ATI Performance Products ATI918573 Super Damper Harmonic Balancer

The ATI Performance Products ATI918573 Super Damper is a high-performance harmonic balancer designed to eliminate destructive torsional crankshaft vibrations in racing and high-performance engines. This patented crankshaft damper features ATI's exclusive multi-ring inertia weight design with computer-machined grooves that retain precision-engineered elastomer O-rings, dynamically tested for optimal vibration dampening across the entire RPM range.

Key Features:

• Eliminates torsional crankshaft vibrations for increased engine reliability and power
• Exceeds SFI 18.1 certification standards for racing applications
• Constructed with aluminum or steel inner and outer shells with steel inertia weight
• Black zinc chromate finish for corrosion resistance and durability
• Laser-engraved 360-degree timing marks for precise ignition timing
• Tunable and rebuildable design for long-term performance
• Extremely efficient at all RPM levels from street to full competition use
• Pulley mounting configuration for serpentine belt systems

ATI Super Dampers are trusted by professional race teams and performance enthusiasts worldwide, and come as OEM equipment on various high-performance crate engines. Whether you're building a dedicated race engine or a high-performance street machine, the ATI918573 provides superior crankshaft protection and helps unlock additional horsepower and torque by reducing parasitic losses from harmonic vibrations.