Best Engine Camshaft Plugs of 2025

* We independently evaluate all recommended products and services. If you click on links we provide, we may receive compensation.
Engine camshaft plugs are a small yet crucial component in the operation of an engine. These plugs are designed to fill the holes left by the removal of the camshaft bearings during engine assembly. They prevent oil leaks by sealing the camshaft journals and providing a smooth surface for the camshaft to rotate on. Made from high-quality materials, engine camshaft plugs are durable and long-lasting. They are available in a variety of sizes and shapes to fit different engine models and can easily be installed with the use of a camshaft plug installation tool. Overall, engine camshaft plugs are a cost-effective solution to prevent oil leaks and ensure the smooth operation of an engine.
At a Glance: Our Top Picks
Top 10 Engine Camshaft Plugs
Fel-Pro TCS 45979 Camshaft Rear Seal Plug Set
Fel-Pro TCS 45979 Camshaft Rear Seal Plug Set is a high-quality car camshaft seal that meets or exceeds all original equipment specifications. Its application specific design ensures a perfect fit, providing you with unsurpassed quality you can trust. The set is validated for fit, form, and function, guaranteeing optimal performance. Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering, and manufacturing processes. With this Fel-Pro Rear Seal Plug Set, you can have peace of mind knowing that your camshaft is protected and functioning at its best.
MAHLE Engine Camshaft Plug 67728
The MAHLE Camshaft Plug is designed to meet or surpass original equipment standards, ensuring you receive top-quality sealing products. By using materials that are equal to or better than the original, you can trust in the durability and effectiveness of this plug. MAHLE is recognized as a leader in providing parts for domestic, Asian, and European vehicles, giving you peace of mind regardless of your car's make. Additionally, the parts are securely packaged in shrink-wrapped trays, so you can be confident that you have the correct components before you even open the package.
MAHLE B45808 Camshaft Plug
MAHLE B45808 is a high-quality engine camshaft plug that meets or exceeds original equipment specifications, making it one of the finest sealing products available. It uses OE Equivalent or better materials in all gaskets and is the leader in domestic, Asian, and European applications. The contents come in a shrink-wrapped tray for added security, ensuring that you have the right parts before opening the package.
Mazda Engine Camshaft Plug
This is a genuine OEM part for the Mazda KLG4-12-603 engine that is used as a camshaft plug. The package dimensions are 11.176 L x 1.524 H x 20.573 W (centimeters) and the package weight is 0.022 kilograms. This product is made in the United States and falls under the category of engine camshaft plugs.
Volvo Camshaft Bore Plug 1397381
The Volvo Camshaft Plug is a genuine part designed specifically for your vehicle. This camshaft plug ensures a perfect fit, making installation straightforward and hassle-free. With the part number 1397381, you can easily identify the right component for your engine. Manufactured to exact specifications, this plug guarantees optimal performance, enhancing the overall functionality of your engine. By using this genuine part, you can rest assured that your vehicle will operate smoothly and efficiently, providing you peace of mind on the road.
HIHIAV Cylinder Head Cam Plug with Seal
The HIHIAV Cam Plug is a high-quality engine camshaft plug compatible with various Honda and Acura vehicles. Made of durable ABS material, this cam plug is designed to last for a long time. It comes with a seal to ensure a tight fit and prevent any leaks. The package includes one cam plug cap. With its compatibility with a wide range of models, this cam plug is a versatile choice for anyone in need of a replacement. Plus, HIHIAV provides a 1-year warranty and a full refund if there are any issues with the product, giving you peace of mind with your purchase.
PartCatalog Engine Camshaft Plug for Audi A4
The PartCatalog Camshaft Plug is designed specifically for your Audi A4 Quattro, ensuring a precise fit and easy installation. This replacement part meets or even exceeds the original equipment standards, allowing you to maintain high performance in your vehicle. Enjoy a hassle-free replacement process with this plug, as it requires no complicated adjustments. Additionally, you can be confident in its compatibility; just check the specifications to ensure it matches your vehicle’s needs for optimal function and reliability.
Pleoos Cylinder Head Cam Plug
The Pleoos Cam Plug is designed for a wide range of Honda and Acura models, ensuring high compatibility for your vehicle. Made from durable plastic, this plug is lightweight and resistant to fading and breakage, providing longevity in performance. Installation is straightforward, allowing you to replace it without hassle; just be careful not to apply too much pressure during the process. With the right part number, you can ensure a proper fit, making this cam plug a reliable choice for maintaining your engine's integrity.
KEVWR Cylinder Head Cam Plug
The KEVWR Cam Plug Cap is constructed from high-quality ABS material, ensuring durability and longevity for your vehicle. Its lightweight design prevents fading or breakage, making it a reliable choice for long-term use. This plug is a direct replacement for several OEM part numbers, confirming its compatibility with various Honda and Acura models. The easy installation process allows you to replace old or broken parts without hassle, although care must be taken not to over-press during installation to avoid oil leaks. Experience peace of mind with this dependable cam plug cap.
PartCatalog Engine Camshaft Plug for Volkswagen Jetta
The PartCatalog Camshaft Plug is designed specifically for your Volkswagen Jetta, ensuring a perfect fit and exceptional performance. This high-quality replacement part meets or exceeds the original standards, giving you confidence in its reliability. Installation is straightforward, eliminating any hassle, so you can quickly get back on the road. Plus, with perfect compatibility, you can rest assured that this plug will meet your vehicle's requirements for optimal functionality.
Frequently Asked Questions (FAQs)
1. What does a camshaft plug do?
A camshaft plug is a seal that prevents oil from leaking out of the engine. It is inserted into the side of the engine and helps maintain proper lubrication by keeping the oil inside. The camshaft plug is crucial for the smooth operation of the engine's camshaft, which controls the opening and closing of the valves.
2. What happens when a camshaft breaks?
When a camshaft breaks, it can cause various issues in the engine. One common problem is cylinder misfires. The damaged camshaft prevents the valves from opening and closing correctly, disrupting the air-fuel mixture in the combustion chamber. This leads to poor ignition and can result in engine performance issues.
During our engine camshaft plug research, we found 24 engine camshaft plug products and shortlisted 10 quality products. We collected and analyzed 3,052 customer reviews through our big data system to write the engine camshaft plugs list. We found that most customers choose engine camshaft plugs with an average price of $11.04.
The engine camshaft plugs are available for purchase. We have researched hundreds of brands and picked the top brands of engine camshaft plugs, including Fel-Pro, MAHLE, Mazda, Volvo, HIHIAV. The seller of top 1 product has received honest feedback from 385 consumers with an average rating of 4.7.

Robert Reyes is a dedicated writer from San Francisco with a bachelor of degree in mechanics and a bachelor of degree in marketing. He focuses on making some complicated topics simple and enjoys explaining complex and technical things in an easy-to-understand way.