Fluidampr 2020+ GM 6.6L Duramax Steel Externally Balanced Damper

830151

• Broad RPM range torsional vibration protection.
• Reduce risk of crankshaft failure & wear on critical engine parts.
• Unleash lost torque and horsepower.
• Mandrel drive provision. Pre-drilled 3/8”-24 hole on Ø3.200” bolt circle.
• Removable hard coat anodized aluminum fan pulley (p/n 830151).
• SFI 18.1 certified. Made in USA.

• Both dampers are finished in a corrosion resistant black zinc chromate, then laser engraved with a timing mark, Fluidampr – Made in the USA logo, and SFI 18.1 credential.  A pre-drilled 3/8”-24 UNF on Ø3.200 B.C. bolt pattern allows for an accessory pulley, custom mandrel drive, and damper installer/remover tool use. Duramax L5P damper 830151 for 2020-present models feature a hard coat anodized aluminum fan pulley in this mounting.