ATI Super Damper Harmonic Damper - SB Chevy - 6.325" Diameter - Aluminum/Steel - Internal Balance - Internal Balance 931025 1/4 in Through Hole

1/4 in Through Hole

5/8 in Hex Head

Ace Racing clutches will help you join the long list of winners who have found that our products have given them a competitive edge

Internal bag pockets are included for convenience

External Pad

ATI Super Damper Harmonic Damper - SB Chevy - 6.325" Diameter - Aluminum/Steel - Internal Balance - Internal Balance 931025 1/4 in Through HoleThe 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