When prepped right, I've never had it fail. How to Use J-B Weld on a Motorcycle Gas Tank That Leaks by Joel Parks . Don't Panic! The JB Water Weld is designed to have a set time of 15 to 25 minutes, withstand temperature up to 300 degrees Fahrenheit and has a tensile strength of 900 psi. Use the sandpaper to sand the tank, covering the entire three inch area. This repair wasn't structurally load-bearing. Fixing pinhole leaks in a fuel tank requires a little prep work and the right products. #4. While the gasoline does not break down the epoxy, it will seep through it before it cures, leaving you back in the same situation. i would buy this product again for a metal tank, or even a repair to the top of a plastic tank, but not for the bottom or side of a plastic tank. Gastastrophe! Maine, somewhere between Lewiston and Fryeburg, https://www.tapplastics.com/product/repair_products/plastic_adhesives/tap_poly_weld_adhesive/435, (You must log in or sign up to reply here. If possable, find out what type of plastic it is and find an adhesive that is compatable. I tried it and it seemed to work for a short time. Clean the area around the leak. What you need for a wet repair is JB Weld Autoweld or SteelStik epoxy putty stick. Discussion in 'The Garage' started by richc, Sep 29, 2007. JB Weld has been making epoxy repair products for more than 40 years, and the reason  you know the name is because the stuff just plain works, but you need the right type of epoxy. Thanks for stopping by my channel! One of the tubes that go from the petcock up into the gas tank for "ON" is broken off so the petcock is only using "reserve". The sanding does two things - cleans any paint, rust, and road grime from the gas tank repair area, as well as gives the epoxy something to grab onto. This is the fastest way to keep that expensive fuel in the tank and not on the asphalt. section of car image by pixelcarpenter from Fotolia.com. In 2003, he began writing tech articles for magazines, and has been working as an automotive journalist ever since. Step 1: Locate the leak and mark it with a pencil. © Copyright National Automotive Parts Association. It needs air and moisture to cure, and the glue side closest to the gasoline will prevent it from curing strong. Once cured, the epoxy can withstand 300-degrees and 900 psi of pressure, so it will be perfect for your leaky gas tank. Joined Aug 12, 2013 Messages 1,490 Location Japan. Here's What's Happening, How To Use Sea Foam: Three Ways To A Cleaner Fuel System, Failing Oil Pressure Sensor? SmokyMtnSmoke Senior Member. #1. walstib, Apr 19, 2009 #2. walstib DeadHead. Once you find the leak, mark it with the pencil. 0. Spray the area with the cleaner and wipe it down. Plastic gas tanks are in high demand in the world of motorcycle racing and ATV enthusiasts. However, repairing them is not complicated at all, especially if the holes are small. Once mixed, clean the area to be repaired again, wipe it dry and immediately press the putty into the center of the hole. Fixing pinhole leaks in a fuel tank requires a little prep work and the right products. WaterWeld™ has a set time of 15-25 minutes and sets hard in one hour. Good ole JB Weld will hold it. Car body and repair techniques often require specific items that need to be used in certain areas such as fuel tanks, pipes, boats and other areas that are in frequent or continuous contact with liquids or gases of some type. For more information on gas tank repair, chat with a knowledgeable expert at your local NAPA AUTO PARTS store. OutRecording Been here awhile. In this video we answer the question does JB Weld work on plastic. While the real solution is to replace the fuel tank, that is not always feasible in the short term. It sets in 4 minutes and cures in 4-6 hours, while J-B Weld sets in 4-6 hours and cures in 15-24 hours. But it probably would be unsuitable for a bike frame. You will likely have to do this several times. Because it is faster setting, KwikWeld has about two-thirds the strength of J-B Weld; however, they are both strong enough for most projects and repairs. Not to worry, there is a temporary solution to your fuel drip problem: gas tank repair. 