ARP Nissan RB25 2.5L 6Cyl Head Stud Kit

This ARP head stud kit provides a durable, high-performance fastener solution for the Nissan RB25 2.5L 6Cyl engine, replacing factory head bolts to improve cylinder head clamping and sealing under increased load. Designed for precision fitment on RB25 platforms, the kit supports reliable head gasket retention during high-performance use, making it an essential upgrade for boosted, high-RPM, or race-prepped RB25 engines where consistent clamping force and serviceability are critical.