ARP 185-6021 Cylinder Head Stud Kit

The ARP 185-6021 cylinder head stud kit provides superior clamping force and reliability for demanding engine applications. Manufactured from premium 8740 chrome moly steel, these studs are engineered to deliver consistent, reliable performance in high-stress environments where standard head bolts may fail.

Key Features:

• Forged in-house at ARP using premium 8740 chrome moly steel
• Heat-treated using specialized vertical racks for complete 360-degree penetration
• Threads rolled after heat treatment for up to 10 times longer fatigue life
• Precision CNC-machined to exacting tolerances for perfect fitment
• Superior clamping force compared to OEM head bolts
• Prevents head gasket failure and cylinder head warping
• Reusable with proper installation procedures

Why Choose ARP Cylinder Head Studs:

ARP head studs offer significant advantages over standard head bolts. The stud design allows for more accurate and consistent torque loading, reducing the risk of head gasket failure. The 8740 chrome moly material provides tensile strength in the 180,000-210,000 psi range, delivering the reliability needed for performance and racing applications. Each stud is manufactured to aerospace-quality standards and features ARP's proprietary rolled thread technology for exceptional fatigue resistance.

Installation Note: ARP fasteners require proper installation procedures including the use of ARP Ultra-Torque assembly lubricant or ARP moly assembly lube for accurate torque readings. Always follow the included torque specifications and installation instructions.