The ATI Serpentine Super Damper contains grooves for serpentine belts machined into the outer damper shell. The dampers come standard with 6 outer grooves for standard OEM drive systems. 8 & 10 grooves are available for supercharger or turbo applications.

The dampers are available in OEM 7.5" diameter and 6.75" diameter, for 10% under-drive on accessories. Crank hubs may be fitted with a 6 groove serpentine pulley to drive external oil pumps or vehicle accessories at 60% crank speed.

The Serpentine Series dampers fit all ATI GM-front crank hubs and can be adapted to many engine combinations providing maximum flexibility. The dampers are available in steel or lightweight hard-coated aluminum and come with laser engraved 360° timing marks. Exceeds SFI 18.1 specs.

Application: LS1 Camaro/Firebird, 10% underdrive with A/C pulley, Aluminum shell 6.75" OD (4.5 lbs) with steel hub