Home › Forum › Ask A Member › Speeditwin 6039 22.5hp only firing on one cylinder › Re: Speeditwin 6039 22.5hp only firing on one cylinder

#55355
david-bartlett
Participant

    The speeditwin uses one coil for both plugs, BUT, there are two tabs on the coil for the plug wires to attach too, so you could have a bad solder joint or a bad winding inside.