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ATI Damper Bolt Pack - Aluminum 5/16 Bolts - Flat Heads (1997 - 2004 Corvette LS1 Y-Body) ATI950209

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Item#:
APPATI950209
$14.95
Price: $14.24
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UPC:
800157033070
Availability:
Special order
LTL:
N
MPN:
ATI950209
Product ID:
361694
Proposition 65:
N
Category:
Fabrication>Bolts
Core:
N
Clearance Item:
N

ATI Damper Bolt Pack – Aluminum 5/16 Bolts – Flat Heads (LS1 Y-Body w/Rear Pulley) – ATI950209

Lightweight Aluminum Flat Head Bolt Pack for LS1 Y-Body with Rear Pulley

The ATI Damper Bolt Pack (part ATI950209) is a specialized lightweight aluminum hardware kit designed for LS1 Y-Body applications equipped with rear pulleys. These precision 5/16-inch flat head bolts provide a secure, flush-mounted fit ideal for tight-clearance installations. Crafted from aerospace-grade aluminum, this bolt pack offers a significant weight reduction over traditional steel hardware while maintaining excellent strength and corrosion resistance — perfect for high-performance and competition LS builds.

Performance Highlights

  • Designed specifically for LS1 Y-Body (Corvette) applications with rear pulley
  • Lightweight aluminum construction reduces rotating mass for improved throttle response
  • Flat head design ensures a low-profile, flush fit for clearance-critical setups
  • Precision-machined threads for consistent torque and secure installation
  • Corrosion-resistant finish for long-term durability
  • Ideal for racing, performance, and lightweight engine builds

Quick Specs

  • Application: LS1 Y-Body (Corvette) with Rear Pulley
  • Bolt Type: 5/16-inch Flat Head
  • Material: Aerospace-Grade Aluminum
  • Finish: Anodized / Corrosion-Resistant
  • Thread Type: Standard (Right-Hand)
  • Head Style: Flat Head, Countersunk
  • Purpose: Lightweight Damper Mounting Hardware
  • Part Number: ATI950209

Why Choose the ATI950209 Aluminum Bolt Pack?

The ATI950209 bolt kit combines ATI’s precision engineering with the advantages of lightweight aluminum construction. Designed specifically for LS1 Y-Body Corvettes featuring a rear pulley, this kit provides the clearance, balance, and strength required in high-RPM performance builds. The flat head design prevents interference with pulley components while maintaining full torque retention — essential for racing or lightweight engine applications.

Frequently Asked Questions

Why aluminum instead of steel?

Aluminum bolts reduce rotating mass, improving engine response and efficiency in lightweight builds. They’re perfect for racing or applications where every ounce counts.

Will this kit fit all LS1 engines?

This specific bolt set fits LS1 Y-Body (Corvette) engines that include a rear pulley configuration. Verify fitment before ordering.

Are these bolts torque rated like steel?

While strong, aluminum hardware requires reduced torque settings compared to steel bolts. Always follow ATI’s torque specifications for aluminum fasteners.

Should I use thread locker on aluminum bolts?

Yes. Use a non-permanent (blue) thread locker to secure aluminum bolts without damaging threads during removal.

Fitment

  • 1997 Chevrolet Corvette LS1 (Y-Body)
  • 1998 Chevrolet Corvette LS1 (Y-Body)
  • 1999 Chevrolet Corvette LS1 (Y-Body)
  • 2000 Chevrolet Corvette LS1 (Y-Body)
  • 2001 Chevrolet Corvette LS1 (Y-Body)
  • 2002 Chevrolet Corvette LS1 (Y-Body)
  • 2003 Chevrolet Corvette LS1 (Y-Body)
  • 2004 Chevrolet Corvette LS1 (Y-Body)

Why Buy from Beefcake Racing?

Beefcake Racing is your go-to source for ATI Performance Products, offering Super Dampers, hardware kits, and precision installation tools for LS-based engines. We provide expert product support, fast shipping, and unbeatable service for builders and racers. For assistance or to place an order, email sales@beefcakeracing.com or call 1-855-827-7223. Beefcake Racing — engineered performance, proven results.

CA Residents: WARNING: Cancer and Reproductive Harm www.P65Warnings.ca.gov