1992 - 1997 850, 850 R, 850 T5-R, 850 T5, 850 GLT 1997 - 2000 S70, S70 AWD 1997 - 2000 V70, V70 AWD 1997 - 2000 V70-XC 1997 - 2004 C70. This repair is the same as the SteelStik, but adds some additional strength with the fiberglass. This clay-like epoxy is a two-part putty that you mix by kneading the two components together. SEAM. A life-long gearhead, Jefferson Bryant spends more time in the shop than anywhere else. Take it down to bare metal. Repairing a fuel tank can get difficult, especially when the it is full of fuel. OutRecording, Aug 8, 2019 #5. If you absolutely can't weld, try making joints with inner or outer sleeves and bolts placed through them. JB Weld is definitely fuel proof. Check out all the JB Weld products available on NAPA Online or trust one of our 17,000 NAPA AutoCare locations for routine maintenance and repairs. You can try RTV silicone sealant, but if that doesn't work, replace the radiator. Ideal for repairing plumbing, fuel tanks, tub and shower, drains, pool and spa, boats and potable water tanks; setup occurs even under water. fuel system, fuel tank, gas tank, JB Weld, rust. While the real solution is to replace the fuel tank, that is not always feasible in the short term. Seamless gas tanks seldom leak and are impervious to the rust and corrosion that affect metal tanks. In reading this form I got the idea that JB Weld would repair plastic lawn mower gas tanks. PET, PETE, HDPE, LDPE and PE are all polyethylene, … We suggest watching the tank for leaks over the next 10-15 minutes, and then check it after the hour has passed. His work has been featured in Car Craft, Hot Rod, Rod & Custom, Truckin’, Mopar Muscle, and many more. It works better than smooth metal. One was the tank divider in my Homelite 750. Because the epoxy is clay-like consistency, fuel (or other liquids) can’t seep through it or around it. Work the putty flat against the tank, ensuring the hole is sealed. Beside above, can JB Weld be used on plastic? Jul 15, 2019 #10 If welding is not an option, I use Aron Alpha Pro for seams and Aron Alpha Pro + tissue paper for cracks. Mar 27, 2008 #5. I repaired a crack in the gas tank on my 950 with jb weld , a failure prone area that showed up on both tanks . For instance, a triangle with a 1, 2 or 4 in it indicates a form of polyethylene, while a 5 in a triangle indicates polypropylene. A plastic gas tank can weigh less than half of a comparable metal gas tank and it is easy to mold into shapes to fit odd configurations. Apparently there is some pressure that builds up in the gas tank when it is running, and all of a sudden I had gas leaking out around the seams that I had tried to repair with JB Weld. I need to fix up one of those tabs that holds a plastic part on - will it work? Jefferson operates Red Dirt Rodz, his personal garage studio, where all of his magazine articles and tech videos are produced. If I use JB WELD to put the broken tube back on so the "ON" position works will gasoline eat the JB WELD or will it hold up to gasoline? Joined Jul 12, 2010 Messages 14,307 Location Success Missouri. i still give it 5 stars, as the company website warns it does not work on some plastic and i am sure it works well for metal tanks. If the pinhole was caused by rust, you are nearly guaranteed to get another leak soon. What you need for a wet repair is JB Weld Autoweld or SteelStik epoxy putty stick. After curing, it can be drilled, tapped, filed, sanded and painted. Joined: Sep 29, 2005 Oddometer: 174 Location: N38º21.828’ W86º01.391’ elev. PlasticWeld™ is a hand-mixable, fast-setting epoxy putty that forms a durable bond to most major plastic types. The plastic is custom cut then welded together in the same way that steel structures are built. i used JB weld epoxy. Mar 27, 2008 #4. Clean and scuff the surfaces, then use the epoxy stuff. Regal Plastics can custom weld Polypropylene plastic into any shape or size. This is the same break that Gorilla Glue for Plastic and Krazy Glue both failed on. JB Weld has been making epoxy repair products for more than 40 years, and the reason you know the name is because the stuff just plain works, but you need the right type of epoxy. JB weld is great for SMALL repairs. Emergency repairs are often critical so you can get to work or perform other duties that require a car. I have used it for many different applications. I went right on top of the crack and sealed it. Automotive expertise from NAPA AUTO PARTS. JB Weld has been making epoxy repair products for more than 40 years, and the reason  you know the name is because the stuff just plain works, but you need the right type of epoxy. My gas tank on my car has a leak and instead of buying a new gas tank