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Engine Components; Harmonic Damper Bolt Kit GM Duramax 6.6L

0.60 LBS
$15.00 (Fixed shipping cost)

Product Description

The ARP 129-2503 Balancer Bolt Kit for your 2001-2015 GM 6.6L Duramax is optimized for enhanced reliability and increased strength. Each kit includes Pro Series balancer bolts that are rated at 200,000 psi tensile strength, and 8740 parallel ground washers. ARP bolts are cold forged to ensure molecular integrity, heat treated prior to thread rolling and machining and designed to exceed the OEM fasteners in strength and durability. Optimum design, enhanced reliability and increased strength are the main attributes of ARP’s Pro Series balancer bolt kits.


  • Increased Strength
  • Increased Reliability 
  • 200,000 PSI Tensile Strength 
Mfg. Number:

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