NCY 52mm Big Valve Racing Head

NCY 88cc Aluminum Performance Cylinder Head. Great quality alloy cylinder head designed to work seamlessly with 1100-1248 88cc cylinder kit. Give your QMB139 the power to actually get some respect. You can use this cylinder on all QMB139 engines from SYM, Kymco, QLink, Filly 50 as well as other Chinese scooters with the QMB139 engine. Note:Rocker arm assembly (part # 1100-1326 ) may be required for some models. Please check the valve stem height, as it relates to the rocker arms installation. Be sure to add an exhaust , upgrade your carburetor and air filter for a complete upgrade. Not legal for use in California on pollution controlled vehicles. Check local laws before installing. This product is not intended for use on public roads or land. **NOT AVAILABLE FOR SALE IN CALIFORNIA.**