This listing is for one NOS Genuine Yamaha Main Ignition Switch 3HX-82501-00 replaced by 3FV-82501-00 FZR750R OWO1 89-90 FZR1000 89-91 FJ1200 90 

This switch has 4 wires, in one connector plug. Please make sure it is correct for your before buying, as some bikes for certain countries were fitted with slightly different switches / connectors.