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  1. C

    What's the proper pitch??

    I own a 1986 20 hp Evinrude electric start tiller. I want to increase the hole shot and get up on plane quicker. Increasing the pitch will do this, correct. Standard prop has a 13" pitch. What will this increase do to the top speed? Increasing to a 15" will increase hole shot, but what will it...
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    Engine shake at idle

    1986 20 hp Evinrude, electric start tiller control on a 14 ft Sylvan Super Snapper. Engine fires right up every time runs great all the way through the power bands. Boat will just hit 22 mph with my wife and myself in the boat. My question is, at idle the engine shakes from side to side. Once...
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    Tachometer Installation

    I own a 1986 20 hp Evinrude outboard and I am looking to install a tachometer to the engine. I have looked at the tiny tach, but am wondering if it is possible to install a proper electronic tack to it. The engine model is an E20TECDC. Any suggestions would be great.
  4. C

    Tach install

    I own a 1986 20 hp Evinrude outboard tiller control.....model # CE20TECDC....serial # C7210728. Can I install a tachometer on this engine? I am having a timing issue, and this way I can get an exact rpm reading. I can't get the motor into a tank to test it a WOT. On the water is my only WOT...
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    20 hp evinrude 1986

    My 1986 20 hp Evinrude overheated last summer. I replaced the water pump and related parts then and it never has ran right since. Over the winter I have replaced the rectifier, power pack, thermostat and gasket (not head gasket) as all of these were original, according to the part # cross...
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