ATI Performance Products ATI917061 Super Damper Harmonic Balancer Big Block Chevy Internal Balance - 6.325

The ATI Super Damper ATI917061 is a high-performance harmonic balancer specifically designed for Big Block Chevy engines. This patented damper is engineered exclusively for high-RPM performance applications, making it ideal for racing and street performance builds where engine speeds exceed 6000 RPM.

Key Features:

• 6.325-inch outside diameter with internal balance design
• Steel construction for maximum durability and strength
• Elastomer o-ring dampening system with computer-machined grooves
• Steel inertia weight retained by proper durometer o-rings for optimal vibration control
• Exceeds SFI 18.1 specifications for racing safety
• Black anodized finish for corrosion resistance
• Laser-engraved 360-degree timing marks for precise tuning
• Tunable and rebuildable design for long-term performance

The ATI Super Damper effectively eliminates torsional crankshaft vibrations at all RPM ranges, protecting your engine's internal components from damaging harmonics. This damper has been extensively tested in professional racing applications and is OEM equipment on various high-performance crate engines. Hardware not included.