Specifications: Single-Groove Long Water Pump Pulley: Groove Quantity - 1 Water Pump Style - Long Pulley Material - Steel Pulley Style -V-Belt Pulley Design - Plain Water Pump Shaft - 5/8" Bolt Hole Quantity - 4 Outside Diameter - 6.3" Underdrive - No Overdrive - No Nose Cover - Not Included Hardware - Not Included Quantity - Sold Individually .
