3/8-16 12pt. Nuts (10)

ARP 3/8-16 12pt. Nuts in a set of 10 are designed for precision fastening in high-performance engine builds, race applications, and demanding mechanical assemblies. These nuts are ideal for those who require reliable fasteners that can withstand the rigors of competitive motorsports and industrial equipment.

Constructed from chromoly (chromium-molybdenum alloy), these nuts provide superior tensile strength and fatigue resistance compared to standard steel. The black oxide finish offers corrosion protection while maintaining a professional appearance. The 12-point head design allows for compatibility with both standard and metric socket drives, facilitating easier installation and removal.

Ideal for buyers restoring classic engines, building race motors, or upgrading fastener sets, ARP fasteners are trusted for their performance in high-stress environments. This 10-piece set is perfect for targeted upgrades, covering critical areas such as cylinder head bolt circles or intake manifold mounting patterns.