General description The D8TC Spark Plug with 3 Electrodes is designed as a replacement for various 4 Stroke engines including 125cc, 150cc, 200cc, and 250cc models such as ATVs, dirt bikes, go-karts, mopeds, and scooters. This pack includes two spark plugs, ensuring you have a spare on hand. Technical specifications Thread Diameter: 12mm / 0.47 inches Spark Plug Length: 76mm / 3.0 inches Electrode Type: 3 electrodes Pack Quantity: 2 Installation Easy to install with a three-jaw electrode design. Ensure to check model number and size before ordering to confirm compatibility. Usage The three-jaw electrode design helps consume less heat. Quick ignition of the fire core allows for complete combustion of gas in the engine. Increases horsepower and reduces fuel consumption, saving fuel and energy.