how to connect steel to nylon fuel line

So it looks like I need to get the proper tool to install fittings if this is the route Im going to take. It is made of high-quality nylon material, making it compatible with fuel/gas and other common fluids. Would you consider it durable enough for long term (as in years and years) use as a fuel line? I really appreciate all of your time. The barbed ends make it easy to install and save time as well as manpower. Nylon Fuel Line, 25 Pack Universal Fit, Black 168 $38.95 Dorman 800-071 25 Ft. Of 5/16 In. hose can be pricy. Thanks so much. This Fuel Line Connector for 3/8 OD 5/16 ID Pneumatic Nylon Tube Hose Union Quick-Connect is the perfect solution. To see our price, add these items to your basket. Crafted with high-quality stainless steel, our hose clamps are 100% corrosion and rust-resistant. Even on my transmission line they had to use two of them and still they had a tendency to come loose and dump the fluid. If You find this video helpful, please subscribe! Any injury, damage or loss that may result from improper use of these tools, equipment, or the information contained in this video is the sole responsibility of the user and not Grim Repair.Links included in this description might be affiliate links. Q: What comes in the package? Quality Material: Compatible with fuel/gas and other common fluid types for durability. Find many great new & used options and get the best deals for AN10 -10AN AN-10 Fitting Steel Nylon Braided Oil Fuel Line Swivel Hose End 33FT at the best online prices at eBay! One of these items is dispatched sooner than the other. If You find this video helpful, please subscribe! Plus, this connector can be separated from the middle for added convenience. Supposedly NAPA has the quick-connects and everything else I'll need. There was a problem adding this item to your Basket Please try again later. Brief content visible, double tap to read full content. High Quality Material: This hose is made of quality nylon material which is compatible with fuel/gas as well as other common fluid types. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. Sorry, there was a problem saving your cookie preferences. Nylon line is not very forgiving especialy if it is the rigid type. Im guessing by the crickets nobody else has messed with this stuff either? If you are running a carb though, you can use the the barricade for carbs which is ~$53 for a 25 foot spool of it. The the Dorman 800-120 and 800-121 quick connection ends used in conjuction with the nylon fuel line is the way to go. Why We Like This Teflon-coated and other hoses are designed to stand up to modern gasoline, but they can be twice as expensive as a hard line. Nylon Tubing, 2 Pack, Fuel Line Connector for 3/8 OD 5/16 ID Pneumatic Nylon Tube Hose Union Quick-Connect, Fit for 10mm OD Nylon Tubing/Gas Line Pack of 4. Tested for Quality: Each piece of the Hotwin Nylon Fuel Line Quick Connect Release Disconnect Hose has been 100% tested for quality assurance before being released for sale. Find many great new & used options and get the best deals for 10 Feet NBR Fuel Line Hose Black Nylon Steel Oil Gas Fuel Line Hose 3/8 Inch at the best online prices at eBay! You can connect the line with an AN-6 or steel braided hose perfectly without having any leaks. I hope this helps. Some performance hoses also will not stand up well to higher ethanol content fuels. Though I have done it on my own vehicles in the past, it is not recommended. Or get a really big fire extinguisher and never, ever ride with a passenger. Things to Consider When Buying Nylon Fuel Line Quick Connect. by Sparksalot Thu Nov 19, 2020 2:21 am, Post The clamps and adapters work with straight, elbow, and union fittings for 5/16\" \u0026 3/8\" fuel line.The clamps and holders come in a kit and are used with the EZ-ON Hose Press 409B. fuel line, 2 x male quick disconnect ends to connec to 5/16" quick disconnect ends, 2 compression unions to connect the 8 mm nylon tube to 5/16" O.D. A: Yes, it is compatible with fuel/gas as well as other common fluid types. Find many great new & used options and get the best deals for 3/8 6AN 20FT Fuel Line Hose Kit, Nylon Stainless Steel Braided Fuel Line Oil/Gas at the best online prices at eBay! Nylon line is not very forgiving especialy if it is the rigid type. Versatile: Nylon fuel line quick connect is designed to be used with a variety of different fittings, allowing for flexibility when connecting components in your automotive system. Error posting question. The fuel system is currently working, but I wanted to replace all the questionable lines and such. Versatile use: The connector can be used with