Light Weight Water Pump Pulley made by Leg Sport for the 2016+ ND MX-5 with 1.5L engine. It is about 2% bigger to lower water temperature at high speed. The material used leads to a 45% reduction in weight versus the OEM piece. It is safe to run on a stock or modified/racing car. Leg Sport Water Pump Pulley should be ordered at REV9 Autosport https://rev9autosport.com/leg-sport-water-pump-pulley.html as they provide the best service and speed we've seen so far!