These little rubber pieces create a seal between your valve stem and the valve guide in the cylinder head. Basically, they keep oil from leaking down into the combustion chamber where it shouldn't be. They aren’t about stopping oil flow entirely, just controlling where it goes – keeping it up where it lubricates things and not down where it’ll burn and cause problems. They’re part of the engine's top end, specifically in the cylinder head. Every valve has one, and they work continuously as the engine runs, moving up and down with the valves. They’re a crucial component in maintaining proper engine lubrication and preventing oil consumption. It’s a small part, but it works hard. If these seals start to harden, crack, or wear out, oil will get past them and into the combustion chamber. You’ll notice if you have blueish smoke coming from your exhaust, especially on startup or when accelerating. That's the oil burning. It can lead to a few things – increased oil consumption, fouled spark plugs, and even catalytic converter damage down the line. It's like a shield protecting the lower parts of your engine; when it fails, things start to get messy. Replacing them isn’t the most exciting repair, but it can save you a lot of money and headaches in the long run. You can find a good selection of them over at Fixparts Online if you’re looking for a source, but any reputable auto parts store should carry them. Smart choice: Valve Stem Seal (MPN 701.289) is backed by a 12-month warranty!

About Elring

Elring is a top German provider of gaskets and sealing systems, ensuring optimal engine performance. Based in Germany, Elring is synonymous with precision engineering and durability in automotive applications.

Why Choose Elring?

• Elring parts are known for lasting a long time and holding up to tough conditions, saving you money on repairs down the road. • We make a wide range of parts, from engine gaskets to seals and more, so you can find almost everything you need in one place. • Elring has been a trusted name in the auto industry for over 80 years, meaning we have a lot of experience and knowledge. • Our parts are designed to meet or exceed the standards of car manufacturers, ensuring a good fit and reliable performance. Elring – trusted quality, available at FixParts Online!