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ATI SB Chevy 7" Harmonic Damper SFI 18.1 Certified

Super Damper Harmonic Balancer, SFI 18.1 Certified, Internal Balance, Aluminum/Steel Shell, Black, Small Block Chevrolet
Limited Supply: only 5 remaining
Availability: Same Day Shipping!
Shipping: Ships from Michigan.
Was: $449.00
Sale: $359.00
Save: 20%
Save: $90.00


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 Certified 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).

    Features: ATI SB Chevy 7" Harmonic Damper SFI 18.1 Certified 917220

    Super Damper Harmonic Balancer
  • Internal Balance
  • Aluminum/Steel
  • Black
  • Small Block Chevrolet

    Pit Stop USA offers ATI SB Chevy 7" Harmonic Damper SFI 18.1 Certified 917220 at low everyday prices. Be sure to check out all of our products from ATI Performance Products including ATI Performance Products Harmonic Balancers - SB Chevy.
  • Details

    • ATI917220
    • ATI917220
    • ATI Products
    • Available
    • Same Day Shipping!
    • New

    Shipping Information

    • Item Requires Shipping
    • 10.2 lbs.
    • W9.5000” x H3.9000” x L9.6000”
    • Ships from Michigan.

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