Super Damper™ Front Harmonic Damper Assembly (917120) by ATI Performance®. The patented ATI Super Damper is the only crankshaft damper designed exclusively for high performance Chevy engines
- Passenger timing.
- Requires Chevy big block pulley accessories, drag race only. Shipping Restriction: CA, NY, ME.
|Finish: Black Anodized|
|Engine Balance: Internal|
|Include: With Steel Crankshaft Hub|
|Outside Diameter: 7.074"|
- 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 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).
ATI Performance Products is a family owned and operated company with over 50 years of experience in manufacturing top-grade race products, including competition transmissions, flexplates, adapter kits and internal transmission components. Located in Maryland, ATI Performance® produces a variety of true track-tested and proven products manufactured under the strictest quality control in one of the most advanced manufacturing facilities in the industry. ATI proudly holds over a dozen of U.S. Government patents.