ATI Performance Products Damper - 7 - St Chevy Sb/90* V-6 W/blower & Ign Crank Trigger
Super Damper Harmonic Dampers
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 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).
Specifications:
- Outside Diameter: 7.074 in.
- Total Weight: 8.75 Lbs
- Inertia Weight: 4.5 Lbs
- Shell Material: Steel
- Engine Balance: Internal
- Degree Marking Range: 360
- Safety Rating: SFI 18.1
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For: Gm Sb Blower - 1.246" Crankshaft - 2 X 3/16 Keyways, Race Use: 8 Lbs Max Boost, Street Use: 12 Lbs Max Boost
ATI Performance Products Damper - 7 - St Chevy Sb/90* V-6 W/blower & Ign Crank Trigger
Sale price$461.34 USD