any kind of fuel line material, including high pressure plastic and metal lines. The package includes one straight quick connector and one male quick connector, so you can get started right away. Use this Irwin Quick Grip clamp that I modified myself with a notch, to install fittings along with a normal flare tool. Find many great new & used options and get the best deals for 16.4FT AN6 Steel/Nylon 6AN Oil/Fuel line/Hose+Fitting/Hose End/Adaptor 5M New at the best online prices at eBay! Free shipping for many products! Easy to Install: The Hotwin Nylon Fuel Line Quick Connect Release Disconnect Hose allows you to quickly connect the fuel lines with just a push or pull, making it extremely easy and convenient to install. But, why not a high quality SAE rated rubber hose? I have a lot of 1/4 " from a carb job but think the FI may require bigger diameter. I use an electric fuel pump located at the rear wheel well vicinity. Inside Diameter (in): 1/3 Inch. Fuel Line Connector Get the Parts that Fit Filter your results by entering your Year, Make, Model to ensure you find the parts that fit your vehicle. Heating it will not help. Photos not available for this variation. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. Nylon tubing can be used for an entire length of fuel line or just a section. Powered by Discourse, best viewed with JavaScript enabled. It's tied and fastened to the body. by Sparksalot Thu Nov 19, 2020 2:20 am, Post Post Excellent value original equipment quality at a lower price. Save my name, email, and website in this browser for the next time I comment. Select a store to see pricing & availability . Personally I never liked the idea of having nylon tubing carrying fuel underneath my butt and not that far from the exhaust system. I will also attempt to install it without the Dorman 800-301 tool. Direct replacement these fuel line connectors fit and function like the vehicles original equipment connectors for reliable, leak-free performance. 3m Fuel Line Hose 10mm ID x 16mm OD Fuel Line Fuel Pipe Fuel Hose for Trucks Cars Tractors or Small Engines, ZACUDA 5PCS Petrol Fuel Line Hose 1 Meters Fuel Hose Pipe Colorful High Temperature Premium Rubber Fuel Line for Motorcycle , Chainsaws, Weeders, Trimmers (Black/Red/Blue/Yellow/Transparent), SAVITA 3.28 Ft 1/4" Inch ID Fuel Line Set, Fuel Pipe Fuel Hose with 5Pcs Hose Clamp, Petrol Hose Tool Kit for Motor, Car, Tractor, Small Engines, There are 0 reviews and 0 ratings from United Kingdom, 1996-2023, Amazon.com, Inc. or its affiliates, The Stop Shop Nylon or Steel Fuel Line Replacement Kit. Others say it is susceptible to damage from rocks and such, but also isn't nylon? Was going to use a hacksaw blade. As always be safe and this is just a how-to by me, I do not claim to be a professional and do not assume any liability of what you do! by rebelrouser Wed Nov 18, 2020 9:01 am, Post SAE ratings displayed on the hose should be 30R6 or 30R7. Why We Like This I upload a repair video every week.In this video I show you how to safely run modern nylon fuel lines to steel fuel line. fuel line, 2 x 8mm hose ends to 5/16" quick disconnect ends, 2 x 8mm hose ends to 14mm GM fittings with 'O' ring flare, 2 x compression unions to connect the 8 mm nylon tube or 5/16 . It is not recommended on an engine with fuel injection. Large Flow: Provides high flow rate that is great for a variety of purposes. I've said this in the past (different thread) and I'll say it again. Install your own Dorman quick push connect fittings on GM Dodge Chrysler Ford Etc. Why We Like This Don't see the answer that you're looking for? I really like the idea of Barricade fuel injection line from back to front with zero joints except at the tank and fuel pump. If you run SS hard line, it would be a good idea to spray it with POR 15 or something similar before final installation to prevent corrosion. No, use NiCopp brake lines because it doesnt rust like steel does.It is much easier to work with than regular steel. How to Use Nylon Fuel Line Quick Connectors for Faster, Easier Connections, Tune Up Your Workouts with the Fitness Coregeous Ball. 2. http://www.agscompany.com/automotive/11 A artificialist Joined But inspectors hate it sometimes LOL. fuel line, 2 x 10mm hose ends to 3/8" quick disconnect ends, 2 x 10mm hose ends to 16mm GM fittings with 'O' ring flare, 2 x compression unions to connect the 10 mm nylon tube to 3/8" O.D . Be careful of power wires near the metal fuel lines. Quick disconnect / connect fuel line connectors, retainers & repair kit Fitting Attachment End 1: Quick Disconnect, fit 5/16" steel fitting Fitting Attachment End 2: Barb, fit for 1/4" ID 5/16" OD nylon line