ATI Super Damper Harmonic Balancer - 6.730" OD - SFI 18.1 - Internal Balance - Aluminum/Steel - Black - GM LS-Series R010003M Pulley Kit

Pulley Kit

Spring Rate: 450 lbs

Unique One-Piece Housing with Sight Window:

RaceQuip uses an oversize heavy duty brass YKK Nomex ® backed zipper for added durability

ATI Super Damper Harmonic Balancer - 6.730" OD - SFI 18.1 - Internal Balance - Aluminum/Steel - Black - GM LS-Series R010003M Pulley KitProduct Description: Harmonic Balancer Super Damper 6. 730 in OD SFI 18. 1 Internal Balance Aluminum Steel Black GM LS Series Sold Individually ATI Performance Products is a company founded on innovation, precision and service. ATI harmonic Super Dampers add horsepower and torque to race, street and truck engines. ATI Performance Products is the creation of over 40 years of Transmission and performance component manufacturing and racing experience.