ATI Serpentine Super Damper - SFI 18.1 - Harmonic Balancer - 7.525 in OD - Black - Internal Balance - GM LS-Series 2261296 Brass bolt-in valve stem resists

Brass bolt-in valve stem resists cutting during contact

oval track

The ratcheting mechanism is cranked by hand with the included 1/4" ratchet handle

1968-1969 Oldsmobile Cutlass

• Lightweight – Large is only 1lb

ATI Serpentine Super Damper - SFI 18.1 - Harmonic Balancer - 7.525 in OD - Black - Internal Balance - GM LS-Series 2261296 Brass bolt-in valve stem resistsProduct Description: Harmonic Balancer Serpentine Super Damper 7. 525 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