ATI 917304 Super Damper Harmonic Balancer for 1997-2017 Corvette, 2008-2009 G8

Vehicle Fitment

• 1997-2013 Chevrolet Corvette (C5, C6) - LS1, LS2, LS3, LS6 engines
• 2008-2009 Pontiac G8 - LS1, LS2, LS3 engines
• 2014-2017 Chevrolet SS - LS3 engine
• LS engine swaps using Y-Body accessory drive spacing

Features

• Eliminates torsional crankshaft vibrations
• Exceeds SFI 18.1 safety specifications
• Black zinc chromate finish for enhanced durability
• Tunable and rebuildable design for long-term performance
• Laser-engraved 360° timing marks for precise timing adjustments
• Internal balance configuration suitable for LS-series engines
• Designed for applications where the AC compressor is driven by the main 6-rib belt
• Does not include an AC pulley; ideal for applications where AC has been removed

Specifications

• Outside Diameter: 7.480 inches
• Groove Quantity: 6 (6-rib serpentine belt compatibility)
• Keyway Quantity: 1
• Crankshaft Pulley Bolt Hole Quantity: 3
• Balancer Material: Aluminum shell with steel hub
• Safety Rating: SFI 18.1
• Finish: Black zinc chromate
• Mounting Hardware: Not included
• Pulley Included: Yes
• Pulley Finish: Black zinc chromate

Included Components

• 1x ATI 917304 Super Damper Harmonic Balancer
• 1x 6-rib serpentine pulley

Product Description

The ATI 917304 Super Damper Harmonic Balancer is engineered to eliminate torsional crankshaft vibrations, ensuring optimal engine performance and longevity. Designed for high-performance LS-series engines, it exceeds SFI 18.1 safety specifications, making it suitable for both street and track applications.

Featuring a 7.480-inch outside diameter and a 6-rib serpentine belt groove configuration, this harmonic balancer is ideal for vehicles where the AC compressor is driven by the main 6-rib belt. The black zinc chromate finish provides enhanced durability, while the aluminum shell and steel hub construction offer a balance of lightweight strength.

Please note that the ATI 917304 does not include an AC pulley, making it suitable for applications where the AC has been removed or for engine swaps utilizing Y-Body accessory drive spacing. Ensure compatibility with your specific vehicle and setup before purchase.