Recent content by bergsofafeather

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    Switch box wire frayed

    I have a 85 hp 1975 Mercury, s/n: 4722152. The s/n tells me according to a manual that I have the Thunderbolt ignition without distributor. Question is this, on the switch box, there are eight wires going down the right side of lugs, apparently two for each cylinder (in between each pair of...
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    Hear a change in idle mixture screw setting?

    I've had a few different problems with my 85 hp 1975 Merc (you can read my other posts if you like), now I seem to almost have her fixed. Question now is, when you change the idle mixture screws from 1-1/2 turns out to 1, or to 2, should you be able to HEAR the motor loading up? I ran on the...
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    gearcase lube is black

    This is my first time changing the lube in my lower unit, 85hp, 1975 Mercury. Bought a pump and on the back it says "examine for metal filings, milky appearance, or black color with burnt odor. If old lube has any of those characteristics, see your dealer." I've got black, with a little odor. I...
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    Sea Foam Deep Creep Users

    First let me say that I have done a search and read a ton...that IS why I am confused :p Background: I have a 85hp 1975 Mercury, haven't done much to it other than change some plugs and spring tune up two years ago, seems to run pretty **** strong still, although I backed out both carbs...
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    Manuals, Factory vs. Clymer vs. Seloc

    I need to know what manual is better for a newbee? Seloc or Clymer :confused: , I see that Seloc is the only "approved" manual, but what do you think? I have a 85hp 1975 Mercury.
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    See gas in throat of carb?

    I have a 85 hp 1975 (s/n: 4722152)Merc that won't stay running. With full choke at start up it seems to be ok, but ease off and it dies. Also, should I be able to see gas spraying into the throats of the two carbs? I don't see any. And who makes a better manual, Clymer or Seloc? Thanks in...
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    How to set low speed idle jet 85Merc

    Good afternoon to all. This is my first visit (and post) to this site, and please pardon my ignorance of motors in advance. Also, I will be ordering a manual today! I own a 1975 Mercury 85hp, s/n: 4722152. Two years ago, I had a local boat shop do a spring tune up: spark=good, compression=125...
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