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Recent content by BMK

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    1987 OMC 4.3 liter alternator replacement

    After speaking with the company yesterday they determined it was not the correct part for my application, and sent a no charge return label and will refund in full when the alternator arrives. Thank you so much for the report, unbelievable in detail! This is the kind of thing that should come...
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    1987 OMC 4.3 liter alternator replacement

    Thank you for responding, the old alternator had the regulator with the EXC and S posts built into it, this one does not have any other place to attach the wires to except for a ground wire. Does this alternator need an external regulator?
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    1987 OMC 4.3 liter alternator replacement

    I am replacing the original motorola alternator with a new one from D B Electric #400-12089. The old alternator had the big red wire to the Batt terminal, and a small red with purple stripe wire going to the EXC post, a purple wire going to the S post. The new alternator has the big post for...
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    timing question 4.3 liter v6 1987

    The former owner of my boat had the timing retarded 2 degrees so it could burn regular gas, 87 octane, without spark knock. I have switched to 90 octane rec fuel. Should the timing be restored to 0 ?
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    timing question 4.3 liter v6 1987

    Former owner of my boat had the timing retarded 2 degrees so he could burn regular gas without spark knock. I have switched to 90 octane rec fuel. Should the timing be reset to 0 ?
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    electronic ignition upgrade 1987 4.3 v6

    Am thinking of changing out the old ignition system with electronic ignition. Any one who has done this.......are the rewards worth the time and effort?
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    Cobra 1987 0481586 sterndrive

    I have a 1987 Cobra sterndrive T0481586 / 984541 4.3 . On the port side of the upper drive, almost in the middle, is a recessed area with a screw. Most of the diagrams show the starboard view ( Seloc manual). Can any one tell me what that screw threads into? What it held in place? I cannot...
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    Alpha 1 drain screw issue

    Good morning, On the outdrive is a water drain screw. Long story short, the screw was seized up and broke off whatever it was threaded into. I have the screw, but it now has nothing to fasten too. This piece is loose in the drive. I dont know whether it is plastic or metal. Anyone deal...
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