ATI Damper 6.325in Aluminum w/ Integral V-Belt Pulley 3 Ring (Nissan L24 / L26 / L28) ATI918040
Lightweight Aluminum Super Damper for Nissan L-Series Engines
The ATI 6.325-inch Aluminum Super Damper (part ATI918040) is precision-engineered for the legendary Nissan L24, L26, and L28 inline-six engines. Featuring an integral V-belt pulley and 3-ring design, this damper delivers advanced harmonic control, reduced rotating mass, and improved throttle response. Whether youre restoring a classic 240Z or pushing an L28 turbo build, this lightweight, SFI-certified damper provides the strength and balance needed for reliable high-RPM performance.
Performance Highlights
- 6.325-inch outer diameter for excellent harmonic damping and fitment clearance
- Integral V-belt pulley supports factory accessory systems
- 3-ring construction for superior vibration absorption across the RPM range
- Lightweight aluminum build reduces rotational mass and improves throttle response
- Perfect for high-RPM and forced-induction L-series engines
- SFI 18.1 certified for motorsport-grade safety and performance
- Fully rebuildable for long-term reliability
Quick Specs
- Outer Diameter: 6.325 inches
- Material: Aluminum
- Pulley Type: Integral V-Belt
- Rings: 3
- Certification: SFI 18.1
- Applications: Nissan L24 / L26 / L28 Engines
- Part Number: ATI918040
Why Choose the ATI 6.325in Super Damper for Nissan L-Series?
The ATI918040 Super Damper is the ultimate upgrade for classic Datsun and Nissan performance enthusiasts. Its lightweight aluminum construction reduces parasitic drag while maintaining precise crankshaft stability. Designed for street, track, or turbo L-series builds, this damper prevents harmonic distortion that can cause bearing wear or crank failure. Whether your build is a daily-driven 240Z or a competition L28ET, ATIs precision balancing ensures smooth, dependable power delivery.
Frequently Asked Questions
Does this damper fit directly on all L-series engines?
Yes. Its a direct-fit upgrade for Nissan L24, L26, and L28 inline-six engines using a factory-style crank hub and V-belt accessory system.
Will this damper work with turbocharged L28 setups?
Absolutely. Its SFI 18.1 certification and 3-ring design make it ideal for both naturally aspirated and turbocharged applications.
Does it include the V-belt pulley?
Yes. The pulley is integrated into the damper body for optimal strength and balance.
Is it serviceable or rebuildable?
Yes. All ATI Super Dampers are fully rebuildable using genuine ATI components for long-term precision and reliability.
Vehicle Fitment
- 1970 Nissan 240Z (L24 2.4L I6)
- 1971 Nissan 240Z (L24 2.4L I6)
- 1972 Nissan 240Z (L24 2.4L I6)
- 1973 Nissan 240Z (L24 2.4L I6)
- 1974 Nissan 260Z (L26 2.6L I6)
- 1975 Nissan 280Z (L28 2.8L I6)
- 1976 Nissan 280Z (L28 2.8L I6)
- 1977 Nissan 280Z (L28 2.8L I6)
- 1978 Nissan 280Z (L28 2.8L I6)
- 1979 Nissan 280ZX (L28 2.8L I6)
- 1980 Nissan 280ZX (L28 2.8L I6)
- 1981 Nissan 280ZX (L28 2.8L I6)
- 1982 Nissan 280ZX (L28 2.8L I6)
- 1983 Nissan 280ZX (L28 2.8L I6)
Contact Beefcake Racing
Beefcake Racing is your trusted source for ATI Super Dampers and Nissan L-series performance components. For assistance or to place your order, email sales@beefcakeracing.com or call 1-855-827-7223. Our experts can help you find the right damper for your vintage Datsun or L28 turbo build.
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