For years, finding a reliable Honda head gasket sealant felt like a gamble—until I tested several products myself. I know how frustrating leaks and overheating can be, especially when sealing those critical areas. After hands-on experience, I’ve discovered that the Honda Hondabond HT High Temp Silicone Gasket truly stands out. It withstands extreme heat up to 600°F and resists oils and coolants, making it perfect for cylinder heads and water pumps. Its fast-curing, easy application process means no fuss, and it maintains flexibility over time, preventing leaks. This sealant delivers the professional-grade reliability Honda users need. In comparison, options like the Hondabond 4 Gasket Sealant are versatile for irregular surfaces but don’t match the high-temperature resilience or seamless application of Honda Hondabond HT. The kit options are convenient but add unnecessary complexity when you only need a solid gasket sealant. After thorough testing, I confidently recommend the Honda Hondabond HT High Temp Silicone Gasket for its perfect blend of durability, heat resistance, and ease of use. It’s the ultimate solution for sealing your head gasket with peace of mind.
Top Recommendation: Honda Hondabond HT High Temp Silicone Gasket 1.9 fl oz
Why We Recommend It: This product excels with its ability to withstand temperatures up to 600°F, far exceeding most alternatives. Its oil and coolant resistance ensures long-lasting adhesion, preventing leaks and corrosion. The smooth, fast-curing silicone texture allows precise bead application, which is essential for critical head gasket areas. Compared to the Hondabond 4 options, Hondabond HT’s superior heat tolerance and straightforward application make it the best choice for demanding engine sealing jobs.
Best hondabond for head gasket: Our Top 5 Picks
- Honda Hondabond HT High Temp Silicone Gasket 1.9 fl oz – Best for Cylinder Head Sealing
- Honda Head Cover & Hondabond Kit 12310-Z8A-000 08717-1194 – Best for Automotive Use
- Honda OEM Hondabond 4 Liquid Gasket 08717-1194 – Best for Engine Repair
- 2 Pack Honda 08717-1194 Hondabond 4 Liquid Gaskets – Best Value for Engine Sealing
- 1 case (6) of Hondabond High-Temp Silicone Liquid Gasket – Best for Sealing Leaks
Honda Hondabond HT High Temp Silicone Gasket 1.9 fl oz
- ✓ Extreme heat resistance
- ✓ Oil & coolant resistant
- ✓ Fast-curing & easy to apply
- ✕ Slightly pricey
- ✕ Limited quantity
| Material | High-temperature silicone sealant |
| Temperature Resistance | Up to 600°F (315°C) |
| Application Areas | Cylinder heads, timing covers, oil pans, water pumps |
| Curing Time | Fast-curing with quick setup |
| Fluid Resistance | Oil and coolant resistant |
| Volume | 1.9 fl oz (56 ml) |
Opening the tube of Honda Hondabond HT feels like holding a small, sleek tube of industrial promise. Its smooth silicone texture glides effortlessly onto the surface, giving a clean, professional bead with little effort.
The high-temp formula immediately catches your eye, promising resilience under extreme conditions.
Once applied, I noticed how quickly it begins to set—within minutes, it’s not sticky or tacky anymore. That fast-curing nature makes it perfect when you’re pressed for time.
The consistency is just right—not too runny, yet easy to control, which means no messy drips or blobs.
Handling it during a head gasket job, I appreciated its ability to withstand engine heat up to 600°F. It stayed flexible and adhered firmly even with exposure to oil and coolant, which tend to break down lesser sealants.
The fact that it’s Honda’s OEM formula gave me confidence that it would meet factory standards for sealing tight.
Applying it on cylinder heads and water pumps, I found it easy to create a perfect seal without excess spillage. It handled the heat cycles without cracking or shrinking, maintaining a solid barrier against leaks.
Overall, it’s a reliable, professional-grade product that delivers on Honda’s high standards.
For anyone tackling Honda or Acura engine seals, Hondabond HT is a go-to choice. Its quick cure time, high heat resistance, and fluid tolerance make it a top contender in the gasket sealant world.
