ATI Performance Products ATI918601E Super Damper Harmonic Balancer

The ATI Performance Products ATI918601E is a patented Super Damper harmonic balancer engineered exclusively for high-performance engines. This externally balanced crankshaft damper features a steel 3-ring construction with elastomer design that effectively eliminates torsional crankshaft vibrations across all RPM ranges.

Key Features:

• Steel outer shell with steel inertia weight (shell weight: 8.75 lbs, hub weight: 2.4 lbs)
• Three-ring design with computer-machined grooves retaining proper durometer O-rings dyno tested for optimal performance
• 7.074-inch outside diameter with black zinc chromate finish
• Laser-engraved 360-degree timing marks for precise engine tuning
• Exceeds SFI 18.1 certification standards for racing applications
• Six crankshaft pulley bolt holes and single keyway design
• Tunable and rebuildable construction for long-term performance

Whether used in competitive racing or high-performance street applications, this Super Damper delivers superior vibration control and durability. The elastomer construction efficiently dampens harmful crankshaft harmonics while the precision-machined steel components ensure reliable operation under extreme conditions. Mounting hardware sold separately.