Recent content by Saline Marina

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    Teardown of gimbal bearing

    I was interested in taking a deeper look at the gimbal bearing I took out of my Four Winns 170 4.3GL MY2000 "charcoal paint" model, SX-M drive on it. The bearing was noisy this spring and I did take it to the lake for about 3 minutes to determine what I heard in the driveway was indeed an issue...
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    4.3GL PWTR longblock source

    Hi All I managed to kill my motor over the winter, not sure exactly what I did wrong, all brass plugs were out, all the holes rodded out to promote waterflow. First trip out this spring I assumed all is well and was out on the first lake trip when I opened the engine cover to find the entire...
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    Volvo Penta V6 for the future

    So I am aware of GM ending production of the 4.3L ironhead engine this year. I've read about friends over at Merc developing their own 4.5L V6 (sounds costly and I'd personally wait a few model years to work thru problems in design & mfg). I was wondering if anyone knew about Volvo's plans for...
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    Synthetic Transmission Oil = Synthetic 75W90?

    Checking the iboats VP site for lubes and I don't see the 75W90 listed but instead "Synthetic Transmission Oil" which is API GL-5 rated but doesn't say anything about the viscosity. Can anyone clarify if this is the right stuff? Thanks
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    New Soundproofing Foam-Insulation

    So I have a Four Winns 170 Horizon, 2000 model year. The green foam (sound deadener, etc) underneath the engine cover is starting to flake (etc) into little green flakes and dust I find all over. I'm OK with having to replace it, just have no idea what material(s) I should be looking for or...
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    LED taillight upgrade project

    Just wanted to post a thread for documentation and to try to give back to the forum since its helped me a lot. Not the most fun topic, but when I got my Four Winns 170 Horizon, the trailer had a broken light on one side which also shattered the sealed bulb. I looked at getting just a new bulb...
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    99 4.3GL Front Cover Oil Leak Repair

    I thought I would put this thread in for reference, as the problem is basically fixed. Just got this Four Winns 170 and started running it on the water muffs for testing and checking. Fast oil drip into the bilge directly under the crank nose, like a drop every 3 seconds at idle. Not the...
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    K&N oiled cotton air filter/flame arrestor

    So I am very new to boating but not to internal combustion engines. Amongst other jobs I was a development engineer on the GM 3800 engine project, passenger car application, but consider myself very lucky to learn about an ironhead pushrod motor in a dyno lab and in vehicles. That said, I feel...
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    SX-M Gimbal bearing exploded parts view and OEM Manuals

    I have a 4.3GLPWTR and SX-M 1.79 in a Four Winns 170 Horizon. I have researched the official Volvo Penta store and the only thing I seem to miss is the horizontal driveshaft with gimbal bearing and u-joints. Not sure if I am dense or if its not there. Another related question is where can I buy...
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