Bluedevil Head Gasket Sealer 38386 Reviews

The BlueDevil Head Gasket Sealer 38386 is a popular product that is designed to repair and seal leaks in blown head gaskets, warped or cracked heads, heater cores, and freeze plugs. It is a relatively inexpensive and easy-to-use product, which makes it appealing to many do-it-yourselfers. However, there is some debate about the effectiveness of the product, with some users reporting success and others reporting failure.

Bluedevil Head Gasket Sealer 38386 has mixed reviews from customers. Some customers mention that it works great, is a quick fix, and is simple to follow the instructions. However, others mention that the performance of the gaskets is not satisfactory.

Check out bluedevil head gasket sealer 38386 reviews to see if it delivers promised results.

Bluedevil Head Gasket Sealer 38386

Facing a coolant leak but dreading a hefty head gasket repair? The BlueDevil 38386 Head Gasket Sealer offers a DIY solution in a 1-quart bottle. This chemical fix promises to seal minor leaks in head gaskets, warped heads, heater cores, and freeze plugs.

Features

• Ease of Use: BlueDevil’s user-friendly design ensures a hassle-free application, eliminating the need for special tools or expert skills. Simply follow the instructions, and you’ll be on your way to a sealed and protected engine.
• Permanent Seal: Engineered for a lasting solution, BlueDevil Head Gasket Sealer delivers a permanent seal, offering peace of mind and eliminating the worry of future leaks. Say goodbye to unexpected and costly repairs down the line.
• Compatibility: Whether your vehicle runs on gasoline or diesel, BlueDevil is compatible with all types of engines. Its versatility makes it an ideal choice for a wide range of vehicles, providing a one-size-fits-all solution.
• Safety First: BlueDevil’s formula contains no solid or particulate matter, ensuring it won’t clog or harm your engine. It bonds seamlessly to metal, aluminum, cast, alloy, or plastic, making it a safe and effective permanent seal for head gasket leaks.

Pros

• Non-invasive and affordable compared to major repairs.
• May buy you time for a professional fix or prevent minor leaks from worsening.
• Convenient for DIY enthusiasts with simple leak issues.

Cons

• Not a permanent fix for severe leaks or extensive damage.
• Effectiveness varies depending on leak size and cause.

How Much Blue Devil Head Gasket Sealer Should I Use?

The amount of BlueDevil Head Gasket Sealer you should use depends on two main factors:

1. The Size Of Your Cooling System

• 4 or 6 cylinder: Use 16 oz. (1/2 bottle)
• 8 or more cylinders: Use 32 oz. (full bottle)

2. The Severity Of Your Leak

• Minor leak: Use the recommended amount as mentioned above.
• Larger leak: Some users add up to 50% more than the recommended amount.

Best Head Gasket Sealer

BlueDevil Head Gasket Sealer (38386) is a popular choice known for its effectiveness in repairing head gasket leaks and cooling system issues. It’s designed to seal leaks permanently and is compatible with various engine types.

Blue Devil Head Gasket Sealer Tips

Here are some crucial tips to consider before and during its use:

Before Using

• Diagnose accurately: Ensure your leak stems from a minor head gasket issue, warped head, heater core, or freeze plug, not major engine damage. Consult a mechanic if unsure.
• Read instructions carefully: Different versions might have specific usage guidelines. Understand proper dosage based on your cooling system size and leak severity.
• Gather necessary tools: Have coolant flusher, distilled water, and tools for draining and refilling your cooling system readily available.
• Consider alternatives: This is a temporary fix. For severe leaks or long-term solutions, professional repair is recommended.

During Application

• Shake well: Ensure the sealant is properly mixed before adding it to your coolant system.
• Follow the correct order: Add the sealant as instructed, typically after flushing the system and with the engine off.
• Maintain proper dosage: Don’t exceed recommended amounts to avoid clogging your cooling system.
• Run the engine: Operate the engine at idle for the specified time, allowing the sealant to circulate and interact with the leak.
• Monitor closely: Watch for any abnormal engine behavior or worsening leaks after using the product.

