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Item #:
39154922
J-B Weld 38237 FiberWeld 2 in. W x 36 in. L Automotive Repair Cast Kit, Black
85% of respondents would recommend this to a friend
Item #:
39154922
UGX 86650
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
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In stock
Imported from USA store
QTY:
Only 5 items left in stock.
Order now and get it around Sunday, September 27
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FiberWeld Automotive Repair Cast forms a strong, permanent bond that hardens like steel in 15 minutes.
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What Stands Out
Strong Adhesion
The J-B Weld FiberWeld offers exceptional bonding strength, making it perfect for automotive repairs, ensuring that your fixes withstand vibrations and harsh conditions.
Versatile Application
Designed for a variety of surfaces, including metal and plastic, this repair cast meets diverse automotive needs, addressing numerous user issues from dents to cracks.
Easy to Use
With a simple application process, the FiberWeld enables users to perform repairs quickly and effectively, saving time and money on professional services while delivering reliable results.
Product Details
- High-strength fiberglass wrap with specially-formulated resin for automotive repairs
- When activated by water, forms a strong, permanent bond that hardens like steel in 15 minutes
- Temperature resistant up to 400°F and holds water pressure up to 100 PSI when cured
- Working time of about 5 minutes and cure time of 15 minutes
- Can be used for radiator & heater hoses, tailpipes & mufflers, oil & transmission lines, and more
- Kit includes a pair of gloves and a 2 x 24 securing bandage
| Specific Uses For Product | Repair, Flooring, Masonry, Countertop, Furniture, Wood, Wall Repair, Glass, Table Top Coating |
| Item Form | Soakable Solid |
| Other Special Features of the Product | Hards like steel, Temperature resistant up to 400°F, Water pressure resistant up to 100 PSI |
| Container Type | Can |
| Viscosity Level | High |
| Full Cure Time | 2 hours |
| Water Resistance Level | Water Resistant |
| Compatible Material | Fiberglass |
| Item Package Quantity | 1 |
| Volume | 7.2 cubic inches (18.3 cm) |
| Material Type | Fiberglass |
| Color | Black |
| Brand Name | J-B Weld |
| Model | 38237 |
| Unit Count | 1 Count |
| UPC | 043425382375 |
| Number of Pieces | 1 |
| Manufacturer | J-B Weld |
| Included Components | Gloves and Securing Bandage |
| Item Type Name | J-B Weld FiberWeld Automotive Repair Cast |
| Part Number | 38237 |
| Brand | J-B Weld |
| Material | Fiberglass |
| Special Feature | Hards like steel, Temperature resistant up to 400°F, Water pressure resistant up to 100 PSI |
| Item Weight | 1 lbs (450 grams) |
What's in the box
Gloves and Securing Bandage
Who Should Buy?
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Automotive Enthusiasts
Ideal for car repair projects, providing strong adhesion for automotive components and enhancing durability.
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DIY Hobbyists
Great for various home repair tasks, easy to use for those who enjoy hands-on projects and crafting.
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Emergency Repairs
Effective for quick fixes on broken parts, allowing immediate solutions until more permanent methods can be applied.
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Professional Mechanics
Not suitable for critical structural repairs, as professionals may require more advanced or specialized solutions.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What is the J-B Weld FiberWeld Automotive Repair Cast used for?
Answer: The J-B Weld FiberWeld Automotive Repair Cast is designed for repairing cracks and breaks in automotive parts such as plastic, fiberglass, and metal components. This durable cast forms a strong bond, making it perfect for repairs on radiators, bumpers, and other automotive surfaces. By utilizing this cast, car enthusiasts and DIYers can restore damaged parts effectively, reducing the need for costly replacements and ensuring your vehicle remains in optimal condition. -
Question:
How do I apply the J-B Weld FiberWeld Automotive Repair Cast?
Answer: To apply the J-B Weld FiberWeld Automotive Repair Cast, first clean the surface of the broken area to remove any dirt or grease. Cut the cast to your desired length, mix the components according to the instructions, and apply directly to the repair site. The cast will cure over time, forming a robust and durable bond. This application process is ideal for quick repairs, allowing you to tackle various automotive issues efficiently without professional help. -
Question:
Is the FiberWeld Automotive Repair Cast flexible after curing?
Answer: No, the FiberWeld Automotive Repair Cast is not flexible after it fully cures. It hardens to create a strong, rigid bond that is perfect for structural repairs in vehicles. This feature makes it particularly suited for applications where stability and strength are critical, such as in repairing support brackets or joining rigid components. However, if your application requires some flexibility, consider using it in conjunction with other products that retain elasticity. -
Question:
Can I use J-B Weld FiberWeld on metal surfaces?
