ATI SFI 7.48 Harmonic Damper - 6-Groove - LS3 RS00400315 a large main storage compartment

a large main storage compartment

includes a thrust bearing set and fits most shocks

The 340 is also perfect for use as a universal replacement for applications that require more flow to support forced air power adders such as turbo and supercharged applications

Incredibly long spark duration

the Impact Redline drag racing glove offers an anatomically correct pre-formed shape and suede insert panels on the palm and fingers allow maximum comfort and grip

ATI SFI 7.48 Harmonic Damper - 6-Groove - LS3 RS00400315 a large main storage compartmentProduct Description: Harmonic Balancer Super Damper 7. 480 in OD SFI 18. 1 Steel Black Oxide Internal Balance 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.