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    fuel restriction or fuel pump

    1979 Wellcraft 470 Mercruiser 2/B Rochester carb ..Went out on the bay last week and started to drop RPMs (Just a lil )then pick back up again, ran about 10 miles, As we slowed down to fish it started to run rough and when i put it in nutral it cut off and would not restart. (No fuel in carb,)...
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    87 Johnson 50 hp VRO - Rough Idle & Stalls

    This motor runs pretty good on the top end ,But Idles rough for 1 or 2 min and then STALLS. I have been having a problem with this motor for about 5 years I cant seem to fix It, Here is a list of the things i have allready tried. had carbs rebuilt twice- rebuilt carbs my self - changed...
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    Help Please.. 1979 mercruiser 470 knocking noise

    OK Uncovered boat after sitting all year and went over her - Ran good in driveway, (Ran Good last year , Went to boat ramp , slight miss at Idle , we motored out of the marina just fine , Went to open her up and this is when it started acting up, It was missing (Breaking Down) and a Matalic...
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    Tilt & Trim ? on 87 50hp Johnson.

    Hello everyone !! I have a 87 50hp Johnson VRO and the tilt and trim have slowly started to drift down on me. It Drifts very slowly in both the tilt and trim positions, There is no sign of oil leaks.Is there an adjustment I can make or is this a rebuild Thing?
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    Two ?s PLEASE - on 87 johnson 50hp vro

    I have noticed that when i use decarb foam, I have a small leak behind the (AIR LIKE) inlet valve on the electric choke,Just a few drips of foam,Is this a comon thing, Or could this cause me problems?--- 2nd ? - is my fuel pump on the intake manifold or in my VRO? My manual jumps from year to...
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    HELP ! Compression on 87 Johnson 50hp VRO.

    I have a 87 50hp VRO Johnson that has rough idle problems, I have been messing with it for the last 3 years, I have rebuild carbs 3 times changed plugs 2 times- champion QL77JC4 - Using fresh fuel - use decarb foam spring-fall & mid season sence new. Had sink & link done twice in the last 3...
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    Outdrive tilt - trim position senser

    I need to replace the tilt-trim position senser on my 79 470 Mercruiser outdrive, I have searched hard for this part with no luck! Can someone please tell me where i can find one?<br /><br /> Thanx Skelly
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    1979 470 mercruiser keeps burning out condensers! Has anyone had this trouble?

    I have a 1979 wellcraft boat with a 79 470 Mercruiser that keeps burning out condensers about every 30 or 40 HRS.Does anyone know what might cause this?<br /> <br /> Thanks! Skelly.<br /> :rolleyes:
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    will bad reeds cause fuel to spray from carbs ?

    johnson 50 hp vro has small amount of fuel spraying from carbs . question: could bad reeds be causing this ?<br />need input <br /> thanx , skelly<br /><br />------------------
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    1988 Johnson 50 vro spits & idles rough.

    1988 Johnson 50 HP VRO spits & idels rough, I've cleaned and rebuilted carbs but no luck. Took it to the shop, they said that one carb was sucking air and cleaned & rebuilt carbs again. The thing runs better,but i still have the problem!!I checked vro and fuel lines for leaks but don't apear to...
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