Modifying your Hellcat do it right with this lower and a pinned crank. Cheap insurance plus the ATI increases Hellcat boost to 13.5
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The patented ATI Super Damper is the only crankshaft damper designed exclusively for high performance Chrysler, Dodge and Mopar Engines – including the new HEMI!
Whether you race or just drive on the street, ATI’s harmonic balancers are the perfect choice.
- Eliminates torsional crankshaft vibrations
- Exceeds SFI 18.1 specs
- Black zinc chromate finished
- OEM equipment on 392 Mopar Crate Engines
- Tunable, rebuildable, and extremely efficient at ALL RPM
- Laser engraved 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).




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