ATI Performance Products ATI918562 Super Damper Harmonic Balancer

The ATI Performance Products ATI918562 Super Damper is a high-performance harmonic balancer engineered to eliminate torsional crankshaft vibrations in demanding applications. This patented crankshaft damper features an aluminum outer shell with a steel hub and internal steel inertia weight, utilizing elastomer O-rings to effectively dampen vibrations across all RPM ranges.

Key Features:

• 6.780-inch outside diameter with 6-groove serpentine belt design
• SFI 18.1 certified for competition use
• Laser-engraved 360-degree timing marks for precise engine tuning
• Black zinc chromate finish for corrosion resistance
• Two-ring elastomer design with computer-machined grooves for dyno-tested durometer O-rings
• Tunable and rebuildable construction for long-term performance
• 15% overdrive configuration with OEM spacing (requires longer belt)

Constructed with aluminum and steel materials, this harmonic balancer is designed for internal balance engines and delivers efficient vibration dampening at all RPM levels. The unit is sold individually and does not include mounting hardware. Made in the USA by ATI Performance Products, a trusted name in high-performance engine components.