Description: 100% Brand New Items, Never Used Or Installed Professional Installation is Highly Recommended No Instruction Included Water Pump Pulley Finish: Black Pulley Style: V-Belt Pulley Design: Plain Groove Quantity: 1 Water Pump Style: Short Water Pump Shaft: 5/8" Bolt Hole Quantity: 4 Pulley Material: Steel Outside Diameter: 7.100" Steel pulleys provide affordable style and reliability. .