Description: 100% brand new, Never been tried or installed Professional installation in highly recommended(No instruction included) Water Pump Pulley： Material：Steel Color：Black Type：Double Groove Water Pump Shaft: 5/8" Bolt Hole Quantity: 4 Outside Diameter: 6.25" Belt Type: V-Belt Only Use For Short Water Pump These Feature deep grooves to prevent belt from slipping Crankshaft Pulley： .
