- **OE Number Replacement**: Compatible with most Mercury Outboard Motor Control Boxes, this ignition switch replaces Mercury part numbers 87-17009A5, 87-17009A2, and Sierra MP41070-2, MP41070-1, MP41070. - **Specifications**: This ignition switch features a Magneto design with a push-to-choke function in the start position. It includes 6 wires for push-to-choke operation and offers a 3-position setting: Off, Run, and Start. - **Included Accessories**: Comes with two keys for added convenience, ensuring you always have a backup in case of loss or damage. - **Easy Installation**: The wire color coding matches factory specifications for a straightforward installation process. This boat ignition switch is designed for plug-and-play use, allowing for a quick and hassle-free setup without the need for additional wiring. - **Practical Applications**: Ideal for boat enthusiasts who require reliable ignition for their outboard motors. Perfect for both recreational and professional use, ensuring your boat starts smoothly every time you head out on the water. - **Durability and Performance**: Engineered for consistent performance, this ignition switch is built to withstand the marine environment, providing peace of mind during your boating adventures.