Sierra International 18-5817 Marine Solenoid, Vertical Post, Angled Bracket Stepped mounting plate Fits: Outboard Starters & Mercruiser Starter & Power Trim Meets or exceeds the original equipment quality Fit specific, check part numbers to ensure proper fit Interchangeable with the following: Arco: SW058, GLM: 7240, Mallory: 9-15112, 9-15112-10, Mercruiser Stern Drive: 89-94318, 89-846070, 89-96158, 89-96158T, Mercury Marine: 89-96158, 89-96158T WARNING: Do not exceed 20 inch / lbs of torque when tightening the assembly or damage to the solenoid may occur. Sierra recommends holding or backing the stop nut with another wrench to insure proper tightening.