LSX 10-Rib Harmonic Balancer for LS7 Corvette – 10% Overdrive #854


SFI 18.1 Harmonic Damper for GM 2006-2013 LS7 Corvette w/Crank Bolt. Features 10 Rib drive & 10% Overdrive Pulley. Complete 10 Rib Conversion Kits also available, see options below.

  • Diameter: 8.125″
  • Weight: 9.8 lbs
  • Exceeds SFI 18.1 standards and is marked on front with SFI Sticker, and on the rear with SFI number stamped into unit.

2 in stock (can be backordered)


Double 3/16" Keyway Add On

Add an additional 3/16 Keyway to your Damper. Required the crankshaft to be machined for a second keyway 180* out from the original keyway. *Requires damper purchase.

SKU: 854 Category: Tags: , ,