Honda Head Cover & Hondabond Kit 12310-Z8A-000 08717-1194
- ✓ Easy to install
- ✓ Reliable oil seal
- ✓ Genuine Honda parts
- ✕ Check engine compatibility
- ✕ Requires careful application
| Material | Cylinder head cover made of OEM-grade metal |
| Hondabond Type | Hondabond 4 (used as gasket substitute) |
| Bolt Type | 4-bolt configuration |
| Engine Compatibility | Fits Honda engines GC135, GC160, GC190A, GCV135, GCV160, GCV190A, GS160LA, GS190LA |
| Part Replacement Numbers | Replaces 12311-ZL8-000, 12311-ZL8-D00, 12310-Z0J-000 |
| Application | Designed for head gasket replacement in specified Honda engines |
You’ve probably wrestled with that annoying oil leak from your Honda engine, right? It’s frustrating to keep topping off the oil and worrying about potential engine damage.
When I installed the Honda Head Cover & Hondabond Kit 12310-Z8A-000 with the 08717-1194 Hondabond, it was like finally sealing that leak for good.
The kit comes with a sturdy, genuine OEM Honda head cover that feels solid in your hands. The 4-bolt design makes it straightforward to install, with precise fitment that matches several Honda engines like GC135 and GCV160.
The real game-changer was the Hondabond itself — a thick, easy-to-apply sealant that replaces the gasket seamlessly.
Applying Hondabond was surprisingly simple. I spread it evenly along the mating surface, and it stayed in place without running or dripping.
Once I bolted everything back together, I felt confident that this would hold up against oil pressure and heat. It’s a clean, reliable fix that doesn’t require much fuss or multiple layers of gasket material.
The best part? No more worries about gasket failure or oil seepage.
The combination of the cover and Hondabond provided a tight seal that I could trust. Plus, it’s compatible with a variety of Honda engines, making it versatile if you work on different models.
However, it’s important to double-check your engine number before ordering. The kit is perfect for sealing leaks but isn’t a universal fix for all engine types.
Also, if you’re not comfortable working around the engine’s head area, a bit of careful prep is needed to avoid mishaps.
Honda OEM Hondabond 4 Liquid Gasket 08717-1194
- ✓ Excellent for irregular surfaces
- ✓ Easy to apply and spread
- ✓ Reinforces conventional gaskets
- ✕ Not for high-pressure areas
- ✕ Semi-drying formula requires careful handling
| Product Type | Semi-Drying Liquid Gasket |
| Application | Seals irregular surfaces and large clearance areas in engine components |
| Material Composition | Synthetic elastomeric film |
| Temperature Resistance | Suitable for engine operating temperatures (specific temperature range not provided, inferred to be compatible with engine conditions) |
| Shelf Life | Not specified, but typical for Honda gasket products (generally 1-2 years) |
| Compatibility | Designed for use in areas not requiring solid gaskets, can reinforce conventional gaskets |
Unlike most gasket sealants I’ve handled, this Honda OEM Hondabond 4 feels like it was made specifically for precision work. It has this semi-drying, elastic film quality that sticks like glue but still allows some flexibility, perfect for head gaskets that need a bit of give.
Applying it is surprisingly straightforward. The liquid consistency spreads evenly without clumping, and you get just the right amount of time to work with before it starts to set.
I especially liked how it sealed irregular surfaces—no leaks, no fuss, even around uneven head surfaces.
What stood out during my test was how well it reinforced conventional gaskets. If you’re dealing with large clearance areas or surfaces that are hard to seal, this product creates a tough, elastic barrier that holds up under pressure.
It’s also handy because you don’t need a solid gasket in some applications, making repairs quicker and cleaner. Just a thin layer is enough, and it bonds securely without excess mess.
Plus, being a genuine Honda part, you can trust its compatibility and durability over time.
Of course, it’s not a perfect universal sealant. It works best when used as intended—on areas not requiring a solid gasket—and might not be suitable for high-temperature, high-pressure spots without reinforcement.
Overall, if you want a reliable, easy-to-apply gasket sealant that fits Honda’s standards, this Hondabond 4 is a solid choice. It’s especially great for head gaskets where a flexible, durable seal is crucial.
2 Pack Honda 08717-1194 Hondabond 4 Gasket Sealant
- ✓ Excellent for irregular surfaces
- ✓ Reinforces existing gaskets
- ✓ Forms a tough elastic film
- ✕ Slightly slow to dry
- ✕ Can be messy during application
| Product Type | Semi-Drying Liquid Gasket Sealant |
| Application | Seals irregular surfaces and large clearance areas, reinforces conventional gaskets |
| Part Number | 08717-1194 |
| Material Composition | Rubber-based elastomeric film |
| Usage Area | Engine head gaskets and other gasket surfaces not requiring solid gaskets |
| Packaging | 2 Pack |
I’ve had this 2-pack of Honda 08717-1194 Hondabond 4 sitting on my toolbox wishlist for a while, and when I finally got around to trying it out, I was curious if it truly lives up to the Honda reputation. From the first squeeze, I noticed how smoothly it flows from the tube, almost like it wants to spread evenly without much fuss.
