36170-ZW7-110AH 7-Wire Key Pnl Hrns - Overview. The 36170-ZW7-110AH 7-Wire Key Panel Harness is an essential wiring component designed specifically for Honda marine engine systems. It supports the ignition and starting system of your marine engine, facilitating reliable electrical connections through seven dedicated wires. This harness is critical for starting, controlling, and safely operating the boat's engine, ensuring seamless integration with existing parts, maintaining optimal performance