ATI LS6 6.75 Harmonic Damper SFI H760C39XS 1/8"NPT fitting is commonly used

1/8"NPT fitting is commonly used in aftermarket calipers

1 in Thick

Internal Support Spring

The centrally located locking system has dual opening positions allowing adjustment for the visor to be slightly open for extra airflow as preferred by some karters in damp conditions or left completely sealed

10 x 2 x 2 in Rectangular

ATI LS6 6.75 Harmonic Damper SFI H760C39XS 1/8"NPT fitting is commonly usedProduct Description: Harmonic Balancer Serpentine Super Damper 6. 780 in OD SFI 18. 1 Aluminum Steel Black 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