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    1985 Mercury Black Max 150 V6 not firing on one side

    I have a 1985 Mercury Black Max 150 V6. I started it up this spring to find out that the starboard side is not firing. I unhooked the two yellow wires on the rectifier and started it up and they worked so I thought it was a bad rectifier. I replaced it and it didn't help. thought I got a bad one...
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    WOT rpm on 85 Mercury Black Max 150

    What should be WOT rpm on 85 Mercury Black Max 150? I just had my boat out and it is running good. Had it at WOT and the rmp's were just over 6000. I think that is high. I'm trying to find video's on but can't find any. If I have to adjust it how do I do it?
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    85 Mercury Black Max 150 Power Trim Problem

    Need some more help... My power trim works up and down but it will bleed off when I leave it up. When I have my boat in the water the trim will not go up when the motor is under power. When I am going slow it will go up but as soon as I give it throttle it is pushed down. Does this sound like I...
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    1985 Mercury Black Max 150 Compression Test

    I did a compression test on my 85 Merc BM 150 V6. All the cylinders are 70 psi. My question is, Is that a normal reading for this motor or is it to low? What would be the next thing to check out to get the psi higher? Thanks
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    Mercury 150HP Black Max Need to identify

    I have a Mercury 150HP Black Max with the Serial Number A138750 stamped on the tag. Trying to find out more info on it and locate a service manual. I think it is a 1985 but not sure. Any help would be greatly appreciated.
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