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    48 SPL jets for high altitude

    Hi all. I have a super little 1988 Evinrude 48 SPL that has been doing great for several years here in Texas (elevation 400 ft.). I will be heading up to Idaho for some fishing on lakes 4000-5000 feet elevation. My carbs have a low speed and a high speed fixed jet. Currently, the high speed...
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    Charge Coil Resistance Test- FIXED!

    Perhaps I could get some expert advice here. I am troubleshootng a rough idle on my 1988 48 SPL. Already rebuilt the carbs & fuel pump, installed new plugs (QL77JC4 @ .040"), did link & synch, decarbed thoroghly with Seafoam, replaced the fuel hose/bulb, and checked for fuel leaks. All the...
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    Carbs rebuilt but still running lean

    Hello all, I have a 1988 Evinrude 48 spl (VE48ESLCCC) that I've had for a couple of years. Runs great at mid-high range but has always been pretty rough at idle. This week, I finally got around to rebuilding the carbs. Both carbs were clean and in good shape although I did go ahead and...
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    '88 48 SPL, orifices for altitude

    I am rebuilding the carbs and would like to know what orifice sizes to use at higher altitudes. The lakes I have in mind are between 3000 and 8000 feet. The standard orifice sizes are #36 for the idle, and #50D for the high-speed. Runs great at sea level. The factory manual lists all the...
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    88 Evinrude 48 SPL - correct orifice sizes?

    I am rebuilding the carbs this winter to give me something to do. The motor runs great but has always seemed a little too rough at idle. Misses, coughs, etc., but smoths right out as soon as you give it throttle. Hopefully the rebuild will solve that problem especially since I troll a lot...
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