This vintage Volvo Penta water pump is a must-have for any marine enthusiast. The pump is designed to provide reliable and efficient performance, making it an ideal addition to any inboard engine and component collection. With its unique manufacturer part number of p-21956, this water pump is a rare find that is sure to impress. The pump is suitable for use with a variety of Volvo Penta motors and is made from high-quality materials that are built to last. Whether you are a collector or a mechanic, this vintage water pump is a valuable piece that you won't want to miss out on.