Sierra International 18-5812 Marine Solenoid for OMC Sterndrive/Cobra Stern Drive Sierra Solenoid Meets or exceeds the original equipment quality Sierra part number: 18-5812 Interchangeable with the following: Arco SW268, GLM 72403, Evinrude/Johnson 985063, Mallory 9-15107, OMC 982187 Fit specific, check part numbers to ensure proper fit