To clean a valve cover, start by removing any oil and cleaning solvents from the bolt holes. Ensure that the cover’s sealing groove(s) are clean and dry, and remove all old sealing material.
Concentrate on cleaning the valve cover itself and the cylinder head’s sealing surfaces. Avoid using brake cleaner and instead use a mild detergent like dish soap mixed with water for cleaning. Additionally, phosphoric acid can be used to clean aluminum valve covers.
Another option is to use Lime Away, which contains phosphoric acid. When cleaning the inside of the valve cover, dish soap and water or carb cleaner can be used. After cleaning, make sure everything is dried off before reinstallation.
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Cleaning The Valve Cover
| Removing the Valve Cover | Cleaning the Cover Gasket |
| When cleaning the valve cover, start by removing it from the engine. This can usually be done by loosening the bolts or screws that hold it in place. Carefully lift the cover off and set it aside in a clean and safe area. | Cleaning the cover gasket is an important step to ensure a proper seal when reassembling. To clean the gasket, remove any old sealing material and clean the grooves on the cover where the gasket sits. Use a degreaser or throttle body cleaner to thoroughly clean the gasket and remove any oil or grime. Make sure to dry the gasket completely before reassembling. |
It’s important to note that using brake cleaner to clean the valve cover is not recommended as it may contain chemicals that can damage the cover or gasket. Instead, use a degreaser or throttle body cleaner specifically designed for automotive use.
To clean aluminum valve covers, you can use phosphoric acid or products like “Lime Away” which contain phosphoric acid as their main ingredient. These can help remove dirt and oxidation from the surface of the valve cover.
If you need to clean a valve cover breather, it’s best to use specific cleaning products designed for engine parts. Make sure to follow the manufacturer’s instructions and clean the breather thoroughly to remove any dirt or oil buildup.
After cleaning the valve cover and gasket, make sure to properly reinstall the cover and tighten the bolts or screws to the manufacturer’s specifications. This will ensure a secure seal and prevent any leaks.
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Cleaning Specific Types Of Valve Covers
Cleaning specific types of valve covers, such as aluminum or plastic, requires using the right cleaning agent. Phosphoric acid is commonly used to clean aluminum covers, while warm soap and water can be used for plastic covers, ensuring a thorough and effective cleaning process.
Cleaning Aluminum Valve CoversWhen it comes to cleaning aluminum valve covers, there are a few methods you can try. One option is to use phosphoric acid, which is commonly used to clean aluminum. Dilute the acid with water and use a brush to scrub the covers. Another option is to use a product like “Lime Away” that contains phosphoric acid. Apply the product and scrub the covers clean. |
Cleaning Plastic Valve CoversCleaning plastic valve covers is relatively easy. Warm water and dish soap or a citrus cleaner can do the job effectively. Use a brush or cloth to scrub the covers and remove any dirt or grime. Rinse the covers thoroughly with water to ensure that all traces of soap are removed before reinstalling them. |
Cleaning Valve Cover BreathersTo clean a valve cover breather, you can use the same methods as cleaning the valve covers themselves. Warm soapy water or a citrus cleaner can be used to clean the breather. Make sure to scrub away any dirt or oil residue. Rinse the breather thoroughly and allow it to dry before reinstalling it. |
Tips And Techniques For Cleaning Valve Covers
When it comes to cleaning valve covers, there are several tips and techniques you can follow for effective results. One method is to use soap and water. This simple yet effective solution can help remove dirt, grime, and oil from the valve cover surface. Start by cleaning off any debris on the cover, then mix warm water with a mild detergent or dish soap. Gently scrub the cover using a soft brush or sponge, paying extra attention to any stubborn areas. Rinse with clean water and dry thoroughly before reinstalling.
Another important consideration is choosing the right cleaner. Some valve covers, especially those made of aluminum, may require specific cleaning solutions to avoid damage. Research the material of your valve cover and use a cleaner specifically designed for that material.
Avoiding common installation issues is also crucial. It is essential to clean off any oil and cleaning solvents from the bolt holes and make sure the cover’s sealing groove(s) are clean and dry. Additionally, remove any old sealing material before installing a new valve cover gasket.
Remember, proper cleaning and maintenance of your valve cover can help ensure optimal performance and longevity of your engine.
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Frequently Asked Questions For How To Clean Valve Cover
Can I Use Brake Cleaner To Clean Valve Cover?
Yes, you can use brake cleaner to clean the valve cover. It is effective in removing dirt and grime. Make sure to clean the cover thoroughly, including the sealing surfaces and bolt holes. Ensure that the cover’s sealing groove is clean and dry.
Phosphoric acid or products like “Lime Away” can also be used to clean aluminum valve covers.
How Do You Prep A Valve Cover Gasket?
To prep a valve cover gasket, clean everything off the valve cover and cylinder head’s sealing surfaces. Remove oil and cleaning solvents from bolt holes and ensure the cover’s sealing groove(s) are clean and dry. Remove any old sealing material.
It’s important to install clean and dry Fel-Pro valve cover gaskets.
How Do You Clean Aluminum Valve Covers?
To clean aluminum valve covers, use a product that contains phosphoric acid or a cleaner like “Lime Away. ” Dilute the phosphoric acid with water before application. Scrub the covers with a wire brush or use gasoline to remove oil sludge.
Dish soap and water can also be effective. Make sure to clean off all residue before reinstalling.
Can You Clean A Valve Cover Breather?
Yes, you can clean a valve cover breather. Use a suitable cleaning solution and a brush to remove any dirt or oil sludge. Rinse it thoroughly and let it dry before reinstalling.
Conclusion
Cleaning your valve cover is an essential part of maintaining your engine’s performance and prolonging its lifespan. With the right techniques and materials, you can effectively remove dirt, debris, and oil buildup from the valve cover and its components. Remember to clean off any old sealing material and ensure the sealing surfaces are dry before installing a new gasket.
Additionally, consider using products like phosphoric acid or lime away to clean aluminum valve covers. By following these steps, you can keep your valve cover in optimal condition, promoting a smooth-running engine.
