Cylinder Head Studs Performance – Porsche 911 / 964 / 993

Reinforced stud as a replacement for Dilavar studs.

• Suitable for: 911 (65-89), 964, 993
• Quantity: 24 pieces required per engine (sold individually)
• Advantage: Better durability than standard, prevents tearing out
• Comparison number: 99310117054

Solves the problem of broken or loose head studs through optimized material properties that better withstand the thermal expansion of the engine.