Description
Harmonic dampers are critical to engine longevity—they absorb crankshaft vibrations that can lead to premature wear, bearing damage, and catastrophic failure. The ATI SBC 6.325 Super Damper delivers precision dampening with SFI 18.1 certification, making it the trusted choice for both street and track builds. If you’re running a serious small block Chevy, this is the component that separates a long-lived engine from one headed for the machine shop.
- 6.325 in OD
- SFI 18.1 certified
- Aluminum/steel construction
- Internal balance compatible
- Small Block Chevy specific
- Black finish
- Bolt-on installation
- Sold individually






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