Cylinder Head Stud Kit for Ford 390-428 FE series with factory heads or Edelbrock heads

Cylinder Head Stud Kit for Ford 390-428 FE series with factory heads or Edelbrock headsIt 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

You can choose between black oxide finished 8740 chrome moly or corrosion-resistant stainless steel

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

they are the best on the market today

Both models feature a large diameter

Nuts not included

A hollow core serves to reduce the reciprocating mass

To provide you with required reliability and improved performance

ARP offers a special version of its rugged 190

each stud is placed verticallyinto special racks and precisely heat-treated to 190

000 psi forthe 8740 material and 220

All Pro Series head bolts have areduced wrenching hex or 12-point head and wide area flange to permit the use of larger diameter valve springs and eliminate theneed for valve train removal during cylinder head retorquing

000 psi and are able to easily handle the tremendous acceleration shock loads (shear) and lateral forces (elongation) found in racing