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    AV plate height question

    My rig: 2002 Monark King 170 2003 Merc 90HP 13x19 prop 35MPH (GPS) 5200 RPM I've seen dozens of posts suggesting the AV plate needs to be at or 1-2 inches of the transom. When looking at my motor, there are 2 plates. The AV plate just above the prop which goes completely around the shaft...
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    Need help on prop selection

    I've got a 17.5' Aluminum boat with a 2003 90HP Merc. It currently has a 13x19 prop. I've just added a bow mount trolling motor and battery. My WOT RPMs have dropped from about 5300 to about 5200 at the trim level I like to ride at. This is with two adults on board. So I'm concerned about...
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    Once u go synthetic, you can't go back?

    Sorry if this is a newbie oil thread, but I think I heard some BS in the boat store today.... Someone was asking the counter parts jokey if Synthetic was worth the price. He said it was better oil, but cautioned that once you go synthetic you can't go back because the synthetic oil adds a...
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    Buying used 2-02 90 2cyl, questions...

    Looking at buying a used 2002 90HP 3cyl 2cycle. Anything in particular I should look at with this model? I've always had JohnnyRudes, so Mercs are new to me...It's a carbed oil injected model. Are these generally reliable models? I couldn't find the model/serial # plate, where is it? When...
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    Mirrocratft & Johnson, good setup?

    We're looking at getting an 05 Mirrocraft 18' Dual Impact fish and ski paired with an 05 Johnson 115 4 stroke. This is a new rig, not used. I have a couple questions...Are these two decent units? The Mirrocraft seems to be quite the boat for the money. Alum floor, bench seat that flips down...
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    Mid 80s 20HP Johnson choking and dieing

    Hello! I have a mid 80s 20HP Johnson that has sat for 15 years. We pulled it out, hooked up fresh gas and she fired up on the second pull! However, it's not idling well. I have to leave the choke out about a 1/4 inch to get it to stay idling. If I push the choke in, it dies. I took the...
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