ATI Super Damper Harmonic Balancer 7.074" OD SFI-18.1 Dual Keyway - Steel 919115 P/N 13214 double adjustable bypass

P/N 13214 double adjustable bypass regulator

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OEM frame cross member must be modified

AFR Magnum V2 Heads

ATI Super Damper Harmonic Balancer 7.074" OD SFI-18.1 Dual Keyway - Steel 919115 P/N 13214 double adjustable bypassProduct Description: Harmonic Balancer Super Damper 7. 074 in OD SFI 18. 1 Dual Keyway Steel 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