This balancer was directly designed and manufactured by ATI for ZZPerformance.  This is a bolt on premium harmonic balancer specifically for the GM LTG 2 liter turbo engine.  It has improved dampening ability over the stock cast iron crank pulley.  The results will be longer engine life and a smoother running engine.

The patented ATI Super Damper is the only crankshaft damper designed exclusively for high performance GM engines.

• Eliminates torsional crankshaft vibrations
• Exceeds SFI 18.1 specs
• Black zinc chromate finished
• Tunable, rebuildable, and extremely efficient at ALL RPM
• Laser engraved 360° timing marks

The ATI Serpentine Super Damper contains grooves for serpentine belts machined into the outer damper shell.