MINI Cylinder Head Bolt Set - Genuine MINI 11127560274

Product Information

An engine cylinder head bolt set is a collection of high-strength fasteners used to secure the cylinder head to the engine block. These bolts must withstand extreme pressure and temperature changes while maintaining a tight seal between the head gasket, cylinder head, and block. Proper installation and torquing of the head bolts are critical for preventing leaks, maintaining compression, and ensuring reliable engine performance.

• Coolant or oil leaks around the cylinder head due to a compromised seal.
• Engine overheating, often from head gasket failure caused by improper clamping force.
• Loss of compression or misfires, resulting from a loosened or stretched head bolt.

About Genuine Mini

The original parts used by Mini to build your car are available as replacement parts under the “Genuine Mini” brand. Manufactured under the direction of Mini, expect excellent quality and a premium price since these parts are exclusively available through the Mini Dealership network.

You may not realize this, but the parts that make up your Mini are not necessarily manufactured by Mini. No cause for concern, as Mini designs the part, hires a manufacturer, and ensures its quality to you. In fact, many of these manufacturers have been making parts for Mini for decades. In our industry these manufacturers are called OEM (Original Equipment Manufacturers), and these are often brands you recognize, including Lemforder, ZF, Sachs, Bosch, Valeo, Zimmermann, Siemens VDO, Corteco, and more. Don’t be surprised to open that Genuine Mini parts box and find an OEM branded part inside, simply with the addition of a Mini logo.

Be sure to keep an eye out for OE tags on our product pages to quickly identify parts coming direct from OE manufacturers. That extra bit of insight could save you some serious money while shopping! Refer to our OE Academy for further information regarding the OE/OEM tags throughout the site.