ARP M9 x 1.0 wrenching nut kit includes ten 13 mm wrenching nuts supplied for engine hardware applications. These purpose-made nuts provide a standardized fastener option where M9 x 1.0 thread engagement and a 13 mm wrench interface are required. Packaged as a 10-piece kit, the nuts are intended for use in engine assembly or repair scenarios that call for this specific thread and wrenching size.
ARP M9 x 1.0 13mm Wrenching Nut Kit (10 pk)