YX90 Valve Set Fits:YX 90cc Engines. Dimensions Inlet:Head = 23mmStem = 5mmLength = 66mm Dimensions Exhaust:Head = 20mmStem = 5mmLength = 65mmItem Includes:1x Intake Valve1x Exhaust ValveYX90 Valve SetSKU: YX90VS£12.99PriceQuantity*Add to Cart