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Fluidampr harmonic damper for Big‑Block Chevy 396–427 V8 engines. The viscous damper design controls harmful torsional vibration across the entire rpm range to reduce wear on critical engine parts, protect the crankshaft and help maintain timing. CNC‑machined, precision balanced steel with corrosion‑resistant black zinc finish and engraved timing marks. SFI 18.1 certified and made in USA; no maintenance required.
Fluidampr Chevy 396 - 427 CID V-8 Steel Internally Balanced Damper
