These bolts are pretty straightforward – they securely fasten the cylinder head to the engine block. They do this with a lot of force, clamping everything together tightly. They aren’t just holding things together though, they’re actually critical for sealing the combustion process. They ensure the pressure from burning fuel stays inside the cylinders where it’s supposed to be, and doesn’t leak out. They also help transfer heat away from the combustion chamber. Think of the cylinder head as the engine’s “lid.” The block is down below, and that head seals everything up. These bolts are what make that seal happen. Without them properly tightened and in good condition, you’ll lose compression, which means less power, and could have coolant or oil leaking. They’re a core part of the engine’s basic function. These bolts are under a massive amount of stress every time the engine runs. They stretch and compress with the heat cycles. Over time, they can fatigue, stretch permanently, or even break. If they fail, you’ll immediately notice a loss of power. You’ll probably hear some unusual noises coming from the engine, and you’ll likely see coolant or oil leaks. It's not something you want to ignore. These aren’t usually parts you can just keep patching up—replacing them is the best and often only real solution. You can find a good selection of them at places like Fixparts Online. It’s really a fundamental part of keeping your engine running smoothly and reliably. Reliable performance guaranteed: Washer (MPN 056103377) has a 12-month warranty!

About Volkswagen

Volkswagen blends German engineering and innovation to produce a versatile lineup of vehicles.

Why Choose Volkswagen?

• Get parts made specifically for your VW, ensuring a perfect fit and reliable performance. • Volkswagen parts are quality-tested to meet strict standards, so you can drive with confidence. • Using genuine VW parts helps maintain your vehicle’s value and original engineering. • We offer a wide selection of parts and accessories, so you can find exactly what you need to keep your VW running smoothly. Drive with confidence – choose Volkswagen parts at FixParts Online.