ATI Damper 7.425in Steel LW 6/4 Groove 3 Ring (19972013 Corvette & Chevy SS / 20082009 G8) ATI917246
Lightweight Steel Harmonic Damper for LS-Powered Performance Cars
The ATI Super Damper (PN ATI917246) is a 7.425-inch lightweight steel, 3-ring harmonic balancer engineered for LS-series engines found in 19972013 Corvettes, 20082009 Pontiac G8, and Chevy SS. Featuring dual 6-rib and 4-rib grooves, it handles both accessory and supercharger belt drives with race-grade precision.
Built from high-strength billet steel and SFI 18.1 certified, this damper eliminates harmful crankshaft harmonics that rob horsepower. Its lightweight design improves throttle response, making it the perfect upgrade for LS builds that demand performance, reliability, and balance.
Performance Highlights
- Dual 6/4-Groove Pulley: Supports accessory and blower belt systems.
- Lightweight Steel Construction: Reduces rotational mass for faster acceleration.
- 3-Ring Inertia Assembly: Broad-range harmonic damping for smoother operation.
- 7.425 Outer Diameter: Optimized for clearance and high-RPM stability.
- SFI 18.1 Certified: Track-legal and competition-ready.
Quick Specs
- Part Number: ATI917246
- Diameter: 7.425 in.
- Material: Billet Steel (Lightweight)
- Inertia Assembly: 3 Ring
- Pulley Layout: 6/4 Groove Dual Drive
- Finish: Black Zinc Coating
- Safety Rating: SFI 18.1
- Applications: LS1LS7, L76, L99 Engines
Why Choose ATI Super Damper 917246?
The ATI 917246 offers unmatched harmonic control for LS engines. Its dual-belt system makes it ideal for supercharged or high-accessory builds, while steel construction ensures long-term durability under power. Its trusted by racers and tuners alike for smooth, reliable performance.
FAQs
Q: Whats the advantage of the dual-groove design?
A: It allows separate belts for accessories and blowers, reducing belt wear and slippage.
Q: Is this damper SFI-approved?
A: Yes its fully SFI 18.1 certified for racing use.
Fitment
- 1997 Chevrolet Corvette
- 1998 Chevrolet Corvette
- 1999 Chevrolet Corvette
- 2000 Chevrolet Corvette
- 2001 Chevrolet Corvette
- 2002 Chevrolet Corvette
- 2003 Chevrolet Corvette
- 2004 Chevrolet Corvette
- 2005 Chevrolet Corvette
- 2006 Chevrolet Corvette
- 2007 Chevrolet Corvette
- 2008 Chevrolet Corvette
- 2009 Chevrolet Corvette
- 2010 Chevrolet Corvette
- 2011 Chevrolet Corvette
- 2012 Chevrolet Corvette
- 2013 Chevrolet Corvette
- 2008 Pontiac G8 GT / GXP
- 2009 Pontiac G8 GT / GXP
- 2014 Chevrolet SS
- 2015 Chevrolet SS
- 2016 Chevrolet SS
- 2017 Chevrolet SS
About Beefcake Racing
Beefcake Racing is your trusted source for LS performance and ATI Super Dampers. Whether youre building a street car or track beast, our experts help you get it right. Contact us at sales@beefcakeracing.com or call 1-855-827-7223.
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