OptiTorque 10579 GM LS Head Stud Kit Custom Age Series

The OptiTorque 10579 Custom Age Head Stud Kit delivers ultimate strength and reliability for high-performance GM LS engine builds. Engineered for extreme applications, this premium fastener kit provides the clamping force needed to handle elevated cylinder pressures in boosted and high-horsepower builds.

Custom Age Series Features:

• Tensile strength rating of 260,000-300,000 PSI for maximum clamping capability
• Manufactured from double vacuum melt Custom Age steel for superior material purity
• Domestically sourced premium American steel with proprietary heat treatment process
• Thread rolled in hardened state to retain compressive stresses for increased fatigue resistance
• Centerless ground for perfect concentricity and elimination of surface defects
• Hot temperature oiled with black oxide coating for corrosion protection
• Includes forged, heat-treated 12-point nuts and precision ground washers for uniform clamp load

OptiTorque's Custom Age Series represents their top-tier fastener solution, utilizing exclusive heat treatment methods distinct from standard automotive applications. Each stud undergoes rigorous cold-working processes to enhance mechanical properties and eliminate surface imperfections. The kit includes all necessary hardware for complete installation including studs, washers, nuts, and assembly lubricant.