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    prop size question

    Hi All,<br />I am currently running A 15 X 17 Aluminum prop. The next step down is 15 1/2 X 15. When the boat first goes in the water the wot is 4300/4400. After soaking, some growth, and my wife and son moving in, the rpm is shy of 4200.<br />At cruising speed i am very happy with the way the...
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    Prop size question

    Hi All,<br />I am currently running A 15 X 17 Aluminum prop. The next step down is 15 1/2 X 15. When the boat first goes in the water the max rpm is 4300/4400. After soaking, some growth, and my wife and son moving in, the rpm is shy of 4200.<br />At cruising speed i am very happy with the way...
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    Kink in water tube

    I don't think it will ever stop raining in New York. So yesterday I helped a good friend put the alpha drive on his boat. After the job was done I was inspecting the gimbal area when I saw the rubber tube had a noticable kink in it.<br />Question is there a fix for this or is removal of the...
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    Eveyone read this, Please

    I am new to the board and previously posted about my engine temperature creeping at idle. Up to an uncomfortable level, rev it up and cools right off. I have seen other posts regarding this same problem in one form or another. Turns out my parts supplier had told me merc no longer makes the 143...
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    Raw water thermostat

    Hi,<br />About three weeks ago I wrote in about a reoccouring condition "temperature climbing up at idle" and after a few quick revs the temp would come down and remain there, I have been going over this in my head endlessly and thought back to when I first bought the boat, I decided to change...
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    Hey Bondo

    You seem to have had a strong oppinion about the idea in my last post you answered. However you did not elaborate as to the reason my idea was dumb. Maybe you could let me know what damage I might be causing.<br /> AL
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    carb and flame arrestor question.

    Hi all,<br />First.How much dirt does a flame arrestor allow into a marine engine? Also, is there some type of foam sleeve or cover you can use to better filter this air? And still be legal! <br />Second will dumping out the water seperator and filling it with gumout and starting the engine...
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    Thanks, Lee.

    Thank You,<br />AL
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    impeller question alpha gen 1

    Hello,<br />Is it normal for water to dribble from the plastic water tube (coming from the drive) into the bilge when the hose, which has the cooler in it, is removed from and the boat is in the water.<br /><br />Thanks <br />AL
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    merc 5.7 alpha gen 1 temp climbs at idle

    Hello,<br />I have a problem which reoccours every year for the past three years.<br />When I start the boat and let it idle to warm up the temp will slowly climb up into the red zone. Now, here is the kicker. One quick rev and the temp drops to 140 and will stay there all day. I can run wide...
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