This HZ 18A Voltage Regulator rectifier is a direct replacement for many Kohler CH440 CH395 CH270 engines. It is a high-quality product that is designed to provide reliable and efficient performance. The voltage regulator is made with durable materials and is built to withstand the rigors of outdoor use. It is easy to install and is compatible with a wide range of engines. With its precise engineering and quality construction, this voltage regulator is the perfect choice for anyone looking for a reliable replacement for their Kohler engine.