Race Quality Ignition Switches To Keep Every Connection Solid & Secure In Your Racecar. Build your racecar once and correctly with quality electrical switches and enjoy many seasons of trouble free racing. Let DiscoveryParts help you build or improve your racecar ignition system with toggle, momentary, and 3 way switches that can handle your harsh race conditions. A well built electrical system, once installed, is not thought about again. Trust DiscoveryParts to keep you in front of your competition with true racecar quality switches.