Compatible Models Designed specifically for DF4 and DF6 A engines. Works seamlessly with model numbers 1740098660, 1740098661, and 183266, ensuring a reliable fit and performance. Efficient Cooling Performance The quality impeller design ensures water flow through the cooling system, helping maintain consistent engine temperature and preventing overheating during operation. Versatile for Various Water Conditions Built to perform effectively in different water environments, from freshwater lakes to coastal saltwater areas, providing dependable operation no matter where your engine is used. Quick and Simple Installation Engineered with a precise structure for easy replacement. Allows for fast installation without special tools, minimizing downtime and keeping your engine ready for use. Durable and Reliable Build Manufactured from robust materials designed to withstand regular use and exposure to varying water conditions, providing long service life and dependable performance. Practical Applications 1. Ideal for recreational boat owners who need consistent cooling performance on fishing trips in freshwater lakes. 2. Suitable for coastal boating, ensuring reliable operation in saltwater environments during extended outings. 3. for small commercial vessels or rental boats requiring quick maintenance turnaround and dependable engine cooling.