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.

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Harmonic Balancer - Fluidampr - Small Block Chevy - 400ci External Balance - Steel - Black Zinc Chromate - 7-1/4" dia - 13.9 lbs - SFI 18.1 - Made in USA - Each

Harmonic Balancer - Fluidampr - SBC - 400ci - Ext Balance - Each

Fluidampr Chevy V8 400 CID Steel Externally Balanced Damper

Chevy Small Bock Gen 1. 400ci external balance.

Fluidampr Performance Damper

Engine Harmonic Balancer

Harmonic Balancer

Fluidampr