ATI Performance Products Damper - 7 - St - Chevy Bb W/blower - Jesel & Pump Dr Dr KDSS Lightweight check valve disc maintains

Lightweight check valve disc maintains added control at all engine speeds & loads

Align Quickfist® to holes and screw in place

or you may simply want a stronger unit

Off-road families who want to share their passion from day one

ATI Performance Products Damper - 7 - St - Chevy Bb W/blower - Jesel & Pump Dr Dr KDSS Lightweight check valve disc maintainsSuper 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