Repair & Maintenance can the spark plug wire be replaced? October 26, 2015 hey all, just got a 85 big red 250es and the plug wire is too short so the coil is just hanging.. was wondering if the plug wire can be replaced on the ignition coil or does the whole coil have to be replaced? Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related