- Upgrade your Mercury outboard motor with the 87 17009A5 ignition key switch, specifically designed for reliable performance and ease of use. - This switch features a convenient 3-position functionality: Off, Run, and Start, allowing for quick transitions and secure control over your motor. - Equipped with 6 wires, it provides a robust electrical connection for the key starter switch, ensuring dependable operation. - Essential for the seamless starting and operation of Mercury outboards, this switch enhances your boating experience by eliminating common starting issues. - The intuitive design of Off, Run, and Start simplifies the process of powering your motor on and off, making it user-friendly for boat owners of all experience levels. Use scenarios: 1. Perfect for weekend anglers who need quick and reliable starts while heading to their favorite fishing spots. 2. Ideal for casual boaters looking for a straightforward ignition solution to keep their time on the water hassle-free. 3. Great for maintenance and replacement, ensuring that your Mercury outboard motor operates smoothly every time you head out. The 87 17009A5 ignition key switch is compatible with Mercury outboard motors and delivers consistent performance that you can trust, providing an indispensable component to your boating setup.