Can You Use Blue Devil Head Gasket Sealer Twice?

It is generally recommended to use Blue Devil Head Gasket Sealer only once per application. However, you can use it twice. But using it multiple times may not provide additional benefits.

How Long Does Blue Deivil Gasket Sealer Last?

The longevity of BlueDevil Head Gasket Sealer is difficult to pinpoint with certainty, as it depends on various factors. Generally, it is designed to provide a lasting seal, with some users reporting effectiveness for 2 to 3 years.

Blue Devil Block Sealer Reviews

Here’s a breakdown to help you make an informed decision:

Positive Reviews

• Success stories: Many users report successfully sealing minor leaks, sometimes for extended periods, saving them from costly repairs.
• Ease of use: The product is often praised for its simple application process, requiring adding it to the coolant system.
• Affordability: Compared to professional repairs, Blue Devil Block Sealer offers a significantly cheaper option, especially for DIY enthusiasts.

Negative Reviews

• Temporary fix: Most agree it’s not a permanent solution and leaks might reappear, requiring further action or professional repair.
• Unclear long-term impact: The long-term impact on engine health due to the sealant’s presence remains unclear.

Blue Devil Head Gasket Sealer Instructions

• Dispose of used coolant and flush products responsibly.
• Avoid exceeding the recommended dosage of Blue Devil Sealer.
• Do not reuse drained coolant.
• Monitor your engine closely after using the product.

Bluedevil Head Gasket Sealer 38386 Stores

Aim for temperatures between 50°F and 80°F (10°C and 27°C) and avoid humidity extremes. Excessive heat or cold can degrade the sealant’s properties.

Keep the sealer in its original, tightly sealed bottle to prevent contamination and moisture ingress. Store away from direct sunlight, which can potentially affect the product’s composition.

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What are the common causes of head gasket failure

Some common causes of head gasket failure include:

1. Overheating: Excessive heat can cause the head gasket to fail. This can be the result of cooling system problems, such as a malfunctioning thermostat, water pump failure, or low coolant levels.
2. Poor Installation: Incorrect installation of the head gasket during engine assembly can lead to failure. It’s crucial to follow proper torque specifications and procedures during installation.
3. Engine Overheating: Running the engine at high temperatures for prolonged periods can cause the head gasket to deteriorate. This may result from a malfunctioning cooling system, a faulty radiator, or a defective cooling fan.
4. Coolant Contamination: Mixing different types of coolant or using the wrong coolant can lead to corrosion, which may compromise the head gasket. Additionally, coolant contamination by oil or exhaust gases can cause problems.
5. Improper Maintenance: Neglecting regular maintenance, such as coolant changes and overall system checks, can contribute to head gasket failure over time.
6. Engine Misfire or Detonation: A misfiring cylinder or detonation (pre-ignition) can create high-pressure spikes, putting extra stress on the head gasket and potentially causing it to fail.
7. Age and Wear: Over time, the head gasket may simply wear out due to the stresses and heat cycles it undergoes during normal engine operation.
8. Cylinder Head Warping: If the cylinder head becomes warped due to overheating or other issues, it can compromise the integrity of the head gasket.
9. Faulty Manufacturing: In rare cases, a head gasket may have a manufacturing defect that leads to premature failure.

Can blue devil and steel seal be used interchangeably?

It’s not recommended to use them interchangeably. Each has different mechanisms and might not react well together. Stick to one product and follow its specific instructions.

Are there any safety precautions to take when using blue devil or steel seal head gasket sealers?

Safety Precautions:

• Read and follow all instructions meticulously.
• Never exceed recommended dosage.
• Ensure engine is cool before adding the product.
• Avoid mixing with incompatible coolants or additives.
• Open windows and use proper ventilation to avoid inhaling fumes.
• Wear gloves and eye protection for added safety.
• Consider professional repair for major leaks or engine damage.

What Is A Good Head Gasket Sealer?

