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    pressure test

    Is it possible to pressure test the crank case assembly? I have replaced my check valves, rebuilt carbs, tested compression, timing and link and sync Still have an eratic idle seems to hunt a bit to much andthen die off. Would a bad lower crank seal cause this? Thanks for any help. 1985 90 hp...
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    recirculation system fuel

    Would some one please explain this system. What are the benefits? Why can't I just plug it off and eliminate it? My 1978 140 has none of this and works fine.. puddling fuel in the reed assembly was what I thought just do not see how fuel is building up there .
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    197885 hp johnson bore

    Can the 3.370 bore be opened up to fit a standard 3.50 piston. I can get a good 85hp block and have a good set of pistons. Thanks tony
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    primer check valves

    85 evinrude 90 hp manual says to test primer check valves. I am unsure where they are or if they are in the little pipe fittings. manual also says they cause rough idle and loss of high speed rpm. can they simply be plugged?
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    cross flow rod bearings

    Is there any difference between the caged rod bearings and the loose rod bearings? The engine I have has both , after the experience with the repair shop that initially did the work . I am thinking this is more of the things they scrimped on.
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    water pump impeller key

    I have a sierra wp kit #18-3393 that is supposed to be right . problem is it has a woodruff key and my 1977 140 has a wedge shaped plastic key. is there a way to use this or is it wrong. if wrong do you know the proper kit number? the manual i have shows 1 key 1 roll pin and 1 key looking...
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