can anyone help with yamaha banshee question.?

Keith

New member
i bore the cylinder out .020 put in a new set of pistons and rings, got 125 compression on both sides took of the carbs and cleaned them, now im only running on the right side, the left is just blowing gas out the exaust, i put in new spark plugs, and also tryed to switch the sparkplug wires, and the results are still the same, does anyone have any ideas? i am a back year beer drinking hillbilly that could use some tecnical support.
 
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