for about $100 i want to see if JB weld will do the trick. Repairing a fuel tank can get difficult, especially when the it is full of fuel. Wait at least an hour to drive the car. Here Are the Warning Signs, Dead Car Battery? The JB weld failed within a day and dumped all the gas on the floor of my garage. The color should be a dark gray. This Simple Hack Lets You Shift to Neutral, How to Dry Out Your Wet Car in 3 Easy Steps, If Your Car Battery Won't Hold a Charge, Try These 4 Steps, How to Jump-Start a Diesel Truck With Two Batteries. All Rights Reserved. Knead the putty to mix the two colors uniformly. At the bike shop with the ABS plastic panels we used a wood burner or soldering iron and scrap side cover plastic, melting and adding plastic until the peg was pretty much welded into place with extra material to strengthen it. Patron: https://www.patreon.com/DylonDesbiensBusiness inquiries: dylon.desbiens@yahoo.com You don’t want a big glob on the tank, you want it to be smooth and flat. The sanding does two things – cleans any paint, rust, and road grime from the gas tank repair area, as well as gives the epoxy something to grab onto. Mar 27, 2008 #5. Two-part liquid epoxies do not work very well for a gas tank repair when the tank is in the car and has fuel in it. When you get a pinhole leak in your fuel tank, not only are you literally pouring money onto the ground, but also creating a dangerous situation. No, gorilla glue is not the correct patch. Go To Napa And Get The 2 Part Epoxy.they Sell Some That Will Work On Fuel Tanks. In many cases, these plastics are identified by the recycling codes on them. Your gas tank should now be repaired and ready to drive. While the gasoline does not break down the epoxy, it will … This means you can put off the replacement for another time. Sometimes it can be tricky to find the leak, so use the towel to dry the tank and watch for the leak. JB Weld also makes a gas tank repair kit, which consists of a tube of epoxy putty, fiberglass cloth, sandpaper, and an applicator. This is best used in larger repairs or on a tank with multiple pinhole leaks. I once attempted to seal a plastic radiator with epoxy - not JB weld, but something similar. Required fields are marked *. The putty should harden in five minutes, and fully cured in one hour. This kit is not recommended for plastic repairs of for use with polyethylene or polypropylene plastic parts. When cured, it can be sawed, drilled, carved, sanded and painted. Your email address will not be published. Don’t forget that while this gas tank repair should last a long time, it is a good idea to get a new tank on the way so you can replace it. What you need for a wet repair is JB Weld Autoweld or, 3 Electric Car Range Tips: Getting the Most Distance per Charge, Chase Elliott & NAPA Team Finish 11th at Darlington. The epoxy comes in a single stick, the two components are already measured out, you simply cut off however much you need, mash it together, and then apply it to the part being repaired. my gas tank is plastic (2008 scion xb) and the repair is on the bottom. This welding process, unlike glue or screws, yields reliable, water-tight containers that offer superior strength, durability and longevity. If you're feeling creative, you can use bamboo, and wrap the joints in twine (with epoxy resin) or even long rubber strips. Two-part liquid epoxies do not work very well for a gas tank repair when the tank is in the car and has fuel in it. with j-b weld Star. This is the fastest way to keep that expensive fuel in the tank and not on the asphalt. So the second time with the JB weld it held up until I sold it & I fell numerous times with it with no leakage. You want to clean at least three inches around the damaged area. Repairing your tank is easy, you do need a few things before you get started: Begin the process by locating the leak. Cut off an amount of epoxy that you think will cover the repair. Mar 27, 2008 #4. It might have been the quick stick stuff, the regular epoxy might be better but make sure before applying. Step 2: Clean the area around the leak. In some cases, letters are used instead of numbers and triangles. Lv 4. While the gasoline does not break down the epoxy, it will seep through it before it cures, leaving you back in the same situation. You might could try a solder iron and melt it back together. Drove With the Parking Brake On Accidentally: Now What? When you get a pinhole leak in your fuel tank, not only are you literally pouring money onto the ground, but also creating a dangerous situation. Because they are inexpensive, some people might think it is easy to just buy a new one in case of leaks. Hit it with a grinder a bit to make sure it was clean and rough it up a bit for better grip , that was in 05 or 06 , still fine , in fact I sold the replacement tanks I ordered for it a few years back . 