BlueDevil Head Gasket Sealer is often recommended as a good option. It’s known for its effectiveness in sealing minor head gasket leaks. However, consult a professional for major issues.

Does Blue Devil Head Gasket Sealer Work?

The effectiveness of Blue Devil Head Gasket Sealer can vary. Some users report success in temporarily sealing minor head gasket leaks, while others may not experience the same results.

Is Blue Devil Head Gasket Sealer Any Good?

BlueDevil Head Gasket Sealer can be a risky gamble for minor leaks. While success stories exist, it’s a temporary fix with clogging risks and unclear long-term impact. 

Should I Use Blue Devil Head Gasket Sealer?

Yes, Blue Devil Head Gasket Sealer can be effective in repairing minor head gasket leaks. Follow the instructions carefully for best results. 

How Many Times Can You Use Head Gasket Sealer?

The number of times you can use head gasket sealer depends on the specific product you are using. Some sealers are designed for a single application, while others may be reusable for multiple repairs.

Why Is My Car Overheating While Using Bluedevil?

Several reasons could explain why your car is overheating while using BlueDevil Head Gasket Sealer. Here are the most likely culprits:

1. Clogged Cooling System

This is the most common issue associated with using head gasket sealers. These products can contain particles that, if not used correctly or exceed recommended dosages, can clog your radiator, heater core, or other cooling system components. This restricts coolant flow, leading to overheating.

2. Incompatible Sealer

Not all head gasket sealers are compatible with all vehicles or antifreeze types. Using an incompatible product can cause adverse reactions, potentially leading to overheating.

3. Underlying Leak Severity

BlueDevil is designed for minor leaks. If your leak is more significant, the sealer might not be effective in stopping it completely. The remaining leak could still cause overheating.

4. Incorrect Application

If you didn’t follow the product instructions carefully, such as exceeding the recommended dosage or adding it when the engine was hot, it could contribute to overheating issues.

5. Other Underlying Issues

While the BlueDevil might be a contributing factor, your car’s overheating could also stem from other pre-existing problems like a faulty thermostat, water pump, or radiator fan.

Bluedevil Head Gasket Sealer 38386 Price

The BlueDevil Head Gasket Sealer, product number 38386, is priced at $46.

Bluedevil Head Gasket Sealer 38386 How To Use

Application process

Step 1: Drain the coolant

Follow your vehicle’s manual to properly drain the old coolant from the cooling system.

Step 2: Flush the system (optional)

Using a coolant flush product and distilled water, thoroughly flush the system to remove any debris or contaminants. Drain again completely.

Step 3: Add the Blue Devil Sealer

Shake the bottle well and pour the recommended amount (refer to the specific instructions for your product version and cooling system size) into the radiator or overflow reservoir.

Step 4: Fill with distilled water

Fill the cooling system with distilled water to the appropriate level as specified in your vehicle’s manual. Do not mix with antifreeze at this stage.

Step 5: Close the system and run the engine

Tighten all connections securely and start the engine with the heater set to high.

Step 6: Idle for specified time

Let the engine run at idle for the recommended duration (usually 30-50 minutes), allowing the sealant to circulate and interact with the leak.

Step 7: Turn off the engine and cool down

Let the engine cool completely before proceeding.

Step 8: Drain and refill with coolant

Drain the distilled water and refill the system with a fresh mixture of 50% antifreeze and 50% water, following the recommended ratio for your vehicle.

Step 9: Monitor and top up coolant

Regularly check the coolant level and top up if necessary. Be mindful of any unusual engine noises or signs of overheating.

What are the alternatives to blue devil head gasket sealer?

The alternatives to BlueDevil Head Gasket Sealer 38386 include other products such as K-Seal and Steel Seal. K-Seal is mentioned as an alternative that is easier to use and can provide good results, while Steel Seal is considered less risky than BlueDevil by some mechanics

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What are the differences between blue devil and steel seal head gasket sealers?

