Super Damper Harmonic Balancer SFI Approved
Suit 289-302-351 Windsor & 302-351 Cleveland, External Balance, 10 O'Clock Timing

The patented ATI Super Damper is the only damper designed exclusively for high performance engines.

• Eliminates torsional crankshaft vibrations
• Exceeds SFI 18.1 specs
• Black zinc chromate finished
• Tunable, rebuildable, and extremely efficient at ALL RPM
• Laser engraved 360° timing marks