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    Is spraying the toons with poly urethane, after cleaning,a good idea ?

    I've been reading all the ideas and suggestions about cleaning and polishing aluminum toons. After all this money and effort I would like to protect the surfaces, and avoid having to repeat the process. Does anyone have any thoughts, or experience on spraying with poly urethane to protect the...
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    Is the Manifold or engine silencer necessary on 70 HP Johnson

    I recently bought a boat with an 87 Johnson 70 HP . I find out now the manifold or engine silencer is missing. Does this unit serve any other purpose except reducing noise.
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    Very high speed idle after putting kits in carbs, 70HP,87, JOHNSON

    I just bought a boat wiith a 87 Johnson 70HP, and it was a little hard to start and warm up. I put a kit in the three carbs and now the idle seems like wide open. I bought an original service manual and modified a phillips screwdriver to adjust the low speed orofice ( this adjustment has no...
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    Lines from primer to carbs, Johnson,87,70hp,not in manual??

    Can anyone tell me where the lines go on a Johnson, 70 h.p. 87 from the primer to the 3 carbs. I purchased an original service manual ,but nothing was listed. The primer solenoid has 3 liines, one is a larger line the same as goes to each carb. The other two are smaller and connect to the 3...
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    Metal tag on carburetor what is it ?? 86-70hp

    I recently bought a boat with a Johnson 86-70 HP motor. There is a metal tag on each carburetor. Does this mean a modification or what?? The tag indicates : 431705 MX 26 B M Thanks for any guidance
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    Carburetor problem Johnson 86,70hp

    Recent purchase motor was slow starting but seemed to run ok after starting. I put in a kit on the 3 carbs.When trying to start the motor it runs at a very high speed. I tried to adjust the low speed valve , but it did not seem to have any effect. I was confused ( did not note exact fuel lines...
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