Recent content by tailfin10

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    nissan 9.9 trouble

    Buddy of mine has a NS 9.9D 355A-1 S#70256 , plugs are NGK BR 7HS10 . The problem is when<br />going from an idle to full throttle the motor<br />bogs , if you stay on the throttle the boat will<br />gradually ,slowly pickup speed until it reaches<br />some rpm (I would guess 2,000 to 2,500)...
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    Garmin 240 or 250

    OK , I have a Garmin 240 at the console of my bass boat, want to install one at the bow . But when comparing the 240 to the 250 I find the 250 has more features than the 240 for very little money more , which begs the question , why does Garmin maintain the 240 in the line ? Does it have some...
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    look fast to me

    Was at the drag boat races at Kentucky lake<br /> this weekend , one of the blown alcohol hydros hit 177 mph. Does it get much faster for this 7 second class? Looked like they were hauling *#!<br />to me.
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    Decarb new motor?

    Am putting the final 25 to 1 break-in hours on my new 9.9 hp two stroke Johnson. I thought it may be a good idea after break-in to decarb to remove residual carbon from the extra oil used<br />during break-in. Good idea or bad?
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    have you noticed?

    See these threads every so often about which motor is best. And how the number of post is indicative of the reliablity. And we all usually have a favorite ( you know Chevy - Ford .)But<br />where I've been ,Tablerock,Lake of the Ozarks,Kentucky Lake etc. If its old , 90% of the time its OMC. We...
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    9.9 mariner mystery?

    Recently took my 87 Mariner 9.9 to shop , had began smoking some ,but on a cold start at the ramp it smoked a lot, I did not notice any loss in power at full throttle but sometimes it did not want to start very easily or idle well. I had ran this motor three previous years and hardly...
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    115 v4 fixed correctly?

    Have a 95 model 115 v4 Johnson , 90 degree, carburated, model J115TLEO.Motor performed flawlessly except for cold natured at startup,<br />"sneezing", would die three or four times before it would run.After motor ran for three to four minutes, ran perfect remainder of day, would start and idle...
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