Cylinder Head Stud Kit for 396-402-427-454 Cast iron OEM, Mark IV w/ World Products Merlin heads - 8

Cylinder Head Stud Kit for 396-402-427-454 Cast iron OEM, Mark IV w/ World Products Merlin heads - 8It 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

in conjunction with aftermarket I-beam rods

ARP manufactures a variety of special application-specific bolt and stud kits

The studs are sold in 4 or 5 packs and are cadmium plated for extra durability

they are the best on the market today

Both models feature a large diameter

This procedure ensures complete heat penetration and the resultsare far superior to those lesser quality studs from other manufacturerswho just dump pieces in a basket and hope for the best

Available in black oxide finish 8740 chrome moly or polished stainless steel with hex or 12-point nuts

ARP has developed special pressure plate bolts that are applicationspecific to ensure the optimum grip length

000 psi bolts that let you exert maximum clamping force

Alternators that come loose are a pain

thread pitch to thread pitch

heat-treating to 190