Both Blue Devil and Steel Seal are head gasket sealers, but they have some key differences in their approach, claims, and potential consequences:

Blue Devil:

• Type: Fiber-based: Uses fibers and other particles to physically block small leaks in the head gasket or cooling system.
• Claims: Seals head gasket leaks, warped or cracked heads, heater cores, and freeze plugs. Works in minutes.
• Effectiveness: Mixed reviews. Some users report success with small leaks, while others find it ineffective or experience clogging issues.
• Potential downsides: Fibers can clog the cooling system, requiring a flush. Not a permanent fix, and may worsen the leak if the head gasket is significantly damaged.

Steel Seal:

• Type: Chemical: Uses a proprietary formula to create a metal-like seal within the leak.
• Claims: Permanently seals head gasket leaks, warped or cracked heads, and even cracks in engine blocks. Works in hours.
• Effectiveness: Also has mixed reviews, with some users reporting success and others finding it ineffective or facing compatibility issues.
• Potential downsides: More expensive than Blue Devil. Chemical composition might not be compatible with all antifreeze types or engine materials. Potential for clogging if not used correctly.

Here’s a table summarizing the key differences:

Ultimately, the choice between Blue Devil and Steel Seal depends on your specific situation and risk tolerance:

• For small suspected leaks: Blue Devil might be worth a try due to its lower cost, but be prepared for potential clogging and the leak returning.
• For larger leaks or suspected cracks: Steel Seal might be tempting due to its permanent claims, but consider the higher cost, compatibility risks, and potential for clogging before using.
• For significant head gasket damage: Neither product is likely to be a permanent solution. A professional repair or head gasket replacement is recommended.

FAQs

Does Blue Devil head gasket sealer really work?

The effectiveness of Blue Devil head gasket sealer can vary. Some users report success in temporarily fixing minor leaks, while others may not experience the desired results.

Is BlueDevil head gasket sealer permanent?

BlueDevil head gasket sealer is designed to create a permanent seal for head gasket leaks. However, the effectiveness may vary based on the extent of damage and proper application.

Is Blue Devil good for your engine?

Yes, Blue Devil is considered good for your engine. It is a reputable engine additive designed to address and prevent leaks, improve performance, and extend the overall lifespan of your vehicle’s engine.

What is the world’s best head gasket sealer?

BlueDevil is often considered one of the best head gasket sealers. Its reputation stems from its ability to effectively seal leaks and withstand high temperatures, providing a reliable solution for addressing head gasket issues.

Is there a permanent head gasket sealer?

K-Seal Ultimate is a permanent head gasket sealer designed to repair leaks and cracks in the head gasket, engine block, radiator, and other cooling system components. It offers a long-lasting solution for automotive cooling system issues.

Why not to use head gasket sealer?

Head gasket sealers are temporary fixes that may mask underlying issues. They can clog the cooling system, leading to more significant problems. Professional repairs are recommended for long-term reliability.

Does BlueDevil stop oil leaks?

Yes, BlueDevil is a sealant commonly used to stop minor oil leaks in engines. It works by swelling and softening the existing seals, helping to create a more effective seal and prevent further leakage.

Can a Blue Devil clog a radiator?

No, a Blue Devil is a brand of automotive sealant designed to repair leaks in a car’s cooling system. It is not known to clog radiators when used according to the manufacturer’s instructions.

Can Blue Devil damage water pump?

Blue Devil, a brand of sealant for fixing leaks in a car’s cooling system, can damage a water pump if not used correctly, potentially causing further issues.

What color is blue devil head gasket sealer?

Yes, BlueDevil Head Gasket Sealer is typically blue in color.

How many bottles of Blue Devil do I need?

The number of bottles depends on many factors. The size of your cooling system, 8 or more cylinders (Use 2 bottles (32 oz.) 

Conclusion

As evidenced by the Bluedevil Head Gasket Sealer 38386 reviews, it stands out as a commendable choice for those seeking a reliable and efficient solution to head gasket problems, making it a preferred option in the realm of automotive maintenance.