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Spark plug tube seals are small but vital components in your vehicle's engine. Their primary function is to prevent oil from leaking into the spark plug wells, which can cause misfires and engine damage. Choosing the correct seals ensures optimal engine performance and longevity.
Compatible with: 2007-2017 Lincoln MKX, 2010-2017 Lincoln MKT, 2009-2016 Lincoln MKS, 2015-2017 Lincoln MKC, 2011-2014 Lincoln Mark LT, 2017-2018 Lincoln Continental
Replace Part Number: BR3Z-6C535-B, BR3Z6C535B
Replace when spark plugs leak oil, seals crack, or engine misfires. Recommended during tune‑ups to stop oil leaks
Material: Made of high-quality rubber, it meets OE standards, provides durable sealing, and effectively stops oil leaks
Package Contents：You will get 4*BR3Z-6C535-B valve cover spark plug tube seal gasket
Compatibility:Compatible with Ford Edge 2007-2019/Compatible with Ford C-Max 2013-2018 Compatible with Ford Escape 2012-2019/Compatible with Ford Expedition 2015-2019 Compatible with Ford Explorer 2011-2019/Compatible with Ford F-150 2011-2018 Compatible...
Compatibility:Compatible with Ford Focus 2012-2018/Compatible with Ford Fusion 2007-2019 Compatible with Ford GT 2017/Compatible with Ford Mustang 2011-2019 Compatible with Ford Taurus 2008-2017/Compatible with Ford Taurus X 2008-2009 Compatible with Ford...
Compatibility:Compatible with Lincoln Continental 2017-2018/Compatible with Lincoln Mark LT 2011-2014/Compatible with Lincoln MKC 2015-2017/Compatible with Lincoln MKS 2009-2016 Compatible with Lincoln MKT 2010-2017/Compatible with Lincoln MKX 2007-2017
All MAHLE Original gaskets meet or exceed the original equipment specifications providing the finest sealing products available
MAHLE Original gaskets utilizes OE equivalent or better materials in all our gaskets
MAHLE Original gaskets is the leader in Domestic, Asian and European applications
The contents of MAHLE Original gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package
Last update on 2026-07-18 / Affiliate links / Images from Amazon Product Advertising API
How to Choose the Best Automotive Replacement Spark Plug Tube Seals
Comparison Tips
When comparing different sets of seals, look for products that explicitly state compatibility with your vehicle. Check customer reviews for insights into durability and ease of installation. Consider brands known for their quality automotive components. Seals made from materials resistant to high temperatures and engine oil are generally preferable for long-term reliability.
Frequently Asked Questions
What happens if spark plug tube seals fail?
Failed seals allow oil to leak into the spark plug wells. This oil can foul the spark plugs, leading to misfires, rough idling, and reduced engine performance. Prolonged exposure to oil can also damage spark plug boots and wires.
How often should spark plug tube seals be replaced?
There is no fixed interval for replacing spark plug tube seals, as their lifespan depends on material quality and operating conditions. They should be replaced when signs of oil leakage or degradation are observed, often during spark plug replacement or other engine maintenance.
Can I use universal spark plug tube seals?
While universal seals might fit some applications, it's always best to use seals specifically designed for your vehicle's make and model. A precise fit ensures a reliable seal and prevents potential issues caused by improper fitment.
What is the difference between rubber and silicone seals?
Silicone seals generally offer better heat resistance and flexibility compared to standard rubber seals. This can lead to a longer service life, especially in high-temperature engine environments, and better resistance to oil degradation.
Are spark plug tube seals difficult to replace?
Replacing these seals usually requires removing the valve cover, which is a moderately involved task. While doable for a DIY mechanic with basic tools and some mechanical knowledge, it's often recommended to have a professional perform the job if you are unsure.
What tools are needed to replace spark plug tube seals?
You will typically need basic hand tools such as socket wrenches, a torque wrench, screwdrivers, and potentially a gasket scraper. A specialized seal removal tool might be helpful, but often careful prying is sufficient. Always consult your vehicle's service manual for specific tool recommendations.
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