Answer: Yes, the J-B Weld FiberWeld Automotive Repair Cast is specifically designed for use on metal surfaces, making it ideal for repairing things like engine components or metal brackets. After application, the curing process bonds the metal pieces together firmly. This functionality is great for automotive repairs where metal parts experience high stress, ensuring they withstand external forces and environmental conditions effectively. -
Question:
How long does it take for the J-B Weld FiberWeld Automotive Repair Cast to cure?
Answer: The curing time for the J-B Weld FiberWeld Automotive Repair Cast varies based on the thickness of the application and environmental conditions, but it generally cures within several hours. Full-strength is typically reached after approximately 24 hours. This timeline allows you to plan repairs on your vehicle, ensuring that you have sufficient time for the cast to set before putting the part back into use. For best results, follow the detailed instructions provided with the product. -
Question:
Can I paint over the J-B Weld FiberWeld after it cures?
Answer: Yes, once the J-B Weld FiberWeld Automotive Repair Cast has fully cured, it can be painted over. This allows you to seamlessly integrate repairs into the overall appearance of your vehicle. Compatible paints can enhance the aesthetic, especially in visible areas, while also offering an additional layer of protection against the elements. Ensure the surface is clean and dry before painting for optimal adhesion. -
Question:
What are the benefits of using the J-B Weld FiberWeld Repair Cast?
Answer: The J-B Weld FiberWeld Automotive Repair Cast offers several benefits, including exceptional strength, ease of application, and versatility across materials such as plastics, metal, and fiberglass. This product allows automotive enthusiasts to perform DIY repairs, saving both time and costs associated with professional repair services. It's especially useful for temporary fixes until a permanent solution can be implemented, making it an invaluable tool in any automotive repair kit. -
Question:
Can the FiberWeld Repair Cast be used for repairs on vehicles exposed to harsh weather conditions?
Answer: Absolutely, the J-B Weld FiberWeld Automotive Repair Cast is designed to withstand tough environmental conditions, making it ideal for vehicle repairs exposed to extreme heat, moisture, or cold. Once cured, the bond remains durable and can endure various stresses, ensuring lasting repairs in challenging climates. This resilience makes it a favorable choice for those who live in regions with fluctuating weather or plan to use their vehicles in rugged environments. -
Question:
How should I store leftover J-B Weld FiberWeld cast?
Answer: To store leftover J-B Weld FiberWeld Automotive Repair Cast, keep it in a cool, dry place away from direct sunlight and moisture. Seal the packaging tightly to prevent contamination and drying out. Proper storage ensures that the product remains effective for future use, allowing you to tackle additional repairs efficiently. Storing it correctly can extend its shelf life, making it readily available when unexpected repairs arise. -
Question:
Where can I buy J-B Weld FiberWeld 2 x 36 Automotive Repair Cast, Black 38237?
Answer: You can buy the J-B Weld FiberWeld 2 x 36 Automotive Repair Cast, Black 38237 on Ubuy in Uganda. Ubuy offers a convenient online shopping experience, allowing you to easily locate this product along with various other automotive repair solutions, ensuring that your needs are met efficiently at the click of a button.
J-B Weld Adhesives Editorial Review
J-B Weld 38237 FiberWeld 2 in. W x 36 in. L Automotive Repair Cast Kit, Black is an impressive solution for various automotive repair needs, especially given its robust specifications. Users have reported great effectiveness in sealing leaks, particularly in exhaust pipes, where it hardens quickly and provides a reliable fix, allowing for vehicles to pass inspections without issues. The kit includes a securing bandage that ensures a strong hold during the curing phase, which takes about two hours. With its ability to harden like steel and resist high temperatures and water pressure, this product stands out among repair solutions, making it an excellent option for those looking to save on costly repairs. However, users suggest ensuring the repaired area is clean for best adhesion results.
Customer Reviews & Ratings
1014 customers ratings
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5 Star
69%
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4 Star
14%
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3 Star
8%
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2 Star
4%
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1 Star
5%
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Pros
- Strong adhesion for various automotive repairs
- Cures quickly, typically within two hours
- Temperature resistant up to 400°F
- Water pressure resistant, ideal for pipes
- Includes gloves and securing bandage for application
Cons
- A bit difficult to apply in tight spaces
Platform Trust & Buyer Confidence
JK
Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
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Anke
Verified buyer
“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
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Hazel
Verified buyer
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
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Opaleye
Verified buyer
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
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Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
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UGX 86650
Order now and get it around Sunday, September 27
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