Output voltage - 30KV Internal windings encased in epoxy Universal applications Supplied with grounding wire Used on Multi-Channel Ignitions The Pro Coils have very low primary resistance and a custom turns ratio to create incredible voltage and energy. The assembly is molded together in a vibration dampening compound that is also easy to mount. Sold individually. Two required for 2-cylinders, three required for 3-cylinders. Specifications Output Voltage: 30 KV Primary Resistance: 0.2 Ohms Turn Ratio: 70:1 Secondary Resistance: Less than 2000 Ohms