Material: nylon See more product details Customer ratings by feature Easy to use 4.6 Value for money 3.6 Easy to install 3.5 See all reviews Q: Does this product come with installation instructions? The biggest thing is that the inner diamters of the 2 lines should be the same or flow characteristics might change and pressure will increase in the smaller diameter line. Ended: May 01, 2023. It seems the steel tubing is too much larger than the nylon tubing for this to work. Thank you all so much for all the input. This makes them an attractive option for those looking for an economical solution to their automotive needs. Nylon and Teflon (PTFE) can be used for soft lines. Is it safe to replace all the metal lines with nylon fuel hose and hose clamps instead of buying the plastic quick connects? by swampbuggy Wed Nov 18, 2020 8:21 pm, Post It's sold as combo kit or individually for those who already own the EZ-ON Hose Press. Nylon Fuel Line Kit available here:https://koultools.com/product/nylon-fuel-line-tool/Koul Tools manufactures an assortment of hose assembly and hard line sealing specialty tools for industrial, automotive, marine, motorcycle, and aircraft plumbing operations.WEBSITE: https://koultools.com/FOLLOW US:Instagram: https://www.instagram.com/koultools/Facebook: https://www.facebook.com/koultools Where hard lines meet flexible lines, there is often a crimped metal flange. I am okay with the slip fit and hose clamp if it is factory and safe. What is the right way to do this? These factors include: by travis Fri Nov 20, 2020 5:00 pm, Powered by phpBB Forum Software phpBB Limited, General engine tech -- Drag Racing to Circle Track, Today I finally got my repaired fuel tank sender back for the rear tank on my 87 F150. Installing Dorman Fuel Line Connectors w/o heat davkenrem 444 subscribers 99K views 8 years ago Istallation of Dorman Fuel Line Connectors Model # 800-082 for 3/8" Nylon Fuel Line. Based on what you have at the rear of the car you can choose the proper connectors and include a short piece of rubber hose as the connection to the tank. Durable Design: The nylon material provides durability and long-lasting performance, so you can be sure that your DIY project will last. 1 - 20 of 20 results for Steel Fuel Line Repair Kits Compare Refine. Take your time and do it right, gasoline is extremely flammable!!!!! Saves money replace only the part, not the entire assembly. Using the right material the first time will save you time, money, and headaches. by travis Tue Nov 17, 2020 4:12 pm, Post Grim Repair assumes no liability for property damage or injury incurred as a result of any of the information contained in this video. fuel injection system operate around 40 p.s.i. The fuel line is the part of the fuel system that allows fuel to be delivered from the fuel tank to the engine. You can edit your question or post anyway. Nylon Fuel Line, 2 x Straight female quick disconnect fittings to attach to 3/8" O.D. What you need to do is just sit down with a piece of paper and draw your fuel system and connection points and then at each connection location write the part numbers down of the things you believe will work. This item cannot be shipped to your selected delivery location. hose. Inside Diameter (mm): 3mm, 7mm. Nylon Fuel Line Quick Connect is a convenient and easy-to-use quick connect system for fuel line connections. It seems that even with a heat gun, you cant really install the barbed fittings into the line by handat least not while the line in still in the vehicle. NY State had strict limits on how much non metal fuel line could be used. steel fuel line, 2 unions for 8 mm . This Edelbrock fuel line does not only look good, but it is simple to install. What Diameter are is suggested. Fits 3/8 inch OD nylon tubing hose / gas line What is it about long runs of rubber hose that makes it so dangerous? Can I avoid the nylon line all together and just run a long length of hose from the tank to the pump. 109K views 3 years ago Here's the RIGHT way to make or repair nylon fuel lines without having the special nylon fuel line making tool! Affordable Price: The Hotwin Nylon Fuel Line Quick Connect Release Disconnect Hose comes at an affordable price, so you can get all the convenience without breaking the bank. Material: Steel. It is recommended not to run soft line the whole way because it is more prone to breaking down over time. Running soft line under the car, would have a higher risk of serious damage due to being larger in diameter and being of a softer material. Measure the inside diameter of your current fuel line before purchasing a new connector. Then you just have to bend the hard line to