67 Dart Headlight Switch and Connector Recommendations?

You may want to buy a headlamp relay kit. It takes all the heat out of the switch.Something like this. I cheaped out and bought this but there are better kits out there. 2 Years no issues. Headlights are twice as bright too. Easy install .
2-Headlight H4 Headlamp Light Bulb Ceramic Socket Plugs Relay Wiring Harness Kit | eBay