Top 10 Best Epoxy For Radiator Repair [2025]

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You can trust our selection for Epoxy For Radiator Repair Reviews. Because We have worked hard studying and analyzing 47866 reviews for Epoxy For Radiator Repair and rating them. It was a difficult job to list only ten products for Epoxy For Radiator Repair where thousands of them available online. I hope it will help you to take final decision for Best Epoxy For Radiator Repair.

Best Epoxy For Radiator Repair
Disclaimer: As An Amazon Associate I Earn From Qualifying Purchases.

Comparison Chart for Best Epoxy For Radiator Repair

In this article we've included our suggestions for the Epoxy For Radiator Repair after analyzing 47866 reviews.

NoProductScoreAction
1J-B Weld 8281 Professional Size Steel Reinforced Epoxy Twin Pack - 10 oz9.8Buy On Amazon
2Am worldwide Accu-tech 5000 epoxy cartridge Net 5FL OZ 150 ml Radiator Repair Accutech9.6Buy On Amazon
3J-B Weld 8277 WaterWeld Epoxy Putty Stick - 2 oz9.6Buy On Amazon
4Northern Radiator Z12156 Radiator Repair Tool9.4Buy On Amazon
5MASTERCOOL 90934 Alum Bond A/C Repair Epoxy - 2 oz9.4Buy On Amazon
6Super Glue Pro Seal N62020 Instant Gas Tank and Radiator Repair9Buy On Amazon
7AM WORLDWIDE CORP Stic-tite Aluminium Radiator Repair8.8Buy On Amazon
8Hy-Poxy H-450 Alumbond 6.5 oz Aluminum Putty Repair Kit8.2Buy On Amazon
9J-B Weld 8237 PlasticWeld Plastic Repair Epoxy Putty - 2 oz8.2Buy On Amazon
10J-B Weld 8271 KwikWeld Professional Size Steel Reinforced Epoxy Twin Pack - 10 oz8.2Buy On Amazon

1. J-B Weld 8281 Professional Size Steel Reinforced Epoxy Twin Pack – 10 oz

  • J-B WELD ORIGINAL PRO SIZE: Professional 5 OZ Tubes of the Original Cold Weld two-part epoxy system that was designed as an alternative to torch welding.
  • CURE AND SET TIME: After mixing the tubes at a 1:1 ratio, it takes 4-6 hours to set and 15-24 hours to cure.
  • VERSATILE AND DEPENDABLE: J-B Weld Original is steel reinforced, has a tensile strength of 5020 PSI and can withstand temperatures up to 550 degrees Fahrenheit (287 degrees Celsius.
  • SURFACE APPLICATIONS: Metal, Plastic & PVC, Wood, Concrete, Ceramic & Tile and Fiberglass.
  • DO IT YOURSELF: Big or small, you can DIY it with J-B Weld.

2. Am worldwide Accu-tech 5000 epoxy cartridge Net 5FL OZ 150 ml Radiator Repair Accutech

  • Shipped from USA
  • Industrial Strength. Cures in minutes
  • Easy to use
  • For use with dispensing gun Accu-Tech System 5000
  • Repairs on: Aluminium Cores, Header Repairs, Plastic Tanks, Charge Air Coolers, and other.

3. J-B Weld 8277 WaterWeld Epoxy Putty Stick – 2 oz

  • J-B WELD WATERWELD: A hand mixable two part epoxy putty stick, that can cure under water and is ideal for repairing plumbing, fuel tanks, tubs and showers, drains, pool and spa, boats & potable water tanks and more! J-B Weld WaterWeld is certified by the NSF and is safe for contact with potable water.
  • CURE AND SET TIME: After kneading the two part formula together by hand, WaterWeld takes 25 minutes to set and cures in 1 hour.
  • PRODUCT FEATURES AND STRENGTH: J-B Weld WaterWeld has lap shear strength of 1300 PSI, can withstand continuous temperatures up to 300F (149C) and intermittent temperatures of 350F (176 degrees Celsius) and is chemical resistant against petroleum, hydraulic fluids and other chemicals when fully cured.
  • SURFACE APPLICATIONS: Iron & Stainless Steel, Copper & Brass, Aluminum & Bronze, Fiberglass and Plastic & PVC.
  • DO IT YOURSELF: Big or small, you can DIY it with J-B Weld.

