Pro Head Studs LC Engineering always recommends replacing the old used head bolts with new ones to ensure the correct head torque. The ARP 5VZ Cylinder Head Stud Set is a must for engines with increased cylinder pressure from high compression, nitrous...

Pro Head Studs Cure that head gasket problem on your 3VZ once and for all! Our exclusive 3VZ head studs made by ARP are much better than using another set of stock head bolts that are the torque to yield type. Combine these studs with a set of MLS head...