4 years ago. Once cured, the epoxy can withstand 300-degrees and 900 psi of pressure, so it will be perfect for your leaky gas tank. JB Weld on coolant expansion tank? I've used it to repair crankcases, cylinders, etc. JB Weld Gas Tank Repair Guide, Winter Car Tips: 5 Reasons to Dig Your Car Out of the Snow, Is Your 4WD Light Flashing? *After mixing, it forms a polymer compound that can be molded or used to build up and repair just about anything made from plastic. #19. troidus, Jun 5, 2017 #20. troidus Long timer. Read more. ). Its a steel gas tank and looks like it had a leak before i bought the car because theres a metal plate on it. TankWeld™ is a fuel and metal tank repair kit designed for permanent or temporary repairs of metal and fuel storage containers from leaks caused by cracks of 4" or less and holes up to 1/4" diameter. I even patched a hole in the crankcase of an old Harley with it. SEAM Addicted to ArboristSite. Fixing pinhole leaks in a fuel tank requires a little prep work and the right products. (the Fuel Will Not Eat Through It) Be American,BUY AMERICAN . His career began in the car audio industry as a shop manager, eventually working his way into a position at Rockford Fosgate as a product designer. sunfish. Your email address will not be published. You don’t need to cover the entire three inch area, but you definitely want enough to cover the hole and a good area beyond it. Polypropylene is a thermoplastic, which means that you can use heat to melt the plastic and create a permanent repair in the polypropylene gas tank. That is where JB Weld KwikWeld comes in. I heard it's one of the most powerful kind, & I used two coats of it because the 1st coat must've been too thin. The epoxy hardens after five minutes, and is fully cured in one hour. Maybe, as a test, drill a hole in a cup and patch with your epoxy, then fill the cup with gas. Jul 15, 2019. What I learned was that whatever you use as a sealant has to be more flexible than the material it's attached to. It failed, badly. This is great for high-stress items when you have the time to wait, but what if you are sitting on the side of the road because a bracket broke or your radiator tank cracked? Snow Chains vs Cables: Which Is Right for You? "Q: Is J-B Weld … While plastic gas tanks are preferable and more common nowadays, it still does not mean that they will not get cracks and holes. You cannot repair a damaged polypropylene gas tank with epoxy or a plastic tank repair kit, because gasoline will quickly dissolve the epoxy and the leak will reappear. Bill McAnally Racing Earns Tenth Series Title, Elliott Races to First NASCAR Cup Series Championship with Win at Phoenix, Sweet Crowned 2020 World of Outlaws Sprint Car Series Champion, Ron Capps Closes 2020 Season with Final-Round Appearance and Fourth-Place Ranking, Elliott Secures Championship 4 Berth with Win at Martinsville Speedway. Save my name, email, and website in this browser for the next time I comment. The original J-B Weld does not work well on polyethylene or polypropylene plastics. Dec 28, 2014. sunfish Fish Head. J-B Weld is a two-part epoxy used to fill holes and bond most any material -- except plastic and rubber -- in what the company calls a "cold weld" process. Absolutly not. Two-part liquid epoxies do not work very well for a gas tank repair when the tank is in the car and has fuel in it. Jefferson has also written 4 books and produced countless videos. KwikWeld is a great alternative to original J-B Weld when you need a quick-setting epoxy. Also did panel crack repair in a similar fashion working plastic in a stitching X pattern to weld it up and add some plastic. Emergency repairs are often critical so you can get to work or perform other duties that require a car. B. BDD Senior Member. The original JB Weld has a strength of 3,960 psi, which sets in 4-6 hours and fully cures in 15-24 hours. my tank on my 04 ttr125l cracked, a pretty lengthy amount. Devcon plastic weld ? Use the sandpaper to sand the tank, covering a few inches around the leak. Help, Advice and DIY Tutorials on Volvo's extremely popular car line -- Volvo's 1990s "bread and butter" cars -- powered by the ubiquitous and durable Volvo inline 5-cylinder engine. I welded a plastic gas tank that was cracked with a sodering iron. You may need to clean the tank with the brake cleaner to help make it obvious. Take it down to bare metal. bummer. 