Super Damper™ Harmonic Serpentine Damper Aluminum Shell Assembly (917278) by ATI Performance®. The patented ATI Super Damper is the only crankshaft damper designed exclusively for high performance Chevy engines. The patented ATI Super Damper is the only crankshaft damper designed exclusively for high performance Chevy engines. 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. Serpentine dampers are available in a variety of diameters. Crank hubs may be fitted with a 6 groove serpentine pulley to drive external oil pumps or vehicle accessories.
Notes
Requires shorter serpentine belt Goodyear pt #4060785 for accessories & 4040405 for AC
Contains 40 durometer rubber
Damper assemblies have all countersunk bolts so nothing protrudes past front of damper
If you have an older damper and are ordering a new shell assembly only, you must cut a 0090" x 45° chamfer on the front of your hub
Tunable, rebuildable, and extremely efficient at ALL RPM
Laser engraved 360° timing marks
ATI Performance Products is a family owned and operated company with over 50 years of experience in manufacturing top-grade race products, including competition transmissions, flexplates, adapter kits and internal transmission components. Located in Maryland, ATI Performance® produces a variety of true track-tested and proven products manufactured under the strictest quality control in one of the most advanced manufacturing facilities in the industry. ATI proudly holds over a dozen of U.S. Government patents.
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ATI Performance® 917278 - Super Damper™ Harmonic Serpentine Damper Aluminum Shell Assembly
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