ARP fasteners Head Stud Kit, 12-Point Nut AR9994208 Product:fits Nissan RB20DET, RB25DET, RB30ET 11mm Stud With Twin Cam Head & C two -10AN ports and one

two -10AN ports and one -4AN which can be utilised for a drain

high impacts and vibration

Suit GM LS Series Engines With Coil Relocation

Single Head / Main Stud10mm X 1

High Tensile 4340 Forged Material for Durability

ARP fasteners Head Stud Kit, 12-Point Nut AR9994208 Product:fits Nissan RB20DET, RB25DET, RB30ET 11mm Stud With Twin Cam Head & C two -10AN ports and oneHead Stud Kit, 12 Point Nutfits Nissan RB20DET, RB25DET, RB30ET 11mm Stud With Twin Cam Head & CA18DET Brand: ARP Part Number: AR9994208 Description: It is for good reason that virtually every top professional engine builder relies on ARP Pro Series head studs for their all out competition powerplants. Simply stated, there's not a better stud setup on the market today. For openers, ARP only uses premium grade 8740 alloy and a proprietary ARP2000 alloy