ATI Performance Products 917781 6.325" Harmonic Damper for Small Block Chevrolet 024258381674 A precision multi stage hydraulic

A precision multi stage hydraulic valve assembly operating in an aeration free fluid chamber

including same-day shipping for orders placed as late as 8 p m

Manufacturer # 200-2050

Makes valve adjustments quick and easy

Signature V-Flow heat circulation with wide heating zone

ATI Performance Products 917781 6.325" Harmonic Damper for Small Block Chevrolet 024258381674 A precision multi stage hydraulicBrand ATI Performance Products Model 917781 SFI approved Super Damper Harmonic Damper (Internal Balance Damper Assembly) Part Number: ATI 917781 The patented ATI Super Damper is the only crankshaft damper designed exclusively for high performance Chevy engines. Eliminates torsional crankshaft vibrationsExceeds SFI 18. 1 specsBlack zinc chromate finishedOEM equipment on ZZ572 GM Crate EnginesTunable, rebuildable, and extremely efficient at ALL RPMLaser