ATI Performance Products Damper - 6.78 - Aluminum - 6 Groove

Super Damper Harmonic Dampers

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

• Eliminates torsional crankshaft vibrations
• Exceeds SFI 18.1 specs
• Black zinc chromate finished
• OEM equipment on ZZ572 GM Crate Engines
• Tunable, rebuildable, and extremely efficient at ALL RPM
• Laser engraved 360° timing marks

Inner and outer shells are available in aluminum or steel, and contain a steel inertia weight. This inertia weight has six (2-ring design) or eight (3-ring design) computer machined grooves to retain the proper durometer O-rings (dyno tested for each application).

Specifications:

• Outer Diameter: 6.78 Inches (10% UD)
• Weight: 6.75 Lbs
• Shell Material: Aluminum
• Grooves: 6
• Hub Material: Steel