ARP High Performance Series head bolt kits are tough. They are rated at 180,000 psi--15 percent stronger than Grade 8 fasteners. They come available with a reduced wrenching hex head or 12-point head that help eliminate the need for valvetrain removal when re-torqueing cylinder heads.

More From This Category

ARP Cylinder Head Bolts, 12-point Head, Pro-Series, For Chevrolet BB, Mark IV or Mark V Block, Edelbrock Heads w/ U/C Bolts, Kit

ARP Cylinder Head Bolts, 12-point Head, Pro-Series, For Chevrolet BB, Mark IV or Mark V Block, Edelbrock Heads w/ U/C Bolts, Kit

$381.42

ARP Cylinder Head Stud, Pro-Series, 12-point Nut, For Chevrolet SB, Carl Foltz 15 Heads, Kit

ARP Cylinder Head Stud, Pro-Series, 12-point Nut, For Chevrolet SB, Carl Foltz 15 Heads, Kit

$552.55

ARP Cylinder Head Stud, Pro-Series, 12-point Head, For Chrysler BB, 426 Factory Hemi (modified for 1/2 in. ), Kit

ARP Cylinder Head Stud, Pro-Series, 12-point Head, For Chrysler BB, 426 Factory Hemi (modified for 1/2 in. ), Kit

$603.30

ARP Valve Cover Studs, Black Oxide Hex, Cast Aluminum Cover, Dart, Brodix, B&B, Set of 14

ARP Valve Cover Studs, Black Oxide Hex, Cast Aluminum Cover, Dart, Brodix, B&B, Set of 14

$114.83