ATI SB Ford 6.325 Harmonic Damper - SFI 3-Bolt 28140BK AFCO's winning products start with

AFCO's winning products start with winning design and engineering

1973-1986 Chevrolet K10 Suburban

billet aluminum arms have a high resistance to twisting

Rotors have 36 directional cooling vanes and are 1-1/4" thick x 11-3/4" diameter

ATI SB Ford 6.325 Harmonic Damper - SFI 3-Bolt 28140BK AFCO's winning products start withProduct Description: Harmonic Balancer Super Damper 6. 325 in OD SFI 18. 1 Steel Black Oxide Internal Balance Ford Small Block 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.