XDP Harmonic Balancer Bolt for 2001-2022 GM 6.6L Duramax

Secure your Duramax engine with the XDP Harmonic Balancer Bolt XD628. Designed to withstand the demands of your engine, this bolt ensures your harmonic balancer stays firmly in place, absorbing energy and smoothing out engine vibrations. Featuring an extra tall 12-point head, it allows for easy installation with a deep socket, reducing the risk of stripping during torque application. Crafted from cold-forged custom-4135 alloy steel, this bolt offers a robust 200,000 PSI rating for ultimate durability.

• 200,000 PSI Rating for superior strength
• Extra Tall 12-Point Head for easy installation
• Reduces Risk Of Stripping during torque application
• Cold-Forged Custom-4135 Alloy Steel Construction for durability