Jabsco - The Original Impeller Jabsco flexible impellers can be fitted to most makes and models of bronze flexible impeller engine cooling, bilge, transfer and general purpose pumps. Jabsco flexible impellers are subjected to rigorous quality processes to ensure reliable, efficient and long lasting performance. Impeller Replacement - The Basics Use neoprene Impellers for engine cooling, and for fresh or saltwater transfer duties. neoprene is the most commonly used material and is suitable for use where only small amounts of oil or diesel fuel are present. Use nitrile Impellers for bilge pumping, and for transfer duties where the water is heavily contaminated, for example by oil or diesel. |