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  6. LS Truck & Trailblazer SS, 8 Rib - 10% Overdrive Harmonic Damper
  7. 99-13 GM Trucks, 06-08 TBSS & 10-15 Gen 5 Camaro
Pricelist: Master WD Pricing - Innovators West Pricelist
Pricelist: Master WD Pricing - Innovators West Pricelist

LS Truck & Trailblazer SS, 8 Rib - 10% Overdrive Harmonic Damper

Part #: 863
$ 420.42 $ 637.00

  • Hub Style
  • Keyway Options - Standard Single Keyway
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Description

SFI 18.1 Harmonic Damper for GM 2009-2015 LSX Gen 5 Camaro, GM 1999-2013 Trucks & 06-08 Trailblazer SS - w/ Crank Bolt. Features 8-Rib, 10% Overdrive Pulley. Complete 8 Rib Conversion Kits also available, see options below.

NOTE: Although this damper is designed with 8 belt grooves, it may be used with the stock 6-rib accessory drive with no issues.



  • Comes with Single 3/16" Keyway

  • Exceeds SFI 18.1 standards and is marked on front with SFI Sticker, and on the rear with SFI number stamped into unit.


Technical Details

Diameter 8.125"
Weight 10.2 lbs
NOTE The Super Duty Blower Hub option is a thicker hub that provides greater resistance to hub cracking under high power supercharged applications (750 rwhp and greater). This option includes a new custom made timing cover seal to adapt the oversized hub to a

Instructions

GM LSX Damper Installation Instructions [PDF Format].
Damper Hub Honing Instructions [PDF Format].