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    470 3.7L Electrical help needed

    1989 Mercruiser 470, 165, 3.7L First of all let me start off by stating that I am an electrical moron (half joking). I can handle mechanical I can handle but electrical drives me nuts. So anyways I was installing a Petronix ignition today with horrible results. I read several posts on this site...
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    Mercruiser 470 - Another Noise issue

    Re: Mercruiser 470 - Another Noise issue Here is a photo of the tensioner. A few large grooves have developed so it looks like it needs to be replaced. Here is the problem. I have looked all over online and these are now obsolete. So does anyone know what the replacement part is? I am going to...
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    Mercruiser 470 - Another Noise issue

    I have a 1989 Bluewater with a Mercruiser 470, 3.7L, 165hp engine. It has a strange noise in the front of the engine that I cannot figure out. It seems to be centered around the circulation pump and stator. I have run a steth0scope down the head and everything sounds fine. I have run down along...
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    Stubburn Gimbal bearing ----- need help!!

    Re: Stubburn Gimbal bearing ----- need help!! Nevermind.....I had to just get a little madder at it. Plus I put allthread rods into the steel tubes to they would not bend. It came out in pieces but it is still out. On to cleaning up the mess.
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    Stubburn Gimbal bearing ----- need help!!

    I have an Alpha 1 outdrive that I cannot get the gimbal bearing to budge. I have tried everything I can think of or read. First I just tried the rear axle bearing remover from Autozone which has a 5 pound slide hammer. I have got enough BP Blaster to sink the boat. I have gone through the thread...
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    Rusted Starter

    Re: Rusted Starter Well it is finally out. Lots of soaking in BP Blaster. After I got the little gap in it I was able to get a rock chisel wedged in there to separate it a little more. With a bigger gap I was able to get a large screw driver to wedge it all the way out. The scariest part was...
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    Rusted Starter

    Re: Rusted Starter Here are photos of the new starter. The only other bolts underneath the starter are down by the oil pan. I do have the manuals, Clymers and Mercruiser service manula #8...neither shows the mountng bolts locations. Just says remove the mounting bolts. I have replaced lots...
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    Rusted Starter

    Re: Rusted Starter 3986880]Only 2 bolts and the brace, keep workin on her.;) That is what I had thought. I don't see anymore bolts. I have attached photos of my pain.
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    Rusted Starter

    I have a 1989 Mercruiser 3.7, 165 hp. The starter is rusted onto the block. It worked before I decided to change it but since it was so rusted on the exterior I felt it was time for a change. I have soaked it with PB Blaster and hit is several times with a 2lb hammer. It wont budge. Any...
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    3.7 Cooling pressure check - dumb question

    Alright I am still a newbie here with my little project. History: 1989 mercruiser, 3.7, 165, closed cooling with alpha 1 drive. I have an overheating problem that I am trying to figure out. The boat on muffs starts up and idles fine. The temp goes up steady to about 180 to 200 and then I shut it...
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    Engine Noise

    I just bought a 1989 Blue Water with a 3.7 Mercruiser 165 with an Alpha 1 drive. I have gone through the boat and done some basic maintenance items like replace all fuel filters, oil, and plugs / cap / wires. The compression is 160, 150, 150, 160, I have not checked it since the new oil and I...
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