12v Tri-spark Dual Lead Ignition Coil with 22 in long leads  3 to 5 Ohms primary resistance

Tri-Spark coils have extra windings using heavier wire and a high grade core for improved spark energy and duration. Warning - these coils discharge with a very high voltage so extra care must be taken to always have a spark plug connected to the HT output. Available in 6 volt and 12 volt versions