Upgrade your Zongshen 140 engine with this high-quality pit bike cylinder head. Designed for maximum performance, this cylinder head features a 28mm intake port and is made from durable materials that will withstand even the toughest conditions. Whether you're looking to replace a damaged part or simply want to upgrade your engine, this cylinder head is the perfect choice. With its sleek design and high-quality construction, this cylinder head is sure to give your Zongshen 140 engine the performance boost it needs. Order now and experience the benefits of this top-quality engine part for yourself! This has a 28mm intake valve fitted. Head has been ported and polished. Will fit…