Dorman OE Solutions Harmonic Balancer Assembly - 594-704 Part #: 594-704 Line: DOR Dorman OE Solutions Harmonic Balancer Assembly Limited Lifetime Warranty Material: Cast Iron Overall Width (mm): 25mm Hardware Included: No Belt Type: Serpentine Pulley Diameter (in): 5-11/16 Inch Pulley Diameter (mm): 145mm Number Of Bolt Holes: 1 Bore Type: Woodruff Key Balancer Type: Elastomer Insulator Inside Diameter Bore Size (in): 1-1/16 Inch Inside Diameter Bore Size (mm): 27mm Show More Show Less