Harmonic Dampers by ATI Performance
The patented ATI Super Damper is the only crankshaft damper designed exclusively for high performance Chevy engines. This inertia weight has eight (3-ring design) computer machined grooves to retain the proper durometer O-rings (dyno tested for each application).Not for standard LS applications.3-ring design, weight is 6.00 lbs. Steel hub average weight is 2.4 lbs.
Features
- Exceeds SFI 18.1 specs
- Black zinc chromate finished
- OEM equipment on ZZ572 GM Crate Engines
- 1.483 in. crankshaft snout
- 2.280 in. counterbore for use with dry sump systems
- 3-ring design, weight is 6.00 lbs
- Steel damper is size fitted to 6.325" OD
Benefits
- Eliminates torsional crankshaft vibrations
- Tunable, rebuildable, and extremely efficient at ALL RPM
