Cylinder Head Studs, Pro Series, 12-Point Nuts, Chevy, Big Block, Dart Big Chief Heads, Kit

Cylinder Head Studs, Pro Series, 12-point, 8740 Chromoly, Black Oxide, Washers, Kit

Cylinder Head Studs, Pro Series, 12-Point Head, Chevy, Big Block, with Aftermarket Heads, Kit

Cylinder Head Bolts, High Performance, Hex Head, Chevy, Big Block, Kit

Cylinder Head Studs, Hex Head, Chevy, Big Block, with Factory Aluminum Heads, Kit

Cylinder Head Studs, Pro Series Hex Head, Chevy, Big Block, Aftermarket Heads, Kit

ARP has literally hundreds of standards and specifications that everyone at ARP is completely dedicated to the development and analysis of appropriate bolt designs for all types of applications.

Cylinder Head Bolts, High Performance 12-Point, Exhaust Only, Chevy, Big Block, with Dart Aluminum Heads, Kits

ARP has literally hundreds of standards and specifications that everyone at ARP is completely dedicated to the development and analysis of appropriate bolt designs for all types of applications.

Cylinder Head Bolts, Pro Series 12-Point, Chevy, 454, GM 502 Heads, Kit

Cylinder Head Studs, Pro Series, 12-Point Head, Chevy, Big Block, Merlin Heads, Kit

Cylinder Head Studs, Pro Series, Hex Head, Chevy, Big Block, Merlin Heads, Kit

Cylinder Head Studs, Pro Series, 12-Point Nuts, Chevy, Big Block, Merlin Heads, Kit

Cylinder Head Bolts, High Performance 12-Point, Chevy, Big Block, with Pro Stock, Big Chief Heads, Kits

Cylinder Head Bolts, High Performance Hex, Chevy, Big Block, with OEM Cast, Kit

It 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.

Pro series cylinder head studs from ARP are cold-forged to ensure molecular integrity. They are heat-treated prior to thread rolling and machining and are rated at a whopping 220,000 psi. ARP Pro series kits are also available with 12-point nuts, and all kits come complete with hardened parallel washers for an even load distribution and accurate torque readings.

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 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.

Cylinder Head Studs, Pro Series, 12-Point Head, Chevy, Big Block, Symmetrical Spread Port Heads, Kit

Cylinder Head Studs, Pro Series, 12-Point Head, Chevy, Big Block, with Symmetrical Spread Port Heads, Kit

It 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.

Cylinder Head Studs, Pro Series, 12-Point Head, Chevy, Big Block, Factory Aluminum Heads, Kit

ARP-235-4506 BIG BLOCK CHEVY HEAD STUD KIT FIT'S GM ALUMINUM BLOCK,1/2 DIAMETER STUDS,COMES WITH,U CUT STUDS & HEX NUTS

Cylinder Head Studs, Pro Series, Hex Head, Chevy, Big Block, GM Aluminum Block, 7/16 in., Kit

Cylinder Head Studs, 12-Point Head, Chevy, Big Block, with Brodix Block, Heads, Kit

Cylinder Head Studs, Pro Series, 12-Point Head, Chevy, Big Brodix Block, Big Duke/Big Chief Heads, Kit

Cylinder Head Studs, 12-Point Head, Chevy, Big Block, with Brodix Block, Dart/Brodix Heads, Kit

It 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.

Cylinder Head Bolts, Pro Series, 12-Point Head, Chevy, Big Block, Canfield, Brodix Heads, Kit

Cylinder Head Bolts, Pro Series 12-Point Head, Chevy, Big Block, Aftermarket Heads, Kit

Head Bolts, Pro Series, 12-Point Head, Chevy, Big Block, Edelbrock Victor, Kit

Cylinder Head Studs, Pro Series, Hex Head, Chevy, Big Block, Pro Top Line, Edelbrock RPM Heads, Kit

Cylinder Head Studs, Pro Series, 12-Point Nuts, Chevy, Big Block, Pro Top Line, Edelbrock RPM Heads, Kit

Bb Chevy W/Edelbrock Performer Rpm Undercut Hsk

Cylinder Head Studs, Pro Series, Hex Head, Chevy, Big Block, with Edelbrock Victor Heads, Kit

Cylinder Head Bolts, High Performance, Hex Head, Chevy, Big Block, with Aftermarket Heads, Kit

Chevrolet BB Pontiac Pro Stock aluminum head, Dart Big Chief ARP 235-3705 12-Point Pro Series, Cylinder head bolts. Head bolts are available with a reduced wrenching 12-point and wide area flanged head that eliminates the need for valve train removal to facilitate cylinder head retorquing.