IGNITION COIL UNIT FOR ENGINE AND ENGINE PROVIDED WITH PLASTIC HEAD COVER

摘要

An individual ignition type ignition coil in which the ignition coil has a center core, a primary coil wound on a primary bobbin and a secondary coil wound on a secondary bobbin in an inner side thereof, and the ignition coil is used by mounting a respective spark plug hole of an engine and connecting directly to a respective spark plug, wherein said secondary bobbin wound said secondary coil is arranged in an inner side of said primary bobbin.