ATI BBC 7.074 Harmonic Balancer SFI Int Balance H77803FM Note these shields are Snell

Note these shields are Snell rated only

Lightweight front bumper is 56" wide and weighs less than 2-1/2" pounds

High-impact plastic wheel cover features three 1/4"-20 fasteners for secure bolt-on mounting

Works well where only an alternator will be used

5 in OD Spring

ATI BBC 7.074 Harmonic Balancer SFI Int Balance H77803FM Note these shields are SnellProduct Description: Harmonic Balancer Super Damper 7. 074 in OD SFI 18. 1 Aluminum Black Oxide Internal Balance Big Block Chevy 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.