Hex Head Bolt 5/8-11 x 3-1/2 Grade 5 5pk

The Hex Head Bolt 5/8-11 x 3-1/2 Grade 5 5pk from ALLSTAR PERFORMANCE is essential fastening hardware for engine builders and suspension technicians. These bolts are suitable for various applications, including motorsports and heavy-duty mechanical work, where reliable fastening is crucial.

Engineered for durability, Grade 5 bolts typically have a tensile strength of 120,000 PSI, making them significantly stronger than standard Grade 2 hardware. The 5/8-inch diameter and 11-threads-per-inch pitch ensure ample clamping force for secure assembly, while the hex head design allows for easy installation with standard tools.

Performance enthusiasts, race engine builders, and transmission specialists often choose Grade 5 bolts for applications such as bellhousing fasteners and manifold mounting. This five-pack provides the reliable anchoring needed for tight tolerances and demanding environments.