Elring 233.380 Engine Cylinder Head Bolt Set

Overview of Elring Engine Cylinder Head Bolt Set 233.380

The Elring Engine Cylinder Head Bolt Set 233.380 is designed specifically for select BMW models, including the 535d, 535d xDrive, 540d xDrive, 740Ld xDrive, and X5. This set includes 14 bolts engineered to meet precise specifications for secure cylinder head fastening.

• Includes 14 cylinder head bolts
• Bolt head design: Male Torx for secure torque application
• Thread size: M 12x1.5x200 for exact fitment
• Compatible with BMW diesel models 535d, 535d xDrive, 540d xDrive, 740Ld xDrive, and X5
• Part number 233.380 for accurate identification

Technical Details and Specifications

The Elring 233.380 cylinder head bolt set features a male Torx bolt head design, allowing for precise torque control during installation and removal. The thread size of M 12x1.5x200 ensures compatibility with the cylinder head assembly of the specified BMW models. This set contains 14 bolts, matching the original equipment manufacturer (OEM) requirements for these engines. Using the correct bolt size and design is critical to maintaining engine integrity and preventing head gasket failure.

Compatible BMW Models and Applications

This cylinder head bolt set is compatible with a range of BMW diesel vehicles, including the 535d, 535d xDrive, 540d xDrive, 740Ld xDrive, and X5. These models require precise hardware to maintain engine performance and reliability. The Elring 233.380 part number corresponds directly to the OEM specifications for these vehicles, ensuring proper fit and function.

Common Issues Addressed by Cylinder Head Bolt Replacement

• Preventing cylinder head gasket leaks due to bolt stretch or fatigue
• Maintaining proper cylinder head clamping force
• Reducing risk of engine overheating caused by improper sealing
• Ensuring engine compression integrity
• Replacing damaged or corroded bolts during engine rebuilds or repairs

Installation Notes and Tips

• Use a calibrated torque wrench compatible with male Torx bolt heads
• Follow BMW manufacturer torque sequence and specifications
• Replace all bolts in the set to ensure uniform clamping force
• Inspect cylinder head and gasket surfaces before installation
• Apply recommended thread lubricant or sealant if specified by manufacturer

Quality Assurance and Warranty Information

Elring is a recognized manufacturer of engine components, producing hardware that meets or exceeds OEM standards. The 233.380 cylinder head bolt set undergoes strict quality control to ensure durability and performance under demanding engine conditions. Warranty coverage details should be confirmed at the point of purchase, but Elring products typically include limited warranties against manufacturing defects.