Federal Mogul ES731211 Cylinder Head Bolt Set M12 Thread Hex Design

The Federal Mogul ES731211 Cylinder Head Bolt Set is an engineered sealing solution designed for demanding automotive applications. Manufactured by Fel-Pro, a division of Federal Mogul, this M12 thread hex-style bolt set provides the precise clamping force necessary to maintain cylinder head integrity during engine operation.

Key Features:

• M12 thread pitch with hex head design for reliable installation
• Application-specific engineering ensures proper fit and function
• Validated for fit, form, and function through rigorous testing
• Torque-to-yield (TTY) design eliminates the risks associated with bolt reuse
• Meets or exceeds original equipment specifications
• Pre-applied thread sealant on select applications for simplified installation

Fel-Pro cylinder head bolt sets are manufactured using proprietary design and engineering processes developed over decades of sealing expertise. Each bolt is precision-engineered to stretch within a controlled yield zone, providing consistent clamping force that compensates for thermal expansion and engine movement. This complete bolt set includes all fasteners necessary for a professional cylinder head installation, ensuring your engine rebuild or repair maintains factory-level sealing performance.