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Fluidampr harmonic damper for 6.2L/6.5L GM diesel trucks (1982–1993, mechanical). Its viscous damping technology tames torsional vibration across the rpm band to reduce component wear and lower crankshaft failure risk while improving timing stability. Precision CNC‑machined steel construction, black zinc chromate finish and engraved timing marks. SFI 18.1 certified, no maintenance required, made in USA.
Fluidampr 6.2L / 6.5L GM Diesel 1982-1993 (Mechanical) Steel Externally Balanced Damper
