Black. OEM style replacement coil for OEM 31609-65A but OEM did not have DYNA logo. Note: It is recommended to use ignition modules & coils of the same manufacturer. Intermixing different brands may cause premature failure. 65-E78 B.T. with points ignition L78-79 B.T. with OEM V-Fire I/II half electronic ignition 65-79 XL (excl. magneto models). (Dual fire)