This performing coil is actually made up of two Dual Fire coils enclosed in a small container. It is so small that it mounts easily on the brackets and under the covers of standard coils in many applications. It has an output voltage of 40,000 volts on each side and a primary resistance of 3 ohms. Work with electronic single fire ignitions with electronic advance on single-cam Big Twin and Sportster until 2003.
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