ARP 400-8766 Fine Thread Nyloc Hex Nuts - 5 Piece Set

The ARP 400-8766 fine thread Nyloc hex nut set includes 5 precision-engineered fasteners designed for high-performance engine applications. Constructed from aerospace-quality materials, these hex nuts deliver exceptional strength and reliability where it matters most.

Key Features:

• Aerospace-quality material construction for maximum durability
• 180,000 psi tensile strength rating for extreme-duty applications
• Fine thread design with nylon locking insert prevents loosening under vibration
• Black oxide finish provides corrosion resistance and professional appearance
• Manufactured to ARP's strict quality control standards
• 5-piece set provides complete coverage for cylinder head installations

ARP fasteners are the gold standard in performance engine hardware, trusted by professional engine builders and racing teams worldwide. These Nyloc hex nuts combine superior material properties with precision manufacturing to ensure reliable clamping force in demanding applications.