ARP 7/16 in.–20 9/16 in. Socket 12Pt Nut Kit

This ARP nut kit supplies precision socket-style nuts in two common service sizes for demanding automotive assemblies, offering the 12-point geometry needed for secure wrench engagement and reliable torque application. Ideal for rebuilding or assembling cylinder head and manifold fasteners where ARP quality and exact thread dimensions—7/16 in.-20 and 9/16 in.—are required, this kit provides a compact, easy-to-use selection of socket 12pt nuts for professional or enthusiast projects.

Features:

• 7/16 in.-20 thread specification for compatibility
• 9/16 in. socket size for tool engagement
• 12-point socket head configuration for wrench access
• ARP branded nut kit as listed