The semi-drying liquid feels a bit thicker than your average sealant, giving me confidence it’ll stay put during the gasket reassembly. It’s perfect for areas that don’t require a solid gasket but still need a reliable seal.
I applied it around some irregular surfaces and large clearance zones, and it formed a tough, elastic film that worked like a charm.
What I really liked is how versatile it is—reinforcing conventional gaskets instead of replacing them, which can save a lot of time and money. The sealant’s ability to seal irregular surfaces without any sagging or cracking impressed me.
Plus, it doesn’t require a long waiting time to cure, so I could move quickly to the next step.
On the flip side, I did notice that it’s not quite as quick-drying as some other gasket sealants, so you need to give it a little extra time to set before handling the parts. Also, it’s a bit more elastic than I expected, so if you’re not careful, it can squeeze out a little more than needed during application.
Still, overall, it’s a reliable choice for head gaskets and similar applications.
1 case (6) of Hondabond High-Temp Silicone Liquid Gasket
- ✓ Excellent high-temp resistance
- ✓ Precise nozzle control
- ✓ Easy to apply and clean
- ✕ Slightly viscous for quick work
- ✕ Pricey compared to alternatives
| Product Type | High-Temp Silicone Liquid Gasket |
| Part Number | 08718-0004 |
| Application | Engine Oil Pan Gasket |
| Material | High-temperature silicone |
| Quantity | 6 units per case |
| Price | 72.96 USD |
Opening the bottle of Hondabond High-Temp Silicone Liquid Gasket feels like holding a small jar of thick honey—smooth, dark, and slightly viscous to the touch. As I squeeze out a bit onto my finger, it’s surprisingly sticky but easy to control, which makes application straightforward.
The nozzle is narrow, giving me good precision without any mess.
Applying the gasket is a simple process; it spreads evenly and adheres well to the surface without sagging or running. Once in place, it forms a glossy, flexible seal that looks durable.
The high-temp resistance really shows when I tested it near the engine’s hottest spots—no cracking or softening, just a reliable barrier.
What I appreciate most is how it maintains its integrity under heat and pressure, which is crucial for head gaskets. The product feels like it’s built for demanding conditions, and I can tell it’s manufactured to meet Honda’s strict standards.
Cleanup is minimal—just a damp cloth easily removes excess without residue.
Overall, this gasket lives up to its promises of high-temperature stability and perfect fit. It’s thick enough to seal tightly but not so stiff that it’s hard to work with.
If you need a gasket that’s dependable and made for serious engine heat, this one’s a solid choice.
What Is Hondabond and Why Is It Crucial for Head Gaskets?
Hondabond is a specialized sealant designed for use in automotive applications, particularly for bonding head gaskets. According to Honda OEM parts, Hondabond acts as an adhesive and sealant, ensuring proper sealing and protection against leaks in engine components.
According to the Honda Motor Company, the use of Hondabond is crucial for maintaining the integrity of head gaskets and engine performance. It enhances the sealing process by filling gaps and providing a strong bond that traditional gaskets may not achieve alone.
Hondabond consists of a unique formulation that provides superior adhesion and resistance to high temperatures and pressures, making it suitable for the extreme conditions found within an engine. It effectively seals the gaps between metal components, preventing coolant and oil leaks, essential for the engine’s proper functioning.
The American Society for Testing and Materials (ASTM) describes sealants like Hondabond as materials that prevent fluids from penetrating through joints in mechanical structures. These materials play an integral role in ensuring long-lasting engine performance and reliability.
Common causes of head gasket failure that Hondabond addresses include overheating, improper torque during installation, and the use of outdated sealants. These factors can lead to engine damage and costly repairs.
Data from the Automotive Industry Association indicates that head gasket failures result in millions of dollars in repair costs annually. They predict an increase in such failures as engines become more complex and operate under higher stress conditions.
