ATI Performance Products ATI918002 Super Damper Harmonic Balancer Internal Balance - 7.074 Inch 3-Ring

The ATI Performance Products ATI918002 Super Damper is a high-performance harmonic balancer engineered specifically for demanding racing and high-performance engine applications. This patented crankshaft damper utilizes advanced elastomer technology to effectively eliminate torsional crankshaft vibrations that can rob horsepower and damage internal engine components at high RPM.

Key Features:

• 3-ring aluminum construction with steel inertia weight for optimal vibration dampening
• 7.074-inch outside diameter with black anodized finish
• SFI 18.1 certified for NHRA and IHRA racing competition
• Laser-engraved 360-degree timing marks for precise engine tuning
• Internal balance design with single keyway and four crankshaft pulley bolt holes
• Eight computer-machined grooves retain proper durometer O-rings dyno-tested for each application
• Tunable and rebuildable design for long-term performance
• Weighs 6.25 lbs with 3.35-inch timing tab

ATI Super Dampers are proven through extensive competition testing, having endured over two million cycles in Winston Cup racing and a decade of drag racing abuse. The aluminum outer shell and steel inertia weight work together with precision-engineered elastomer O-rings to absorb harmful crankshaft harmonics across the entire RPM range. Whether you're building a dedicated race engine or a serious street performance machine, this harmonic balancer delivers the protection and efficiency your engine needs to survive at high RPM. Hardware not included.