Compare Maximum number of 4 items selected ATP Harmonic Balancer - 102191 Part #: 102191 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): 1-1/4 Inch Inside Diameter Bore Size (mm): 32mm Number of Integrated Pulleys: 2 Pulley Diameter (in): 4, 5-7/16 Inch Overall Width (in): 2-9/16 Inch Overall Width (mm): 65mm Groove Count: 4, 6 Hardware Included: No Degree Markings Included: Yes Number Of Bolt Holes: 0 Show More Show Less