These bolts basically clamp the cylinder head down onto the engine block, creating a really tight seal. They’re high – tension fasteners, meaning they’re designed to be tightened to a specific amount of force. This force isn't just holding things together; it’s critical for keeping the combustion process contained within the cylinders. They’re also designed to withstand a lot of heat and pressure from the engine firing. They’re a fundamental part of the engine’s top end. Without them, you wouldn’t have proper compression, and the engine just wouldn’t run. Everything from coolant to oil relies on that head being sealed correctly, thanks to these bolts. Think of them as acting like a shield between the combustion chamber and everything else. If these bolts stretch, break, or even just come loose, you'll have major problems. You’ll likely notice if one fails – usually with a loss of power, coolant leaking, or even a blown head gasket. Replacing them isn’t something you want to put off. They’re often torque – to – yield bolts, which means they’re designed to stretch a specific amount when tightened and aren't reusable. If you're doing a head gasket job, you pretty much always replace these. You can find a good selection of them over at Fixparts Online, and they'll have the right ones for your engine. Getting the correct bolt is really important – different engines need different strengths and lengths. Shop with confidence: Cylinder Head Bolt (MPN 18476) comes with a 3 year manufacturer guarantee!

About Febi

Ferdinand Bilstein is a leading global supplier of aftermarket spare parts, offering an extensive range of high-quality components for passenger and commercial vehicles.

Why Choose Febi?

• Febi parts are made to the same standards as original equipment, so you get reliable quality. • We offer a huge range of parts – from engine components to wear-and-tear items – covering many vehicle makes and models. • Febi has been a trusted name in the automotive industry for over 70 years, so you’re choosing a brand with a long history of performance. • You get a great balance of quality and price, meaning you don’t have to break the bank to keep your vehicle running smoothly. Febi delivers excellence, FixParts Online delivers to your door.