ARP 420-1402 Header Stud Kit Stainless Steel - 12-Point 12-Piece

The ARP 420-1402 is a premium header stud kit designed for secure and reliable exhaust header installation. This 12-piece kit features stainless steel studs with 12-point nuts, providing superior strength and corrosion resistance in extreme heat conditions.

Key Features:

• Stainless 300 material construction resists corrosion and extreme heat
• 12-point nuts allow easy socket access in tight spaces near exhaust pipes
• Nominally rated at 170,000 psi tensile strength, exceeding Grade 8 hardware
• Unique nut-starter nose design prevents cross-threading during installation
• Includes 12 studs plus premium-quality washers and 12-point nuts
• Black oxide or stainless steel finish options for durability

ARP header stud kits are engineered specifically for exhaust applications where high temperatures and corrosive conditions demand superior fastener performance. The compact 12-point nut design provides excellent wrench clearance, making installation and removal easier in cramped engine compartments. Each stud is manufactured to precise tolerances and features a tapered nose that guides the nut onto the threads, reducing the risk of damage during assembly.