ATI Super Damper® Harmonic Dampers

The patented ATI Super Damper is engineered exclusively for high performance Chevy engines, providing superior control of torsional crankshaft vibrations. Constructed with a black zinc chromate finish, this damper exceeds SFI 18.1 specifications for safety and performance.

• Tunable, rebuildable, and highly efficient at all RPM ranges
• Laser engraved 360° timing marks for precise ignition setup

The ATI Serpentine Super Damper features grooves for serpentine belts machined directly into the outer shell. Standard models include 6 outer grooves for OEM drive systems, with 8 and 10 groove options available for supercharger or turbo applications. Multiple diameters are offered to suit various setups. Crank hubs can be equipped with a 6-groove serpentine pulley for driving external oil pumps or accessories.

Serpentine Series dampers are compatible with all ATI GM-front crank hubs and can be adapted to a wide range of engine combinations for maximum flexibility. Available in steel or lightweight hard-coated aluminum, each damper features laser engraved 360° timing marks and meets or exceeds SFI 18.1 specifications.