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    Solid repair shop for boring force 85 cylinder

    Good evening, I live in central CT and I am looking for a solid repair shop somewhat nearby (ri, ct, nys, ma, pa, nj). I have attached some pictures of the damage and I am hoping that all that it needs is to either hone or slightly bore out cylinder #3. Obviously putting in a new piston and...
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    Force 85 not firing on cylinder 3

    Good afternoon, I recently swapped on a new to me force 85 onto my boat. I have done a couple checks, but before I do any part swaps I was wondering if I could get away with some simple modifications. I have attached the wiring schematic to this post so I will be referencing that heavily in...
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    Tachometer on 87 force 85

    I am wondering what the conversion ratio of the tach would be if I were to hookup an o-scope to the tachometer wire lead on my 87 force 85
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    1987 Force 85 vs Force 90

    Good afternoon, I am looking to either swap motors or swap power heads. I have a 1987 force 85 and one of the motors that I am looking at is a force 90. I’m not sure on the year but the pictures make it look like a Chrysler lower unit. Can someone go through what is different on a force 90 vs...
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    Hooking up jump box to starter 1987 force 85 to diagnose

    Hi there, I am going to check out a new to me 1987 force 85 to replace mine. The motor has no hookups ( gasoline, steering, electrical leads) and it is sitting on a saw horse. I would like to be able to turn the motor over to confirm that I have spark, a working starter and compression test...
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    87 Force 85 Cylinder Scoreing from Overheating

    I recently overheated my engine from a failed thermostat. I noticed that I had a big drop in power and immediately got off the gas and shut down the engine as quick as I could. When I got home I did a cold compression test of all cylinders. The top two were at 115 and the bottom one was at 40… I...
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