ATI 917278 Super Damper for 2005-2013 Chevrolet Corvette, 2008-2009 Pontiac G8

Vehicle Fitment

• 2005-2013 Chevrolet Corvette (LS1/LS2/LS3/LS6/L76)
• 2008-2009 Pontiac G8 (LS1/LS2/LS3)
• 2014-2017 Chevrolet SS (LS3/L76)

Features

• Eliminates torsional crankshaft vibrations
• Exceeds SFI 18.1 specifications
• Black zinc chromate finish for enhanced durability
• Laser-engraved 360° timing marks for precise adjustments
• Designed for internal balance GM LS-series engines
• Constructed from high-quality aluminum with steel hub
• 10% underdrive pulley ratio
• Compatible with 6-rib serpentine belt systems

Specifications

• Outside Diameter: 6.780 inches
• Weight: Approximately 10.35 lbs
• Material: Aluminum with steel hub
• Finish: Black zinc chromate
• Balance Type: Internal
• Timing Marks: 360° laser-engraved
• SFI Certification: 18.1
• Pulley Configuration: 6-rib serpentine
• Underdrive Ratio: 10%

Included Components

• 1x ATI 917278 Super Damper Harmonic Balancer

Product Description

The ATI 917278 Super Damper is a high-performance harmonic balancer designed specifically for GM LS-series engines, including the LS1, LS2, LS3, LS6, and L76 platforms found in 2005-2013 Chevrolet Corvette, 2008-2009 Pontiac G8, and 2014-2017 Chevrolet SS models. Engineered to eliminate harmful torsional crankshaft vibrations, this damper enhances engine longevity and performance, particularly in high-RPM applications.

Constructed from high-quality aluminum with a steel hub and finished with a black zinc chromate coating, the ATI 917278 offers superior durability and resistance to corrosion. Its one-piece hub design ensures a secure fit, while the laser-engraved 360° timing marks allow for precise adjustments. Exceeding SFI 18.1 specifications, this damper is tunable and rebuildable, making it a preferred choice for professional engine builders and racers worldwide.