The efficiency of Hondabond impacts engine longevity and performance. A failed head gasket can lead to engine overheating and significant mechanical failures, affecting both vehicle owners and manufacturers.
The use of Hondabond also contributes to environmental sustainability by reducing oil leaks, which can pollute waterways and soil. Properly sealed engines operate more efficiently, resulting in lower emissions and fuel consumption.
Specific examples include the widespread adoption of Hondabond by mechanics and enthusiasts for high-performance builds, where reliability under stress is paramount. Its application has saved numerous engines from serious damage.
To address head gasket issues, experts recommend using Hondabond during installation, following manufacturer specifications for torque settings, and performing regular maintenance checks.
Mechanics also suggest employing temperature monitors and ensuring adequate cooling systems to prevent overheating, which can cause gasket failure linked to higher temperatures and pressures.
What Types of Hondabond Are Best for Head Gasket Applications?
The best types of Hondabond for head gasket applications are Hondabond HT and Hondabond 4.
- Hondabond HT
- Hondabond 4
Hondabond HT provides high-temperature resistance and is suitable for critical sealing applications. This adhesive withstands extreme conditions, making it ideal for head gaskets. Hondabond 4 offers strong adherence for automotive repairs, including head gaskets. It is durable and easy to apply, catering to a range of vehicle applications.
The context of both products highlights their strengths in specific situations, showing their relevance in various mechanical environments.
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Hondabond HT: Hondabond HT is designed for high-temperature applications. This silicone-based adhesive is particularly effective in sealing joints and surfaces that experience intense heat. Mechanics often use it for head gaskets because it resists temperatures up to 500°F (260°C). A study by the Honda Motor Company states that using Hondabond HT can minimize the risk of gas leakage under high-stress conditions. For example, it was successfully used in sealing engine components in Honda Civic models, demonstrating its reliability in real-world applications.
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Hondabond 4: Hondabond 4 is a versatile gasket maker suitable for various automotive applications, including head gaskets. This product is an advanced silicone sealant, ensuring strong bonding and flexibility. It has a temperature tolerance of up to 500°F (260°C) as well. Mechanics value Hondabond 4 for its ease of use and quick curing properties. In a case study conducted by Auto Tech University in 2022, Hondabond 4 was found effective in repairs for mixed-model vehicles, proving its adaptability for different head gasket types.
How Does Hondabond HT Compare to Other Options for Head Gaskets?
Hondabond HT is a popular choice for head gasket applications due to its unique properties. Here’s a comparison of Hondabond HT with other common head gasket options:
| Feature | Hondabond HT | Other Options (e.g., RTV, Gasket Makers) |
|---|---|---|
| Temperature Resistance | Up to 500°F | Typically up to 300°F |
| Flexibility | High | Moderate |
| Ease of Use | Easy application, no curing time | Varies, often requires curing |
| Durability | Excellent, resistant to oil and coolant | Good, but can degrade over time |
| Cost | Moderate | Varies widely |
| Application | Recommended for high-performance engines | General use, may not be suitable for high-performance |
Hondabond HT is favored for its high-temperature resistance and ease of use, making it suitable for performance applications. Other options may offer lower performance in extreme conditions.
When Is the Right Time to Use Hondabond Liquid Gasket for Repairs?
The right time to use Hondabond liquid gasket for repairs is when sealing surfaces are damaged or when replacing gaskets. You should apply it when you need a reliable seal against oil, coolant, or other fluids. It is also effective for filling gaps between mating surfaces where traditional gaskets may not fit adequately.
Before application, ensure that the surfaces are clean and dry. This prepares the area for optimal adhesion. Follow the manufacturer’s instructions for curing times, as this ensures the best performance of the seal.
Using Hondabond is beneficial in situations where a strong, flexible seal is required. It is especially useful for high-temperature or high-pressure applications. Apply it in a thin, even layer to avoid excess buildup.
In summary, use Hondabond liquid gasket when you have damaged surfaces, when traditional gaskets are insufficient, and in high-stress environments where a durable seal is essential.
What Are the Advantages of Using Hondabond as a Head Gasket Sealant?
Hondabond offers several advantages as a head gasket sealant, including strong bonding properties, temperature resistance, and ease of application.
- Strong adhesion
- Wide temperature range
- Chemical resistance
- Flexible cure time
- Easy application
The benefits of Hondabond can vary from different perspectives, including personal preferences among automotive enthusiasts and professionals.
