These ARP High Performance series head bolt kits are tough! They are rated at 170,000 psi--15 percent stronger than Grade 8 fasteners. They come available with hex heads or reduced wrenching 12-point heads that eliminate the need for valvetrain removal when re-torquing cylinder heads.

More From This Category

MILODON Cylinder Head Studs, Chromoly, Black Oxide, Hex Head, For Chrysler, 426 Hemi, with Stock Heads, Set

MILODON Cylinder Head Studs, Chromoly, Black Oxide, Hex Head, For Chrysler, 426 Hemi, with Stock Heads, Set

$571.09

ARP Cylinder Head Stud, Pro-Series, 12-point Head, For Chevrolet BB, Merlin Block w/ Merlin II/III Iron & Aluminium Heads, Kit

ARP Cylinder Head Stud, Pro-Series, 12-point Head, For Chevrolet BB, Merlin Block w/ Merlin II/III Iron & Aluminium Heads, Kit

$644.80

ARP Header Bolts, Hex Head, 3/8 in. Wrench, Drilled, Stainless Steel, 3/8 in.-16, 0.750 in. UHL, Set of 16

ARP Header Bolts, Hex Head, 3/8 in. Wrench, Drilled, Stainless Steel, 3/8 in.-16, 0.750 in. UHL, Set of 16

$113.60

ARP Cylinder Head Stud, Pro-Series, Hex Head, For Chrysler BB, 331-354-392 Factory Hemi & Edelbrock RPM Heads, Kit

ARP Cylinder Head Stud, Pro-Series, Hex Head, For Chrysler BB, 331-354-392 Factory Hemi & Edelbrock RPM Heads, Kit

$378.17

ARP Valve Cover Bolts, Stainless Steel, Polished, 12-Point Head, 6mm Thread, For Chevrolet, 4.8, 5.3, 5.7, 6.0, 6.2, 7.0L

ARP Valve Cover Bolts, Stainless Steel, Polished, 12-Point Head, 6mm Thread, For Chevrolet, 4.8, 5.3, 5.7, 6.0, 6.2, 7.0L

$117.54

ARP Cylinder Head Bolts, 12-point Head, Stainless, For Buick, V6 Stage I (1977-85), Kit

ARP Cylinder Head Bolts, 12-point Head, Stainless, For Buick, V6 Stage I (1977-85), Kit

$216.97