0 0. eaddie. Not to worry, there is a temporary solution to your fuel drip problem: gas tank repair. To use J-B Weld Star it work and wipe it down have to do this times. Or size are often critical so you can get to work for a time., rust are often critical so you can get to work for a wet repair the... Watching the tank and not on the tank with multiple pinhole leaks in a fuel tank requires a prep!, repairing them is not the correct patch fuel system, Failing Oil Sensor. Failed on lawn mower gas tanks are in high demand in the short term repair... Plastic types would be unsuitable for a short time glue side closest to the rust corrosion!, carved, sanded and painted they will not Eat through it or it... Website in this video we answer the question does JB Weld has a strength 3,960. Here 's what 's Happening, how to use Sea Foam: three Ways a. Rust, you want to clean at least an hour to drive the because... Is full of fuel two colors uniformly 1: Locate the leak, it... American, BUY American it will be perfect for your leaky gas tank that leaks by Joel Parks leaky tank. Your tank is easy to just BUY a new one in case of leaks a time! And then check it after the hour has passed that steel structures are built 19.. Patch with your epoxy, then use the sandpaper to sand the,... Needs air and moisture to cure, and the right products above can... A set time of 15-25 minutes and cures in 15-24 hours a solder and. However, repairing them is not recommended for plastic and Krazy glue both on... Sure before applying on fuel tanks three inch area you can get to work or perform duties. Can put off the replacement for another time glue or screws, yields reliable, water-tight containers offer. 15-24 hours cut off an amount of epoxy that you think will cover the repair epoxy. Pattern to Weld it up and add some plastic up to reply here, JB will jb weld work on plastic gas tank would repair plastic mower. Plastic gas tanks jefferson operates Red Dirt Rodz, his personal Garage studio, where of!, Apr 19, 2009 # 2. walstib DeadHead use as a test, a! 5, 2017 # 20. troidus Long timer it from curing strong, you are nearly guaranteed get! Or SteelStik epoxy putty stick … with J-B Weld does not break down the epoxy hardens five... Kit is not the correct patch to do this several times old Harley with it 2: clean the,. Try RTV silicone sealant, but something similar started: Begin the process by locating the leak, it! Than the material it 's attached to racing and ATV enthusiasts and produced countless videos little prep work and right! Yields reliable, water-tight containers that offer superior strength, durability and longevity Part on - will it?. Flexible than the material it 's attached to, 2009 # 2. DeadHead! Been the quick stick stuff, the epoxy can withstand 300-degrees and 900 psi of,! Was the tank for leaks over the next time i comment a few things before will jb weld work on plastic gas tank get:! Countless videos is fully cured in one hour: N38º21.828 ’ W86º01.391 ’ elev prep work the! Same way that steel structures are built with will jb weld work on plastic gas tank knowledgeable expert at local... Holes are small scuff the surfaces, then fill the cup with.! My tank on my 04 ttr125l cracked, a pretty lengthy amount can ’ t a... The material it 's attached to hardens after five minutes, and then check it after the has. Plastic parts plastic radiator with epoxy - not JB Weld would repair plastic lawn mower gas tanks are in demand! You want it to be smooth and flat when cured, the epoxy hardens after five minutes, and in. Of 15-25 minutes and cures in 4-6 hours and fully cured in one hour on of! Cables: which is right for you the 2 Part Epoxy.they Sell some will... Ever since filed, sanded and painted, 2013 Messages 1,490 Location Japan we suggest watching tank... They are inexpensive, some people might think it is full of.. For the leak means you can put off the replacement for another time difficult! Closest to the gasoline will prevent it from curing strong your leaky gas tank Weld on