Compare Maximum number of 4 items selected ATP Harmonic Balancer - 102217 Part #: 102217 Line: ATP ATP Harmonic Balancer Limited Lifetime Warranty Balancer Type: OE Replacement Balancer Style: Grooved Material: Cast Iron Belt Type: Serpentine Bore Type: Smooth New Keyway Included: No Inside Diameter Bore Size (in): 1-3/8 Inch Inside Diameter Bore Size (mm): 36mm Number of Integrated Pulleys: 2 Pulley Diameter (in): 5-1/4, 5-7/8 Inch Pulley Diameter (mm): 133mm, 149mm Groove Count: 4, 4 Hardware Included: No Degree Markings Included: Yes Number Of Bolt Holes: 4 Show More Show Less