4. Northern Radiator Z12156 Radiator Repair Tool

  • Radiator Repair Kit
  • Fit type: Vehicle Specific
  • Northern Radiator Z12156
  • Item Package Weight: 0.1 pounds

5. MASTERCOOL 90934 Alum Bond A/C Repair Epoxy – 2 oz

  • Hardness (Shore, ASTM D 1706): 83D
  • Coefficient of Thermal Expansion: 40 x 10-6 cm/cm/ DegreeC
  • Compression Strength (ASTM D 695): 8600 PSI (59 M Pa)
  • Tensile Strength (ASTM D 638): 3500 PSI (24 M Pa)
  • Maximum Line Pressure (after 5 hours application time): 650 PSI

6. Super Glue Pro Seal N62020 Instant Gas Tank and Radiator Repair

  • Instant Gas Tank and Radiator Repair
  • 0.7-Ounce strip
  • Easy to use putty
  • Permanently seals cracks and split seams
  • Hardens like steel

7. AM WORLDWIDE CORP Stic-tite Aluminium Radiator Repair

  • Shipped from USA
  • Easy to use. Use like a solder for repair of aluminium radiator.
  • 54″ each coil. Total 108″

8. Hy-Poxy H-450 Alumbond 6.5 oz Aluminum Putty Repair Kit

  • Epoxy metal weld for aluminum
  • Repairs HVAC, radiators, engine blocks, boat hulls, equipment, appliances
  • Can be drilled, tapped, sanded, threaded and painted
  • Gives you a non rusting, non magnetic aluminum gray color, stays gray even after sanding/polishing
  • Made in the USA

9. J-B Weld 8237 PlasticWeld Plastic Repair Epoxy Putty – 2 oz

  • J-B WELD PLASTICWELD: A hand mixable two part epoxy putty stick that is formulated to repair and rebuild various plastic compounds and surfaces.
  • CURE AND SET TIME: After kneading the two part formula together by hand, PlasticWeld takes 25 minutes to set and cures in 3 hours.
  • PRODUCT FEATURES AND STRENGTH: J-B Weld PlasticWeld has lap shear strength of 600 PSI.
  • APPLICATIONS: ABS, PVC & CPVC pipes and plastics, auto bumpers and trim, vinyl surfaces and siding, marine repairs & fiberglass parts, plastic water tanks, and plumbing.
  • DO IT YOURSELF: Big or small, you can DIY it with J-B Weld.
  • Repair and rebuild any rigid and semi-flexible plastic including ABS, PVC and CPVC
  • Bonds instantly
  • Superior strength
  • Will not shrink or pull away
  • Rebuild automotive trim, fiberglass parts and vinyl siding

10. J-B Weld 8271 KwikWeld Professional Size Steel Reinforced Epoxy Twin Pack – 10 oz

  • J-B WELD KWIKWELD PRO SIZE: Professional 5 OZ Tubes of J-B Weld KwikWeld.
  • CURE AND SET TIME: After mixing the tubes at a 1: 1 ratio, it takes 6 minutes to set and 4-6 hours to cure.
  • VERSATILE AND DEPENDABLE: J-B Weld KwikWeld is steel reinforced, has a tensile strength of 3127 PSI and can withstand temperatures up to 230 degrees Fahrenheit (110 degrees Celsius).
  • SURFACE APPLICATIONS: Metal, Plastic & PVC, Wood, Concrete, Ceramic & Tile and Fiberglass
  • DO IT YOURSELF: Big or small, you can DIY it with J-B Weld.

