Harmonic Balancer - Fluidampr - Big Block Chevy - External Balance - Dual Key, 3/16", 1/4" - Steel - Black Zinc Chromate - 8" dia - 17 lbs - SFI 18.1 - Made in USA - Each
- Broad RPM range protection.
- Reduce risk of crankshaft failure.
- Reduce wear on critical engine parts.
- Unleash lost torque & horsepower.
- No maintenance required.
- Superior durability.
- SFI 18.1 spec. Race proven for over 35 years.
- Made in USA.