08-10 Powerstroke 6.4 ARP Head Stud Kit Truck Accessory Its use is limited to

Its use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization

5-66mm wheels

UPC: 252-838 GM 19113733

Used as a bottle opener may cause damage to anodized finish

Its seamless one-piece design ensures optimal airflow into each cylinder head

08-10 Powerstroke 6.4 ARP Head Stud Kit Truck Accessory Its use is limited toIt 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. ARP uses a premium grade 8740 alloy that is rated far superior to 'aircraft' quality. Then, each stud is placed vertically in special racks and precisely heat treated to 200,000 psi. ARP studs are thread rolled after heat treat,