ARP Pro Series Head Stud Kit - SB Chevy - Cast Iron & Aluminum - 12 Pt. Nuts BR20055 FIA 8856-2018 homologation makes it

FIA 8856-2018 homologation makes it approved Worldwide

Aluminum nuts are pre-drilled for safety wire to prevent nuts from working loose and causing leaks

5 in Length x 4 in Width Top

One system that gives you everything you need to fuel your ride

Plastic Countersunk Washers 1/4" x 1" Pink

ARP Pro Series Head Stud Kit - SB Chevy - Cast Iron & Aluminum - 12 Pt. Nuts BR20055 FIA 8856-2018 homologation makes itPro Series Head Stud Kits include aerospace quality nuts and parallel ground, hardened washers. Chevy kits include undercut short studs to effectively eliminate head gasket failure. Rated at 190, 000 PSI tensile strength. ARPs product line contains thousands of part numbers, and has expanded to include virtually every fastener found in an engine and driveline. These range from quality high performance OEM replacement parts to exotic specialty hardware