ATI Performance Products 917789 Super Damper Harmonic Balancer SFI Certified - 6.370

The ATI Performance Products 917789 Super Damper is a high-performance harmonic balancer designed for Small Block Chevy and 90-degree V-6 engines with dry sump oiling systems. This precision-engineered damper features a 6.370-inch outer diameter and utilizes ATI's proven elastomer design to effectively control crankshaft vibrations across the entire RPM range.

Key Features:

• 6.370-inch outer diameter for optimal vibration control
• SFI 18.1 certified for competition use
• Designed specifically for Small Block Chevy and 90-degree V-6 applications
• Dry sump compatible configuration
• Precision-machined steel construction with replaceable elastomer ring
• Helps protect crankshaft and bearings from damaging harmonic vibrations
• Suitable for high-RPM racing and performance applications

ATI Super Dampers are the preferred choice of professional engine builders and racers who demand maximum protection and performance. The elastomer design allows the damper to absorb and dissipate harmful torsional vibrations that can lead to crankshaft failure, while maintaining precise timing accuracy throughout the RPM range.