Hardware

Main Stud Set ARP main studs are manufactured from 8740 chrome-moly steel, heat-treated in-house, 200,000 psi tensile strength and precision J-form threads rolled after heat-treat to create a fastener that has threads 1000% stronger. All kits come...

OEM Toyota Cylinder Head Bolt Set When removing or replacing a cylinder head, installing fresh head bolts is critical to ensuring long-term engine reliability. Because factory cylinder head bolts undergo extreme tensile stress during initial torqueing,...