Cylinder Head Stud Kit for 426 Hemi 7/16in

Cylinder Head Stud Kit for 426 Hemi 7/16inIt is for good reason that virtually every top professional enginebuilder relies on ARP Pro Series head studs for their all out competitionpowerplants. Simply stated, theres not a better stud setupon the market today. For openers, ARP only uses premium grade 8740 alloy anda proprietary ARP2000 alloy that are rated far superior to aircraftquality alloy steels. Secondly, each stud is placed verticallyinto special racks and precisely heat treated to

are stronger and ratedat 190

All of them are substantially better than the stock OEM and most aftermarket bolts

ARP offers High Performance Series bolts that aremade from a premium grade chrome moly and hardened to a nominal tensile strength of 180

self-locking nuts

Studs and bolts come either black oxide chrome moly or polished ARP Stainless

You have a choice between conventional hex head bolts and nuts or compact

High Performance head bolts are available with a reduced wrenching hex or 12-point and wide area flanged head that eliminates theneed for valve train removal to facilitate cylinder head retorquing

You won’t find abetter quality stud on the market from any other source

Because ARP studs are manufactured to suchexacting tolerances

It is the most accurate wayto determine the correct pre-load in the rod bolt

ARP rocker studs are concentric within

and the favoriteof leading professional engine builders in all forms of racing