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 Stud, Pro-Series, 12-point Head, For Chevrolet BB, 396-402-427-454, Mark IV w/ Edelbrock Line Heads, Kit

ARP Cylinder Head Stud, Pro-Series, 12-point Head, For Chevrolet BB, 396-402-427-454, Mark IV w/ Edelbrock Line Heads, Kit

$453.34

ARP Header Bolts, Hex Head, 3/8 in. Wrench, Stainless Steel, Polished, 3/8 in.-16, 1.000 in. UHL, Set of 12

ARP Header Bolts, Hex Head, 3/8 in. Wrench, Stainless Steel, Polished, 3/8 in.-16, 1.000 in. UHL, Set of 12

$70.03

ARP Cylinder Head Stud, Pro-Series, Hex Head, For Chevrolet BB, Late Bowtie, Edelbrock, Kit

ARP Cylinder Head Stud, Pro-Series, Hex Head, For Chevrolet BB, Late Bowtie, Edelbrock, Kit

$434.23

ARP Cylinder Head Bolts, 12-point Head, Stainless, For Ford SB, 302 w/ 351 Windsor Heads, Kit

ARP Cylinder Head Bolts, 12-point Head, Stainless, For Ford SB, 302 w/ 351 Windsor Heads, Kit

$358.23

ARP Cylinder Head Stud, Pro-Series, 12-point Head, Diesel, For Ford 6.0L Power Stroke, Inner row M8 Head bolts, Kit

ARP Cylinder Head Stud, Pro-Series, 12-point Head, Diesel, For Ford 6.0L Power Stroke, Inner row M8 Head bolts, Kit

$77.95