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  1. W

    Please Help! 1991 Rude 90 Hp Died on Lake

    I was fishing this morning and pulled the troller to move to another part of the lake. It ran fine to my spot. I killed the Rude and dropped the troller and fished for a while. When I tried to start the motor again . . . no start. It cranked fine, but would not start. I have it home and...
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    176571 - Will this prop fit my motor? 1991 Rude 90 HP

    I just bought a boat and brought it to Colorado. I think I need to go down in pitch to get my wot rpms where they should be because of the altitude (5000 ft). My current prop is a 13 3/8 X 17. The SST 176571 is a 13 7/8 X 15. I can only get 31 mph at 4500-4600 rpm with the current prop. Any...
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    1991 90 hp Rude Oil/Fuel Mix? Too Rich for 15 yrs?

    I recently bought a boat with a 91 Evinrude 90 hp motor. The previous owner said he always mixed at 32:1. He had the boat for 14 years. Isn't this too rich? It runs smoothly and idles well, but I am not getting the wot rpms that I should. . .can only get 4500 - 4800 rpms. Should I start...
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    1991 Rude 90 HP top end problem

    This motor starts and runs great, idles perfectly. . .but I am only getting 31 mph at 4500 rpm. Previous owner swears it will push this boat at over 40 mph. I hooked up an auxillary gas tank and got the same result, so I don't think it is a fuel restriction. I have a fuel pump kit but have not...
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