ATI Performance Products ATI917480 Super Damper Harmonic Balancer SBC - 6.325

The ATI Performance Products ATI917480 is a high-performance Super Damper harmonic balancer designed specifically for small block Chevy engines operating at high RPM levels. This 6.325-inch diameter damper is engineered to control harmful crankshaft vibrations that can rob horsepower and cause engine damage in performance applications.

Key Features:

• 6.325-inch outer diameter for small block Chevy applications
• Internal balance design for standard SBC configurations
• SFI 18.1 certified for racing competition use
• Patented elastomer and inertia ring design for superior dampening
• Aluminum construction with steel inertia weight and computer-machined O-ring grooves
• Black zinc chromate finish for corrosion resistance
• Laser-engraved 360-degree timing marks for precise tuning
• Designed for engines running 6000+ RPM

ATI's Super Damper technology uses eight precision-machined grooves to retain proper durometer O-rings between the inner and outer shells, providing exceptional vibration control throughout the RPM range. This damper has been proven in Winston Cup competition and drag racing applications, making it ideal for street performance, road racing, and strip use. The internal balance configuration is designed for use with small block Chevy engines with a 1.246-inch crankshaft snout.