ARP Pro Series Cylinder Head Stud Kit / Toyota 4A-GE 20 Valve

Specifications

Socket Size(s) 12mm 12pt, 4mm Allen

ARP Pro Series cylinder head studs are cold-forged to ensure molecular integrity.
Theyre heat-treated prior to thread rolling and machining. ARP Pro Series kits are also available with 12-point nuts, and all kits come complete with hardened parallel washers for an even load distribution and accurate torque readings.