match the wire's routing. Seems like it could slip off. by englertracing Wed Nov 18, 2020 10:41 pm, Post What Would Make Gas Come Down The Line Leading From The Gas Tank To The Fuel Filter, When The Car Is Not Running. The smaller line will end up stretching over the end of the steel line as I am assuming it is flared. Porsche, Volvo, Aston, RR, etc all use this OEM. This was a concern for those using a cutting torch when performing exhaust system repairs. Size: Make sure the connector you choose is the right size for your application. Free shipping for many products! You might be able to find a compression style fitting that adapts metal to plastic. This 6.30mm SAE1/4 6mm hose allows you to quickly connect and disconnect the fuel lines with just a push or pull, making it an ideal solution for any DIY project. What's the trick? In this video I show you how to safely run modern nylon fuel lines to steel fuel line. Refresh your browser window to try again. I bought 6'-8' of stainless fuel line from Pep Boys and ran it from just in front of the rear wheel well vicinity to approximately next to the starter. Replace all fuel lines with nylon and hose clamps. Nylon Tubing, 2 Pack is an excellent solution for replacing faulty fuel lines and providing reliable, leak-free performance. A: The barbed ends make it easy to install simply connect the fuel lines or hoses quickly and securely by pushing-in and disconnecting by simply pulling out while pressing the lock buttons. A: Yes! Also I never replaced the return line to the tankI did disconnect it and it flowed well but I'm not sure if It should be replaced soon. Q: Is this product suitable for 10mm OD nylon tubing? Any fuel injected engine application (1985 and newer) in cars, light trucks, off-road vehicles and small engines where a barrier fuel hose is required. When shopping for Nylon Fuel Line Quick Connect, there are several important factors to consider in order to ensure you get the best product to meet your needs. Skip to main content . These benefits include: Fuel injection has a higher pump pressure than your old carbureted type of system, and the pressure may blow the line off. It will take more work to bend hard line to conform to the GT's needs but it will look more professional. There is no additional charge to you. Why We Like This Looks like we're having trouble connecting to our server. Can you replace steel fuel lines with nylon? Try again. by travis Wed Nov 18, 2020 8:22 am, Post Come join the discussion about restorations, engine swaps, modifications, classifieds, troubleshooting, maintenance, and more! Q: Can this connector be separated from the middle? Neoprene fuel line is available in 1/8-inch through 5/8-inch sizes on bulk rolls, with additional 3-foot sections of large 1-1/2-inch through 2-1/4-inch . When you purchase through links on our site, we may earn an affiliate commission, which supports our community. The Fora platform includes forum software by XenForo. Fuel Line Connector for 3/8" OD Pneumatic Nylon Tube Hose Union Quick-Connect, Fit for 10mm OD Nylon Tubing/Gas Line Pack of 4 154 $10.49 This item: Dorman 800-072 25 Ft. Of 3/8 In. The biggest thing is that the inner diamters of the 2 lines should be the same or flow characteristics might change and pressure will increase in the smaller diameter line. by Kevin Johnson Wed Nov 18, 2020 8:31 am, Post Click Customise Cookies to decline these cookies, make more detailed choices, or learn more. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. I just get a 25 foot roll of this ( the MPI version for fuel injection ). . Gasoline, Gasoline/Ethanol (E10, E15, E85), 100% Methanol only (Methanol blends not recommended). Comes with an aluminum fuel filter; Has an -6 AN male inlet; . How to connect steel to nylon fuel line, Flare nut and cap fittings are cheap and a tubing flare end kit can be bout for less than $20. 1. Along the same question as the last one, can I run a rubber hose in the engine bay from the pump up to the fuel filter in order to avoid having to make up a new steel line? Vintage/Classic/Historical Engine Tech, 3V Performance Engine & Valve train Development, Race Cars & Parts - For Sale or Wanted, https://www.oreillyauto.com/detail/b/do 7457?pos=1, https://www.mcmaster.com/fuel-tubing/ex chemicals/. It seems that Ford has used nylon fuel lines from tank to engine on some models for the last 30 years. Umm, the nylon fuel line is not black. Is this correct and/or safe? Some nylon fuel line materials form beautiful bends and curves even without bending . You can change your choices at any time by visiting Cookie Preferences, as described in the Cookie Notice. Nylon fuel line