Specification: 100% brand new, Never been tried or installed Type: Water Pump Crankshaft Pulley Finish: Black Groove Quantity: 1 Bolt Hole Pattern: 3 on 2.73" Pulley Material: Steel Overall Diameter: 7" Inside Diameter: 1.13" Mounted Length: 2.93" Belt Width: .46" Pulley Style: V-Belt Water Pump Style: Long Water Pump (LWP) Steel Crankshaft pulleys provide affordable style and reliability. Professional Installation is Highly Recommended Installation Instruction is NOT Included .