MSD IGNITION 62152 DETAILS. DIS Plus Ignition Controls. MSD DIS-4 – 4-Channel Ignition. For use on 6 or 8-cylinder engines with two, three or four coil packs. OBD II Approved via Carb E. Spark Energy: 105-115 mJ per spark. Primary Voltage: 460-480 volts. Secondary Voltage: 40,000 volts. Spark Series Duration: 20° crankshaft rotation. RPM Range: […]