What type of spark plug wires should I use? Matt May 23, 2018 18:26 Follow The Dyna 2000 Series ignition requires a good quality suppression core / resistor wire for optimum performance. Use of a copper core wire may result in poor or erratic performance, unless used with the stock resistor plug cap. Related articles If my particular model is not listed in the applications section, can I adapt on to my model? What coils should I use? What type of spark plug wires should I use? Comments 0 comments Please sign in to leave a comment.