ATI Performance Products ATI917204 Super Damper Harmonic Balancer Small Block Chevy - 7.074 3-Ring

The ATI Performance Products ATI917204 Super Damper is a high-performance harmonic balancer engineered specifically for Small Block Chevy V8 and V6 engines with a 1.246-inch crankshaft snout. This patented damper is designed exclusively for high-RPM performance engines operating at 6000+ RPM, making it ideal for racing and high-performance street applications.

Key Features:

• Aluminum outer shell with steel crankshaft hub construction for optimal strength-to-weight ratio
• 7.074-inch outer diameter
• Internal balance configuration
• 3-ring design with computer-machined grooves retaining proper durometer O-rings
• Steel inertia weight for superior harmonic dampening
• Black zinc chromate finish for corrosion resistance
• Laser-engraved 360-degree timing marks for precise engine tuning
• Exceeds SFI 18.1 specifications

The ATI Super Damper eliminates harmful torsional crankshaft vibrations that can rob horsepower and damage engine components. Proven in Winston Cup competition over two million cycles and extensively tested in drag racing applications, this damper is tunable, rebuildable, and extremely efficient at all RPM ranges. The precision-engineered inertia weight system effectively controls crankshaft harmonics to maximize power output and engine longevity.