ATI Performance Products 917260 Super Damper Harmonic Balancer 6.325" Internal Balance SFI 18.1

The ATI Performance Products 917260 Super Damper is a high-performance harmonic balancer designed exclusively for demanding racing and street applications. This patented crankshaft damper effectively eliminates torsional crankshaft vibrations that can rob power and damage engines at high RPM.

Key Features:

• 6.325-inch outside diameter with internal balance design
• Aluminum outer shell with steel hub construction for optimal strength-to-weight ratio
• 2-ring dampening design with computer-machined grooves and precision O-rings
• Steel inertia weight for superior vibration control
• Exceeds SFI 18.1 certification requirements for racing applications
• Laser-engraved 360-degree timing marks for precise engine timing
• Black zinc chromate finish for corrosion resistance
• 1.200-inch width profile
• Lightweight at only 3.30 lbs

Digital vibration testing at 6,000 RPM has proven the ATI Super Damper to be 30% more effective than original equipment dampers. The dual-dampening surface design combines inner and outer shells with elastomer O-rings to absorb harmful vibrations across a wide RPM range. Whether you're building a race engine or high-performance street motor, this Super Damper provides the ultimate protection for your crankshaft while helping maximize horsepower and torque output.