Fluidampr Pontiac 389 400 421 428 455 CID V-8 Steel Internally Balanced Damper - 650401 Fits select: 1978-1979 PONTIAC FIREBIRD TRANS AM

Protect your engine. Modifications can compromise your stock harmonic balancer. Install a Fluidampr performance damper early for best durability. Superior viscous damper design controls harmful torsional vibration across the entire rpm range. Reduce wear on engine components. Reduce risk of crankshaft failure. Improve timing. Unleash lost torque and horsepower. Precision CNC machined and balanced high-grade steel components. Corrosion resistant black zinc finish with engraved timing marks. No maintenance required. Trusted by leading engine builders worldwide. SFI 18.1 certified. Made in USA. Harmonic Balancer - Fluidampr - Pontiac / Oldsmobile - V8 - Int Balance - Each Additional Features Finish:Black Zinc