I have a 1990 Johnson 48 SPL. There is an Evinrude 48 SPL for sale (not running) . My question is ... What is the difference between these two? I was thinking of getting the Evinrude for spare parts motor. Are the parts swappable? If they are the same year or close to the same year?
I have a 1990 Johnson 48 SPL. 90PSI on each cylinder. Spark through both plugs. Yet only top cylinder is running. If I pull bottom plug wire... NO difference. Put it back and pull the top wire.... and it shuts off. Unspent fuel in bottom cylinder. I swapped the carbs to see if the problem would...