quick connect has revolutionized how fuel lines are connected and disconnected. GM has used the plastic lines since the late 80's. A fuel line made of Nylon 12 [Nylon 12 is a nylon polymer with the formula [(CH2)11C(O)NH]n. It is made from -aminolauric acid or laurolactam monomers that each have 12 carbons, hence the name Nylon 12. To learn more about how and for what purposes Amazon uses personal information (such as Amazon Store order history), please visit our Privacy Notice. Common Questions & Answers On a rusty, rusted, rust ridden old piece of crap! Saves time and money with its quick-connect design Why do you folks think it is so looked down upon (on other classic car forums) to use long lengths of rubber hose? I have a 1994 F150 Im re building. So, it will be stretched anyway. A: This connector fits for 3/8 inch OD (5/16 ID) Nylon Fuel Hose. They say heating the line in boiling water will help it slip over the hose barbs and fit snugly, so let's see how that goes. fuel. This was a fiasco in itself because apparently 87 is an oddball year with it being the first year of this body style, and the last year with a carb. Corrosion resistant: Nylon also resists corrosion from oils, fuels, and other chemicals that may be present in automotive systems. Diesel, Diesel/Bio-Diesel blends, 100% Bio-Diesel (SME, RME, and PME Bio-Diesels are acceptable). Mark H. Felix, qui potuit rerum cognscere causas. I'm going to sketch it out a few different ways and decide. share it with your friends.Links to tools used in this videoMastercool flairing set - https://amzn.to/2O4eIW6dorman nylon fuel repair tool - https://amzn.to/31XTzW15/16 In. Nylon line is not very forgiving especialy if it is the rigid type. Q: What type of tubing can this connector be used for? With the Nissan Z Flex Fuel Kit you can run gasoline, E85, or any mixture of gas and ethanol with a content rating from 0 to 100% ethanol. Reading this thread has made me cringe. After reading it all, I have some great ideas on how to do it properly. For exceptions and conditions, see. I then run rubber hose up under the cowling, over/behind the motor, and to the carb. Refresh . Our flex fuel system's ethanol sensor and electronics instruct your vehicle's ECU on how to adjust parameters like fueling, boost, and timing to produce the most power possible for a given fuel or . Metal, Rubber, Braided, or PTFE Lined Fuel Lines can be made from many different materials. They can be a pain and are a critical part of your. Includes: 25 feet of 8 mm O.D. Its ease of installation and its corrosion resistance make it ideal for use in automotive, marine, and industrial applications. Furthermore, they are easy to install and can be used in a variety of applications. steel fuel line, 2 x 90 degree female connectors to connect to 3/8" O.D. Use this Irwin Quick Grip clamp that I modified myself with a notch, to in. The picture attached is before the system was complete and I had not put the rubber isolating material at the body attachment points yet. (8mm) Nylon Tubing, 2 Pack Universal Fit 140 7 offers from $8.93 From the brand The problem with that is that some F.I. W willix Joined Dec 16, 2009 Running a single line greatly reduces the number of fittings and transitions, where things tend to leak, which is why I thought it would be nice. The Car Runs Fine As Long As I Keep My Foot On The Gas. I appreciate you watching, go ahead and like,subscribe and comment if this helped you out! Nylon tubes usually use a compression fitting with a cap nut and ferrule. It is very easy to bend but make sure anywhere you attach it to the body that you have rubber hose wrapped around it to avoid abrasion holes. by Moparboy440 Wed Nov 18, 2020 12:22 pm, Post If the material you are using for your fuel lines does not specifically state that it is built to withstand modern fuels, DO NOT USE IT! A: This connector is 3/8 inch straight. I used a combination of all the line types you mentioned because of my fuel system. You need to get from your tank, to your filter, to your fuel rail using some kind of fittings. A: Yes, this connector is compatible with most vehicles and can be used on both steel and nylon tubing lines without any issues or compatibility issues. Hotwins Nylon Fuel Line Quick Connect Release Disconnect Hose is an essential tool for anyone looking to make quick and easy changes to their fuel lines. Nylon Fuel Line, 2 x Straight female quick disconnect fittings to attach to 3/8" O.D. Nylon Fuel Line, 2 x Straight female quick disconnect fittings to attach to 5/16" O.D. Please try again later. Regardless of your statutory right of withdrawal, you enjoy a 30-day right of return for many