These head studs are ideal for those of you who are running much more boost and power over factory levels and need a strong head stud kit to keep your heads from lifting. 

• Made using premium grade alloy materials that deliver superior fatigue cycle life
• 11mm profile
• Each stud is placed vertically in special racks 
• Heat treated to 220,000 psi
• Thread-rolled to provide 1000% better fatigue strength
• Resistance to atmospheric corrosion and oxidation
• Includes (12) head studs
• Includes (12) 12-point nuts
• Includes (12) washers