The EWP115 Alloy Kit provides a maximum flow rate of 127 l/min that improves engine cooling control and capacity whilst giving you more power, torque, and improved fuel economy. The EWP115 Nylon is a practical alternative to the mechanical belt-driven pump or as an auxiliary pump small, medium, and large high- performance vehicles. This compact pump is manufactured out of anti-corrosive, lightweight, heat-resistant, glass-filled nylon with 38mm (1-1/2") push on barb fittings on the inlet and Outlet of the pump are for neat, secure, and convenient fitment in any application.