Feature●Set includes: One double-groove crank pulley 5-1/2" diameter, one single V-groove water pump pulley 6-1/4" diameter and one single V-groove alternator pulley with cover 2-11/16" diameter●Clear powder coated finish to eliminate polishing in hard-to-reach places●Replaces the low performance V-belts and eliminates belt throwing●90 day Limited Warranty●Reduces accessory drag and provides an increase of 12-15 horsepower at rear wheelsDescription The March Performance v-belt pulley kit is designed with a Performance ratio. This long water pump pulley set will increase horsepower by reducing accessory drag. It eliminates belt throwing and is designed for daily street driving. These pulleys are precision CNC machined and made from 6061-T6 aluminum for extra strength and wear. They are finished with a No Polishing clear powder coat.