ATI Super Damper SFI 18.1 Harmonic Balancer - 7.074 in OD - Black - Internal Balance - Big Block Chevy Brake Bias Adjuster PolyMatrix "D" compound pads have

PolyMatrix "D" compound pads have one of the highest cold friction torque values of any race pad material with strong resistance to fade or glaze during periodic sharp rises in rotor temperature

These kits work great for racers who need to build custom headers when a specific fit header is not available

No Cutting or Welding

transmissions or transfer cases requiring an SAE 80W90

Engine Adjuster

ATI Super Damper SFI 18.1 Harmonic Balancer - 7.074 in OD - Black - Internal Balance - Big Block Chevy Brake Bias Adjuster PolyMatrix "D" compound pads haveThe patented ATI Super Damper is the only crankshaft damper designed exclusively for high performance Chevy engines. ATI BB Chevy 7. 074 Harmonic Damper SFI 917300 Super Damper Harmonic Balancer Internal Balance Aluminum Steel Black Chevrolet 396 402 427 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