Search results

  1. R

    1990 Johnson V-4 90 HP 60dg

    90 to 95 psi compression on all 4 , 7/16 in spark. Runs rough. Spray a little cleaner in each carb and the right side kicks down a little. Left side top engine revs up then back down to rough idle. Bottem left is same but not as bad. Posted this before a week ago. I tore down the carbs and...
  2. R

    99 Johnson V-4 90 hp 60 degree

    Mod # is J 90PLEEB. Its running really rough. Lack of power. Stalls out at low RPMs. I drained all the gas out of the tank and its on its 3rd full fresh tank. Compression is 90 on all 4 cylinders. Its using oil regualary. Changed plugs twice since January. First set were the cross referance...
Top