The QAZAKY spark plugs are a must-have accessory for any ATV, scooter, bike, pit dirt user, or even Go Kart enthusiast. These 3-piece spark plugs are designed for a wide range of vehicles, including popular brands like GY6, 50cc - 70cc, 90cc, 110cc, 125cc, 150cc, TaoTao, Buyang, Roketa, Sunl, Baja, Kymco, Chinese U20FSR, U22FSR-U, and C5HA, C5HSB. The high-quality construction ensures optimal performance and longevity, while the 3-piece design reduces the risk of exploding during use. With superior sealing and oxygenation capabilities, these spark plugs provide a smooth and powerful ignition experience. Plus, they're built to last, making them an excellent value for money. Choose QAZAKY for reliable, efficient, and durable spark plug performance.