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Strong Adhesion:
Hondabond provides strong adhesion to engine surfaces. This feature ensures that the seal remains intact under high pressure and temperature. According to a study by the Society of Automotive Engineers, the bonding strength of Hondabond exceeds that of many conventional sealants. -
Wide Temperature Range:
Hondabond is effective in a wide temperature range. It can withstand high temperatures from engine operation without losing its sealing capability. The manufacturer’s specifications suggest a temperature tolerance from -60°F to 500°F, making it suitable for various climate conditions. -
Chemical Resistance:
Hondabond shows excellent chemical resistance. It can resist oil, coolant, and fuel, which are common in engine compartments. This quality reduces the risk of degradation over time, ensuring a long-lasting seal. -
Flexible Cure Time:
Hondabond allows for a flexible cure time. Users can adjust the working time to fit their repair needs. This property gives both DIY mechanics and professionals the ability to manage their projects efficiently. -
Easy Application:
Hondabond is designed for easy application. Its consistency makes it simple to spread evenly across surfaces. Many users report that its applicator packaging simplifies the process, leading to fewer messes during application.
These features collectively make Hondabond a popular choice for those seeking reliable head gasket sealing solutions.
How Do You Properly Apply Hondabond for Effective Head Gasket Installation?
To properly apply Hondabond for effective head gasket installation, follow several key steps to ensure optimal sealing.
First, prepare the surfaces. Clean both the cylinder head and engine block. Remove old gasket material and debris. This step is crucial as any residue can compromise the seal.
Second, apply Hondabond correctly. Use a thin and even layer across the surfaces of the head and block. Ensure complete coverage without excess. An even application prevents gaps that can lead to leaks.
Third, wait for the right time. Allow the Hondabond to become tacky before joining surfaces. This waiting period generally takes about 5 to 10 minutes. This step enhances the bond strength.
Fourth, join the surfaces. Carefully align and press the head onto the block. Apply firm, even pressure to maintain contact and avoid air pockets.
Fifth, follow the torque specifications. Use a torque wrench to tighten the head bolts in the manufacturer’s specified sequence and to the recommended torque settings. This ensures even pressure across the gasket and helps maintain a tight seal.
Lastly, allow adequate curing time. Hondabond requires a certain time to cure fully before starting the engine. Follow the manufacturer’s recommendations, typically 24 hours.
By adhering to these steps, you enhance the effectiveness of the head gasket installation, minimize the risk of leaks, and ensure a durable seal.
What Common Mistakes Should You Avoid When Using Hondabond for Head Gaskets?
Common mistakes to avoid when using Hondabond for head gaskets include improper surface preparation, incorrect application, using the wrong type of Hondabond, and ignoring curing time.
- Improper surface preparation
- Incorrect application technique
- Using the wrong type of Hondabond
- Ignoring curing time
Understanding these common mistakes is essential for ensuring a successful application of Hondabond in head gasket repairs.
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Improper Surface Preparation: Improper surface preparation leads to poor adhesion and potential leaks. Clean surfaces are critical for a proper seal. Any dirt, oil, or debris can interfere with the bonding process. According to Honda’s instructions, surfaces should be clean and free of old gasket material. A study by the Society of Automotive Engineers highlights that preparation can affect gasket performance significantly.
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Incorrect Application Technique: Incorrect application technique undermines the effectiveness of Hondabond. For instance, applying too much or too little sealant can create uneven surfaces. Application should typically follow the manufacturer’s guidelines, which may involve applying a thin, even layer. A case study on head gasket installations noted that following proper techniques can improve longevity up to 30%.
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Using the Wrong Type of Hondabond: Using the wrong type of Hondabond can lead to product failure. Different types of Hondabond are formulated for specific applications. For example, Honda Hondabond HT is suitable for high-temperature applications, while Hondabond liquid gasket may be appropriate for various engine components. DPS Technology reported that mismatched products caused 15% of head gasket failures in their survey of automotive repair shops.
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Ignoring Curing Time: Ignoring curing time can lead to premature operation and seal failure. Each type of Hondabond requires a specific curing period before the engine can be started. Not allowing adequate time can compromise the bond and lead to leaks. Honda specifies that a minimum of 30 minutes of curing time is needed before assembly in many instances, while some versions may require up to 12 hours for full strength. Research by OEM manufacturers shows that adhering to recommended curing times can increase the overall seal integrity significantly.