The 12V Starter Solenoid Relay is a replacement part designed specifically for Kohler engines, including models 2543501, 2543502-S, and 2543508-S. This fuel solenoid operates at 12V and serves as a crucial component for starting the lawn mower engine smoothly and efficiently. Made to meet or exceed OEM standards, this solenoid relay ensures reliable performance and compatibility with the specified Kohler engine models, providing a convenient and effective solution for maintaining and repairing lawn mowers.