went to my local dealer and bought two new round rubber gaskets (sierra replacments). They were quite a bit thicker than the original that I had on...
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    Replacement or Rebuild for Alpha One Power Steering Ram

    Hello all, I have a power steering "ram" that started leaking fluid between the cable tube and the cylinder. I took it out and looked and can not find a part number on it - it looks like it has been painted (more than once?). I have found several used replacements for it (based on what it...
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    Replace Carter AFB electric choke with cheapy?

    I have a 1984 Mercruiser 260 with a Carter AFB. I just got it rebuild and the guy ended up crushing the plastic cover on the electric choke. I started looking online, and ebay seems to have a bunch for < 20 bucks that LOOK the same. But I can't find an exact part searching for CARTER AFB...
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    Mercruiser 260 - Coolant in Oil

    Hi All, Need some help here. I was getting my boat going a week ago, and as I was getting things ready, I checked and noticed that my coolant level was down. I ended up having to add about 3/4 of a gallon of antifreeze. I checked the oil and dot notice anything unusual, and even added a...
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    Recommended tools testing compression and spark?

    Hello, I am trying to troubleshoot a problem I am having with my Mercruiser 260R no starting when hot - runs fine for 45 minutes and then when in idle it dies and will not start. I would like to test my compression and spark and was wondering if anyone could recommend their any specific tools...
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    Hesitation when opening throttle 206R

    Hello all, I have a issue I have been trying to solve for my 1985 260R Mercruiser. When accelerating- going on plane, or just picking up speed, I have a hesitation before picking up speed. Basically, when I push the throttle forward, a pause in power occurs for a second or two, and then the...
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    Tilt/Trim Slow going down

    Hello, I am having an issue with my tilt/trim on a 1984 Mercruiser 260. The issue is it works great in the up direction - fast and smooth. But going in the down direction it is very slow. It will eventually make it but seems to take forever. I am assuming this might be an issue with a valve...
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