ATI Damper 7.074in Aluminum LW 3 Ring Aluminum Hub Chevy Big Block ATI917311
Ultra-Lightweight Aluminum Super Damper with Aluminum Hub for Chevy Big Block Engines
The ATI 7.074-inch Aluminum Lightweight Super Damper (part ATI917311) with an aluminum hub delivers race-ready harmonic control for Chevy Big Block engines. Engineered for minimal rotating mass and maximum crankshaft stability, this damper is ideal for drag racing, marine, and high-RPM performance applications where weight reduction and precision balance are critical.
Performance Highlights
- 7.074-inch outer diameter provides excellent vibration control across the RPM range
- Ultra-lightweight aluminum shell and hub for reduced rotating mass and faster throttle response
- 3-ring damper design ensures consistent balance under high-load conditions
- SFI 18.1 certified for competition-level safety and reliability
- Fully rebuildable and serviceable for long-term use
Quick Specs
- Outer Diameter: 7.074 inches
- Material: Aluminum (Lightweight Shell & Hub)
- Design: 3-Ring
- Certification: SFI 18.1
- Engine Compatibility: Chevrolet Big Block
- Part Number: ATI917311
Why Choose the Lightweight Aluminum Hub Super Damper?
This damper takes ATIs proven Super Damper technology to the next level with a lightweight aluminum shell and hub combo that minimizes inertia while maintaining exceptional balance. Perfect for builders chasing every ounce of efficiency, the ATI917311 provides the smooth operation and reliability demanded by competitive racers and high-end street builds alike.
Frequently Asked Questions
How is the ATI917311 different from ATI917310?
The ATI917311 is the lightweight version of ATI917310, using thinner aluminum sections to further reduce rotating mass while retaining full damping performance.
Is this damper safe for race use?
Yes. It meets SFI 18.1 certification standards, making it legal and safe for all major racing organizations.
Can it handle high-RPM or nitrous builds?
Yes. ATIs 3-ring construction effectively manages crankshaft harmonics even in extreme RPM or power-ad-on conditions.
Does the aluminum hub affect balance or longevity?
No. The hub and shell are precision-machined to maintain exact balance while offering reduced rotational weight and long service life.
Can the damper be rebuilt?
Yes. Like all ATI Super Dampers, the ATI917311 is fully rebuildable with replacement components available from ATI.
Contact Beefcake Racing
Beefcake Racing carries the complete line of ATI Super Dampers for Chevy Big Block and high-performance applications. For product support or ordering help, email sales@beefcakeracing.com or call 1-855-827-7223. Our experts will help you choose the right damper for your build.
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