Head Bolt Kit - 12pt GM LSA

The ARP Head Bolt Kit – 12pt GM LSA is a professional-grade fastener system designed specifically for General Motors LS-series engine cylinder head assembly. This kit is ideal for high-performance and restomod applications where OEM fasteners may not meet the necessary engineering requirements.

Constructed from chromoly steel with a black oxide finish, the ARP 234-3726 kit provides the clamping force and corrosion resistance essential for engines under elevated boost pressure or nitrous oxide systems. The 12-point head design enhances engagement with standard sockets and wrenches, minimizing the risk of fastener rounding during installation and removal.

Engine builders and mechanics working on LS-series engines can rely on this complete kit, which includes all necessary fasteners for a full head installation. The ARP Head Bolt Kit – 12pt GM LSA ensures that the cylinder head remains securely sealed under load, making it a crucial component for both stock rebuilds and serious performance upgrades.