SKU: FLU620111
MPN: 620111
The FLUIDAMPR BBC 6-1/4 Harmonic Damper – SFI (Part Number 620111) is a precision-engineered crankshaft damper designed specifically for big-block Chevrolet engines. This product is ideal for engine builders, performance enthusiasts, and racing teams who require reliable crankshaft vibration control in high-performance applications.
Constructed from steel with black zinc plating for corrosion resistance, this 6.250-inch outer diameter unit features an internal balance design. The viscous fluid-elastomer technology effectively dissipates destructive oscillations across a wide RPM range, protecting the crankshaft from fatigue failure.
This damper is particularly suited for applications where factory dampers have proven inadequate under sustained high-RPM operation, increased boost pressure, or extended racing exposure. Its internal balance specification ensures compatibility with corresponding internal-balance crankshafts and flexplate assemblies without requiring external counterweights.
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