Sierra 18-5179 Ignition Coil for JohnsonEvinrude Outboards Sierra replacement ignition coil for JohnsonEvinrude Outboards. Sierra marine engine components are manufactured to meet or exceed OEM requirements. Used on most Johnson and Evinrude Outboard engines 4 to 300 HP 1985 - 1999. Interchangeable with CDI 183-2508 GLM 72010 JohnsonEvinrude Outboard 0582508 Mallory 9-23107 California Residents WARNING Cancer and Reproductive Harm - P65Warnings.ca.gov Other Details Google Product Type Engine Par