18% Overdrive SFI 18.1 9.50″ OD Harmonic Balancer for GM 2015+ Z06 C7 Corvette. This damper is fully engraved for setting timing accurately.
Features an all aluminum case design for light weight, stress-proof steel hub and 1050 steel inertia rings for durability. Wet clutch friction design style with precision machined harmonic dampening for street and race engines.
- Diameter: 9.5″
- Overdrive: 18%
- Weight: 9.2 lbs
- Exceeds SFI 18.1 standards and is marked on front with SFI Sticker, and on the rear with SFI number stamped into unit.