ATI Performance Products 918620U Super Damper Harmonic Balancer

The ATI Performance Products 918620U is a high-performance harmonic balancer designed to eliminate damaging crankshaft vibrations in racing and high-performance engines. This Super Damper features ATI's proven elastomer design that absorbs harmonic vibrations across the entire RPM range, protecting the crankshaft, bearings, and other critical engine components from fatigue and failure.

Key Features:

• Precision-machined from high-quality steel for durability and balance
• Elastomer ring design provides superior vibration dampening compared to OEM balancers
• SFI 18.1 certified for racing applications
• Replaceable elastomer allows for rebuild and extended service life
• CNC-machined with tight tolerances for minimal runout
• Black oxide finish for corrosion resistance

ATI Super Dampers are the choice of professional engine builders and racers worldwide, providing proven protection for engines operating at high RPM and under extreme loads. This damper helps extend engine life by controlling torsional crankshaft vibrations that can lead to premature wear and catastrophic failure.