The Zenllihome Fuel Tank cap replacement is the perfect addition for GCV145, GCV170, and GCV200 engines, which are commonly used in lawnmowers and garden mowers. This cap replacement ensures a secure and leak-free seal, protecting the engine from fuel contamination and increasing efficiency. The GCV145 and GCV170 engines require a specific fuel lid (17620-Z9L-800), which is also available for purchase separately, available in stock. This interchangeable fuel lid makes it easy to switch between different engine types while maintaining the same cap. The high-quality materials used in the construction of the fuel tank cap replacement guarantee durability and longevity, ensuring trouble-free operation for your lawnmower or garden mower. With Zenllihome, you can trust in a reliable and innovative product designed to enhance the performance and safety of your outdoor equipment.