This ARP single head stud is an M9 x 5.715 in overall-length ARP2000 head stud supplied with guide for use where a single stud is required. The ARP2000 material designation and included guide are specified features, making this stud appropriate where that length, thread size, and ARP2000 fastener grade match the engine’s fastener requirements.
ARP M9 x 5.715in OAL ARP2000 Head Stud w/ Guide (Single Bolt)