ATI Super Damper SFI 18.1 Harmonic Balancer - 7.074 in OD - Black - Internal Balance - Big Block Chevy Brake Bias Adjuster These kits work great for

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

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

The Blaster 3 Coil features an extra tall tower design to improve the coil wire attachment and spark isolation

No Cutting or Welding

1980-1981 Pontiac Firebird

ATI Super Damper SFI 18.1 Harmonic Balancer - 7.074 in OD - Black - Internal Balance - Big Block Chevy Brake Bias Adjuster These kits work great forThe 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