products. Yes Price: Compare prices between different brands and models to get the best value for your money. how to connect steel to nylon fuel line, If it not a semi-rigid or somewhat flexible, I do not reccomend using it if it is going to have any sharp curves in a short distance. Remove the tool. A good way to simplify any hard line routing, take a really long piece of wire and come up with the routing first. About this item . There is a special tool used to make this type of line. See original listing. It is an ideal solution for automotive fuel line connections, and can be used with any type of fuel line material, including high pressure plastic, rubber and metal lines. Ive used a lot of NiCopp. When it comes to vehicle maintenance, one of the most important components is the fuel line. Cost effective: Nylon Fuel Line Quick Connect is an affordable solution that can save you money in the long run. The consent submitted will only be used for data processing originating from this website. ! Ive never used Nicopp, but its sounds very interesting.especially if its easier to work with than steel. The best Copper line ( easier to work with ) might be an option to consider where you mentioned running the steel line ?? We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. It's overkill, but for some overkill is SOP. Yeah do it properly with the proper clamps for the high pressure. Why We Like This Amazon.com: Nylon Fuel Line Repair Kit 1-16 of 321 results for "nylon fuel line repair kit" Results Fuel Line Quick Connector Hose Union for 5/16" OD Nylon Tube, Pack of 4 220 $1028 ($2.57/Count)$15.00 FREE delivery Fri, May 5 on $25 of items shipped by Amazon Or fastest delivery Wed, May 3 Dorman 800-011 Fuel Line Rep Kit 3/8 Union 106 $1088 Q: How do I install this connector? Ecu Is Not Grounding Injectors. Whatever, do not use the black line as the fuel line! AutoZone has 10ft of nylon fuel line for $14.00. As a result, Nylon 12 is the most widely used, nonmetallic fuel line material. Q: What size is this connector? I have seen them in some of the kits. Easy installation: The unique cam lever mechanism makes it easy to quickly connect fuel lines without the need for tools or seals. Nylon fuel line is generally rated at thousands of PSI, for fuel line, make sure you get the proper type as some nylon does not have the burst strength for fuel injection systems. 3/8" Stainless Steel Quick Connector to 3/8" Nylon Tube or Hose: 3/8" 3/8" for Nylon Tubing or Hose: Straight: SP(1) HP(1) 3093H: 3093H larger image. BEST ways to repair dorman nylon plastic fuel line tubing Error Code Guy 83K subscribers 5.5K 270K views 5 years ago You are working with your fuel system, then you nick the nylon plastic. Is this correct and/or safe? car, yes, you can replace the low-pressure return metal line with rubber, doesnt need to be high-pressure F.I. There was a problem completing your request. Full content visible, double tap to read brief content. It is one of several nylon polymers] can meet all environmental and flexibility requirements of the fuel system. Free shipping for many products! Nylon Fuel Line, 2 x Straight female quick disconnect fittings to attach to 5/16" O.D. Due to factors beyond the control of Grim Repair, no information contained in this video shall create any express or implied warranty or guarantee of any particular result. Includes: 25 feet of 10 mm O.D. There is rubber where the steel line ends and connects to the fuel filter, but can I run a single rubber line the whole length, assuming I route it somewhere where the temps are okay? Metal is the best material for fuel lines. Squeeze the handle until the connector is fully seated on all three steps in both ends of the fuel line. fuel line, 2 x 10mm hose ends to 3/8" quick disconnect ends, 2 x 10mm hose ends to 16mm GM fittings with 'O' ring flare, 2 x compression unions to connect the 10 mm nylon tube to 3/8" O.D . Customer Reviews, including Product Star Ratings, help customers to learn more about the product and decide whether it is the right product for them. Benefits of Nylon Fuel Line Quick Connect. Take a look at Summit Racing or Jegs and you will find it. There are sections of metal hard line and sections of rubber or nylon for flex. 12/17/2009 8:57 AM. by travis Wed Nov 18, 2020 6:32 pm, Post How do I properly connect the short sections of rubber hose back at the tank and again at the fuel pump to the long nylon run in-between? Common Questions & Answers A: Each piece of the Hotwin Nylon Fuel Line Quick Connect Release Disconnect Hose has been 100% tested for quality assurance before being released for sale, so you can be sure that it is of good quality.