How To Choose The Best Epoxy For Radiator Repair

Does the thought of finding a great Epoxy For Radiator Repair stress you out? Has your mind been juggling between choices when it comes to buying Epoxy For Radiator Repair in general, specifically regarding which model to choose?
If that’s the case, know that you’re not alone. Many people find it tough to buy the perfect Epoxy For Radiator Repair for themselves. We understand the stress associated with the buying process!

Since you’re here, you are obviously curious about Epoxy For Radiator Repair. You’ve been bombarded with information, so you need to find a reputable source with credible options before you make any decisions on which product would be best for your needs.

There are many sources that’ll provide you with that information- buying guides or ratings websites, word-of-mouth testimonials from friends or family members, online forums where users share their personal experiences, product reviews specifically found all over the internet and YouTube channels. Only thorough research will ensure that you get the right product.

But that’s not always easy, right? That's why we've taken time to compile a list of the best Epoxy For Radiator Repair in today's market, on your behalf, so that there will be no more worries for you.

How did we come up with the list, you ask? How did we create this buying guide?

  • First, our algorithms collected as much information available about these products from trusted sources.
  • We employed both Artificial Intelligence and large data volume to validate all collected information.
  • Then our AI ranked them on their quality-to-price ratio using industry-standard criteria that let us pick the best Epoxy For Radiator Repair currently on the market!
The products aren’t chosen randomly. We consider several criteria before assembling a list. Some of the criteria are discussed below-

  1. Brand Value: What happens when you go for a not-so-reputable brand just because the price seems cheap? Well, the chance of getting a short-lasting product goes higher. That’s because the renowned brands have a reputation to maintain, others don’t.


Top Epoxy For Radiator Repair brands try to offer some unique features that make them stand out in the crowd. Thus hopefully, you’ll find one ideal product or another in our list.

  1. Features: You don’t need heaps of features, but useful ones. We look at the features that matter and choose the top Epoxy For Radiator Repair based on that.
  2. Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products of higher specifications, but with the right balance.
  3. Customer Ratings: The hundreds of customers using the Epoxy For Radiator Repair before you won’t say wrong, would they? Better ratings mean better service experienced by a good number of people.
  4. Customer Reviews: Like ratings, customer reviews give you actual and trustworthy information, coming from real-world consumers about the Epoxy For Radiator Repair they used.
  5. Seller Rank: Now, this is interesting! You don’t just need a good Epoxy For Radiator Repair, you need a product that is trendy and growing in sales. It serves two objectives. Firstly, the growing number of users indicates the product is good. Secondly, the manufacturers will hopefully provide better quality and after-sales service because of that growing number.
  6. Value For The Money: They say you get what you pay for. Cheap isn’t always good. But that doesn’t mean splashing tons of money on a flashy but underserving product is good either. We try to measure how much value for the money you can get from your Epoxy For Radiator Repair before putting them on the list.
  7. Durability: Durability and reliability go hand to hand. A robust and durable Epoxy For Radiator Repair will serve you for months and years to come.
  8. Availability: Products come and go, new products take the place of the old ones. Probably some new features were added, some necessary modifications were done. What’s the point of using a supposedly good Epoxy For Radiator Repair if that’s no longer continued by the manufacturer? We try to feature products that are up-to-date and sold by at least one reliable seller, if not several.
  9. Negative Ratings: Yes, we take that into consideration too! When we pick the top rated Epoxy For Radiator Repair on the market, the products that got mostly negative ratings get filtered and discarded.
These are the criteria we have chosen our Epoxy For Radiator Repair on. Does our process stop there? Heck, no! The most important thing that you should know about us is, we're always updating our website to provide timely and relevant information.

Since reader satisfaction is our utmost priority, we have a final layer of filtration. And that is you, the reader! If you find any Epoxy For Radiator Repair featured here Incorrect, irrelevant, not up to the mark, or simply outdated, please let us know. Your feedback is always welcome and we’ll try to promptly correct our list as per your reasonable suggestion.

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