Features: 1. Replacement for 150cc 200cc 250cc vertical engine; not compatible with GY6 engines or horizontal engines (fits ATV only, not suitable for scooters, go karts, or other vehicles). 2. Ignition kit includes 1 x CDI, 2 x D8 spark plugs, 1 x electromagnetic relay, 1 x ignition coil, 1 x regulator. 3. Durable construction using ABS+PCC material, resistant to damage and designed for long-term use. 4. Made from high-quality original materials for direct replacement and installation, ensuring stable performance. 5. Ideal for upgrading the original vehicle ignition system, suitable for maintenance, replacement, refurbishment, upgrade, modification, or backup use. Item Type: CDI Regulator Kit Material: ABS+PCC Specification: 1 Set (includes 1 x CDI, 2 x D8 spark plugs, 1 x electromagnetic relay, 1 x ignition coil, 1 x regulator) Application: Designed for replacement on 150cc 200cc 250cc vertical engines (ATV only); improves original ignition performance Function: Wide compatibility, enhances ignition efficiency Package Contents: 1 x CDI 2 x D8 Spark Plug 1 x Electromagnetic Relay 1 x Ignition Coil 1 x Regulator