The Pro Series cylinder head bolts from ARP are cold-forged to ensure molecular integrity. They are heat-treated prior to thread rolling and machining, and are rated at a whopping 190,000 psi. The Pro Series are also available with hex and 12-point heads. All kits come complete with hardened parallel washers for even load distribution and accurate torque readings.

More From This Category

ARP Cylinder Head Bolts, 12-point Head, Pro-Series, For Chevrolet SB, 18 standard port, Kit

ARP Cylinder Head Bolts, 12-point Head, Pro-Series, For Chevrolet SB, 18 standard port, Kit

$451.23

ARP Cylinder Head Bolts, 12-point Head, Pro-Series, For Chevrolet SB, For Pontiac Brodix Heads, raised intake, -10xz RI, Kit

ARP Cylinder Head Bolts, 12-point Head, Pro-Series, For Chevrolet SB, For Pontiac Brodix Heads, raised intake, -10xz RI, Kit

$455.00

ARP Cylinder Head Bolts, 12-point Head, High Performance, For Chevrolet SB, 23 Cast iron OEM, Kit

ARP Cylinder Head Bolts, 12-point Head, High Performance, For Chevrolet SB, 23 Cast iron OEM, Kit

$192.89

ARP Cylinder Head Bolts, 12-point Head, Stainless, For Chevrolet SB, 23 Cast iron OEM, Kit

ARP Cylinder Head Bolts, 12-point Head, Stainless, For Chevrolet SB, 23 Cast iron OEM, Kit

$434.20

ARP Cylinder Head Stud, Hex Head, High Performance, 8740 Black, 190000psi, Motown LS iron block w/ LS Series heads, Kit

ARP Cylinder Head Stud, Hex Head, High Performance, 8740 Black, 190000psi, Motown LS iron block w/ LS Series heads, Kit

$184.80

ARP Cylinder Head Bolts, Hex Head, High Performance, For Chevrolet SB, 12-Rollover Brodix, 18 Brodix, Kit

ARP Cylinder Head Bolts, Hex Head, High Performance, For Chevrolet SB, 12-Rollover Brodix, 18 Brodix, Kit

$205.21