ARP BMW B58 CA625+ Head Stud Kit

Worn-out head bolts can cause gasket leaks. This ARP head stud kit is a direct fix for BMW B58 engines, offering a stronger clamp load.

Key Features

• CA625+ alloy studs — stronger than stock head bolts for improved clamping force.
• Rolled threads — offer better fatigue strength compared to cut threads.
• Heat-treated studs — increases overall strength and durability.
• Includes hardened parallel ground washers — ensures even load distribution.
• Includes high-strength nuts — provides a secure fastening point.