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

ARP Cylinder Head Stud, Pro-Series, 12-point Head, For Chevrolet SB, LS Series, Gen III 2003 & Earlier, 4 short, 16 Long, Kit

ARP Cylinder Head Stud, Pro-Series, 12-point Head, For Chevrolet SB, LS Series, Gen III 2003 & Earlier, 4 short, 16 Long, Kit

$1,857.52

AC Delco, Chevrolet Performance Valve Cover Wing Nuts, Black Crinckle Finish, Red Bowtie Emblem

AC Delco, Chevrolet Performance Valve Cover Wing Nuts, Black Crinckle Finish, Red Bowtie Emblem

$64.56

ARP Head Stud Kit, GM Duramax 6.6L L5P Ca625+

ARP Head Stud Kit, GM Duramax 6.6L L5P Ca625+

$3,906.53