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, Hex Head, High Performance, For Buick, 455, Kit

ARP Cylinder Head Bolts, Hex Head, High Performance, For Buick, 455, Kit

$184.24

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

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

$94.39

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

ARP Cylinder Head Bolts, 12-point Head, Pro-Series, For Buick, V6 w/ 1986-87’ block and GN1 Champion Heads, Kit

ARP Cylinder Head Bolts, 12-point Head, Pro-Series, For Buick, V6 w/ 1986-87’ block and GN1 Champion Heads, Kit

$224.22

ARP Cylinder Head Bolts, Hex Head, High Performance, For Buick, V6 w/ Duttweiler and M&A Heads, Kit

ARP Cylinder Head Bolts, Hex Head, High Performance, For Buick, V6 w/ Duttweiler and M&A Heads, Kit

$169.79

ARP Cylinder Head Bolts, Hex Head, High Performance, For Buick, V6 Grand National and T-Type (1986-87), Kit

ARP Cylinder Head Bolts, Hex Head, High Performance, For Buick, V6 Grand National and T-Type (1986-87), Kit

$90.94