LSX 8-Rib Harmonic Balancer - 10% Overdrive

LSX 8-Rib Harmonic Damper - 10% Overdrive

Part# 863
Only $550.00

NOTE: Innovators West specific pin kit required when used with a stock non-keyed crankshaft.

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.




  • Diameter: 8.125"
  • Weight: 10.2 lbs
  • Exceeds SFI 18.1 standards and is marked on front with SFI Sticker, and on the rear with SFI number stamped into unit.