Fluidampr 11+ Chevy/GM 6.6L Duramax Diesel Damper 830121

Part Number: fdr830121 Description: Fluidampr Harmonic Balancer Bore Dia. Min/Max: 1.930 / 1.931 Engine Balance: External Length: 2.858 OD: 8-3/8" (8.375) Finish: Black Zinc Keyway: Single (5mm) Safety Rating: SFI 18.1 Degree Markings: No Material: Steel Mounting Hardware Incl.: No Rotating Weight: 25 (16.8 Rwt) Degree Markings: Engraved Outside Diameter: 8-3/8" Title: Fluidampr - 830121 - Harmonic Balancer - Fluidampr - GM - 2011-2016 - 6.6L Duramax LML/LGH - Each Weight / Rotating Weight: 24.0 lbs / 16.0 lbs Prop 65 - Short Label: CA-Prop65-label.jpg Prop 65 (C, R, or CR): CR Prop 65 Yes/No: Yes Depth: 2.858 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. Degree Marking Range: TDC