High-output coils for use in either 2- or 4-cylinder motorcyclesMotorcycles with point or electronically triggered ignitions use PART #140403 or #140403SBikes equipped with capacitive discharge ignition (CDI) use PART #140404 or #140404SACCEL engineers designed these coils' special low-resistance primary winding to match the operating characteristics of factory and aftermarket CDI systemsMaximum performance with fast rise timesExtra-heavy-duty 9mm silicone wires includedMade in the U.S.A.NOTE: Using the wrong coil may damage your motorcycle's electronic ignition module. To determine your ignition type, complete the following test: