These bolts basically clamp the cylinder head down onto the engine block, creating a super tight seal. They hold everything together and prevent combustion gases – that’s the stuff from burning fuel – from escaping. They’re designed to withstand a lot of heat and pressure. They also ensure proper alignment, which is critical for the valves to work correctly. Think of the cylinder head as the engine’s top end – where the valves, camshaft, and spark plugs live. These bolts are what physically connect that top end to the rest of the engine. Without them, you wouldn't have an engine that runs, period. They’re under constant stress, going through cycles of heat and cooling. It’s a pretty vital job. If these bolts fail, you’ll have major problems. You’ll likely notice a loss of compression – that’s the engine’s power – and you might see coolant leaking, or even white smoke from the exhaust. It can also lead to overheating, and in serious cases, catastrophic engine damage. They aren’t something you want to put off fixing. These bolts are often torque – to – yield, meaning they stretch slightly when tightened and aren't meant to be reused. It's best practice to always replace them when you're doing head work. You can find a good selection of them at places like Fixparts Online, and they’ll have the correct specs for your vehicle. Replacing these is a relatively small cost compared to the damage a failed one could cause. Quality you can count on: Bolt (MPN 022103384C) comes with a 12-month warranty!

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• Get parts made specifically for your VW, ensuring a perfect fit and reliable performance. • Volkswagen parts are quality-tested to meet high standards, so you can drive with confidence. • Using genuine VW parts helps maintain your vehicle’s value. • We have a wide selection of parts, from everyday maintenance items to more complex components. Volkswagen delivers excellence, FixParts Online delivers to your door.