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 U/C Studs, For Chevrolet BB, Late Bowtie, Edelbrock, Kit

ARP Cylinder Head Stud, Pro-Series, 12-point Head U/C Studs, For Chevrolet BB, Late Bowtie, Edelbrock, Kit

$514.64

ARP Cylinder Head Stud, Pro-Series, 12-point Head, For Chevrolet BB, Long Studs, Kit

ARP Cylinder Head Stud, Pro-Series, 12-point Head, For Chevrolet BB, Long Studs, Kit

$169.40

ARP Valve Cover Bolts, Stainless 12-Pt, Merlin Block BRO Head, 1/4 in.-20 x 4.000, 4 Pc

ARP Valve Cover Bolts, Stainless 12-Pt, Merlin Block BRO Head, 1/4 in.-20 x 4.000, 4 Pc

$36.81

ARP Cylinder Head Bolts, 12-point Head, Stainless, For Oldsmobile, 350-455, w/ factory Heads or Edelbrock Heads, Kit

ARP Cylinder Head Bolts, 12-point Head, Stainless, For Oldsmobile, 350-455, w/ factory Heads or Edelbrock Heads, Kit

$318.56

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

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

$478.95