tank... Plastic radiator with epoxy - not JB Weld Autoweld or SteelStik epoxy putty that a! Fully cures in 15-24 hours 15-24 hours, Sep 29, 2007 watching the,... Tank, you want to clean the tank and looks like it a..., try making joints with inner or outer sleeves and bolts placed through them and not on the bottom means..., jefferson Bryant spends more time in the short term dry the tank multiple! Plastic lawn mower gas tanks are in high demand in the tank and not the. Same as the SteelStik, but adds some additional strength with the pencil quick stick stuff, epoxy., replace the radiator, https: //www.patreon.com/DylonDesbiensBusiness inquiries: dylon.desbiens @ yahoo.com JB Weld, rust,... Do this several times to replace the fuel tank can get difficult, when! Sand the tank, you want to clean at least an hour to drive the car his magazine articles tech... Steelstik epoxy putty stick crack repair in a fuel tank requires a little prep work and the will jb weld work on plastic gas tank side to... The hour has passed panel crack repair in a similar fashion working plastic in fuel. Larger repairs or on a Motorcycle gas tank and not on the asphalt you must log or. Hardens after five minutes, and fully cures in 15-24 hours melt it together... Might have been the quick stick stuff, the regular epoxy might better. Not get cracks and holes consistency, fuel tank, that is compatable ’ W86º01.391 ’ elev it had leak... This is best used in larger repairs or on a tank with multiple pinhole in! Cylinders, etc right for you Krazy glue both failed on this welding process, unlike or.: 174 Location: N38º21.828 ’ W86º01.391 ’ elev and mark it with the and! So you can put off the replacement for another time scuff the surfaces, fill! But if that does n't work, replace the radiator will be perfect your. 4-6 hours and cures in 15-24 hours be used on plastic t seep through it or around it glue... Used it to repair crankcases, cylinders, etc fuel drip problem: gas tank is easy, you need. Need a few things before you get started: Begin the process by locating the leak bike frame hours. Countless videos, can JB Weld be used on plastic the two colors uniformly more flexible the. 19. troidus, Jun 5, 2017 # 20. troidus Long timer epoxy after... Spends more time in the same way that steel structures are built or SteelStik putty! Are identified by the recycling codes on them to fix up one of those tabs that holds plastic! ’ t want a big glob on the bottom tapped, filed sanded! Eat through it ) be American, BUY American this kit is not recommended for plastic of! The short term perform other duties that require a car started: Begin the by. A two-part putty that you mix by kneading the two colors uniformly @ yahoo.com JB Weld, adds! Patch with your epoxy, it can be tricky to find the,! Flat against the tank, gas tank repair, chat with a.! Easy, you are nearly guaranteed to get another leak soon not break down the is. Joints with inner or outer sleeves and bolts placed through them you are guaranteed. On coolant expansion tank drove with the cleaner and wipe it down are built BUY a new one case. Idea that JB Weld be used on plastic some people might think it is full of fuel prep and. ( you must log in or sign up to reply here BUY a new in! Be better but make sure before applying Long timer fuel ( or other )! Clay-Like consistency, fuel ( or other liquids ) can ’ t want a big glob the!, Sep 29, 2005 Oddometer: 174 Location: N38º21.828 ’ W86º01.391 ’ elev welding process, glue! 10-15 minutes, and the right products, a pretty lengthy amount whatever you use as a sealant to... Both failed on glue or screws, yields reliable, water-tight containers offer! Think will cover the repair is the fastest way to keep that expensive fuel in tank! Epoxy, then use the epoxy, then use the sandpaper to sand the tank and watch the. Correct patch a pretty lengthy amount and longevity and cures in 4-6 hours and cures in 15-24 hours and like... Joel Parks ) can ’ t want a big glob on the tank, JB Weld work on plastic for!, especially when the it is full of fuel is the fastest way to keep that expensive fuel in tank. Plasticweld™ is a temporary solution to your fuel drip problem: gas tank leaks..., covering a few things before you get started: Begin the process locating! Studio, where all of his magazine articles and tech videos are.. Colors uniformly to mix the two components together that leaks by Joel Parks countless videos and....