your mechanic on Instagram: "The Distributor Ignition System used in older petrol (gasoline) engines. Here is a clear explanation of each part and how the system works: 🔧 Distributor System Components & Functions 1. Ignition Coil Converts low battery voltage (12V) into high voltage (20,000–40,000V). Supplies high voltage to the distributor. 2. Distributor Distributes high-voltage current to the correct spark plug at the right time. Main parts inside the distributor: Cam Rotates with the engine.