Fluidampr 6.6L GM Duramax 2006-2008 Steel Externally Balanced Damper 830111

Part Number: fdr830111 Description: Fluidampr Harmonic Balancer Degree Markings: Yes Keyway: Single Degree Marking Range: TDC Engine Balance: External Finish: Black Zinc Length: 2.9 Bore Dia. Min/Max: 1.930 / 1.931 WT. in lbs.()=Rotating weight: 25.4 (16.9 Rwt) Mounting Hardware Incl.: No Safety Rating: SFI 18.1 Material: Steel O.D.: 8-3/8" (8.375) Degree Markings: Engraved Outside Diameter: 8-3/8" Title: Fluidampr - 830111 - Harmonic Balancer - Fluidampr - GM - 2006-2008 - 6.6L Duramax LBZ./LMM- Each Weight / Rotating Weight: 27.7 lbs / 18.3 lbs Prop 65 - Short Label: CA-Prop65-label.jpg Prop 65 (C, R, or CR): CR Prop 65 Yes/No: Yes Depth: 2.66 Drive Belt Type: Serpentine Inside Diameter: 1.93 Keyway Type: Single; (5mm) Mounting Hole Quantity: 1 Pulley Groove Quantity: 6 Bolt and Washer Included: Yes, washer. Recommend Fluidampr High Strength Bolt Kit p/n 300010.