MSD Ignition 6 Series Ignition Coil - 86415 Part #: 86415 Line: MSD MSD Ignition 6 Series Ignition Coil 90 Day Limited Warranty Color: Black Turns Ratio: 80:1 Secondary Resistance (Ohm): 4.6 Ohm Inductance (mH): 4.34 mH Maximum Voltage (V): 45000 Volt Primary Resistance (Ohm): 0.43 Ohm Spark Duration (uS): 300 uS Show More Show Less