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The Fluidampr harmonic balancer for 2001–2018 GM/Chevy 6.6L Duramax is a viscous damper developed to control torsional vibration across the rpm range. Race-proven design reduces wear on engine components, lowers crankshaft failure risk, and helps maintain timing under heavy loads. CNC-machined, balanced high-grade steel construction, black zinc finish with engraved timing marks, SFI 18.1 certified and made in the USA.
Fluidampr 01-18 GM / Chevy 6.6L Duramax Internally Balanced Damper - Harmonic Balancer
