This thermostat is meticulously crafted to accommodate a comprehensive range of Johnson/Evinrude engines, ensuring your motor operates at optimal cooling efficiency and performance. It is fully compatible with E-tec engines ranging from 40-250 hp, 2-stroke engines from 6-55 hp, as well as Cross V4 and V6 engines. Additionally, it seamlessly fits 9.9 and 15 hp 4-stroke engines manufactured between 1994 and 2001. Being an authentic BRP product, it adheres to stringent standards and quality requirements, ensuring reliability and durability for your motor.