Fuel Line Compression Fitting Leak

in-line - valved with shroud - ferruless polytube fitting, ptf IN-LINE - UNVALVED with shroud - FERRULESS POLYTUBE FITTING, PTF PANEL MOUNT - VALVED - HOSE BARB. you can use a brass compression fitting available at plumbing stores to join the two halves of the fuel line after you cut right through the pinhole with a tubing cutter separating the line. If you run the gas line yourself, you need to check for leaks. These components can wear over time, leading to misfires, reduced fuel efficiency and increased emissions. Get the job done with the right part, at the right price. See how the TechAFX hose and AN fittings go together in. Fuel System - Fuel Return Lines & Fittings Description: Bosch 90 Degree Fuel Injector Return Line Fitting (Leak Back "L" Fitting) Condition: New. Ford Transit 1995 - 1998. All of the AN fittings that Speedway offers will feature a 37* tapered flare. In any case, for a line that runs the length of the Explorer, you have two options: 1. Indeed, overtightening is the most common cause of leaks in compression fittings. The supply line delivers fuel oil from the holding tank to the fuel pump. Replace your injector line with this genuine Cummins replacement part. Each features a. 07 R1200 GS Adventure: Fuel Leak at Quick Disconnect! The so-called gasket is a sliding side fit rather than a compression gasket, which would take 3 screws. You have to do them right or you'll have major problems. I repaired my fuel line by splicing in a section cut from the factory line. I have an aftermarket distillate strainer and two aftermarket steel fuel lines that came with the farmall type brass fittings. steel or nylon gas fuel. The fuel line on my 85 GT has a slight hole in it, and I want to replace it. Search Filter You Have Selected Universal Or Specific Fit Dorman Products is a proud member of the. I went to Lowes BTW, but close enough. Copper Fuel Line. A fuel level test allows you to observe the height of the fuel in the float bowl without removing the carburetor. A proper length of 3/8" high pressure fuel line is then connected and secured with high compression hose clamps ( the length in the picture is 12" of illustration purposes, subject to be trimmed and covered with loom). Replace your injector line with this genuine Cummins replacement part. But I need some help I. 2) With the tank opened up and all hoses connected, fuel sprays out the back of the Fuel Regulator. Braided Fuel Hose. JEGS carries a huge selection of braided hose, AN Hose Ends, NPT to AN adapter fittings, plugs, fuel line, fuel line fittings, banjo fittings and much more. Can you flare the line and/or just > replace the section with an AN type fitting or even a pipe thread > style, or even just rubber and hoseclamps? > Ray. They can be used with PEX, LDPE, MDPE, HDPE, copper, CTS, CPVC and polybutylene tubing in low-pressure fluid applications. com supplies our customers with stainless steel pipe fittings, which use standard NPTF pipe thread. you should consider a stock flexible line between the pump and hard line for engine movement. First attempt was to weld it with no luck, then I found the lines that had similar ends and bends that I cut and spliced with the brake line compression fitting. quote: Generally, compression fittings are used for water and flare fittings are used for air or gas Maybe in your world, but everywhere else flare is also used for water, and is the preferred method, IF they are using soft copper. You do not want leaking gas which is what you have now. Auto Performance Fuel Hoses, Lines, and Fittings Fuel lines are some of the most important parts of an engine. c) If the leak is still not remedied or if the odor of gas is detected, turn off gas to the appliance and have an gas fitter or appliance tech correct the problem. Works on brake, fuel, power steering,oil, trans, vacuum or any other closed system using a flared fitting. [email protected] I found out that the fuel petcock had a slow leak. Will fit 250/260/300/310/Ultra LX/15F/SXR models. Advanced Fire Protection. assuming you checked the compression fitting and it's seated properly? the line is at least 50psi. banjo fitting washers or compression fitting on the fuel line to the banjo fitting itself if one is used), crack in the fuel line, compression fitting on the fuel line at the tank, a fractured braze joint attaching the fitting to the tank, or a hole in the pickup tube inside the tank (fill the tank all the way to the top to check this possibility). Tech / General Engine - Fuel line repair? Compression fittings? - I was wondering if the brass compression fitting that you get from the hardware store, are capable and safe for handling high pressure fuel?. 240 Volvo Fuel Line Fun This is not a how-to. Air Brake DOT Compression Fittings For Rubber Hose, & Misc. Compression Fittings Teflon tape can prevent leaks and make it easier to tighten fittings and disassemble them later, and it can reduce/eliminate thread galling and protect fasteners made from. > I hate compression fittings. Replacement Bulkhead Fittings can be purchased individually through Plastic-Mart. If you go too far, you can't put it back on and then you'll need a new seal. Proceed with the leak detection method of your choice to locate the fitting or connection point which is at fault. Turn water back on and check for leaks. Tape seals a leak in threads, but a compression fitting is sealed at the ferrule, not at the threads. It is a fuel line leak from the feed line into the damper. With 16mm Compression Fitting. Most common problem cause? Undersize fuel lines or fittings and air leaks. The LineGuardian valve system protects your fuel source in the event of a fire. You will have to wipe it down as it leaks to see. No smell or ethanol issues either. Leak is so profound that rest of cylinders hardly. You'll still need to buy the factory part but then cut out the section you need and use a 5/16" brass compression fitting (from Lowes etc) to join the old with the new. The but with a rubber deal in it is a compression fitting it'll always leak of you put Teflon tape on it take the tape off. Cut the line where the hole is, put new fittings on each side, then use a union to reconnect the line. com website) www. > I hate compression fittings. A small dab of oil on the "O" ring isn't a bad idea, but not mandatory. DO NOT ATTEMPT TO TIGHTEN THE FPR COMPRESSION FITTING AT THIS TIME. Save on Dorman - Help Fuel Line Compression Unions That Adapt Nylon To Steel Tubes 800-135 at Advance Auto Parts. It is about some of the challenges presented by an aging 240 fuel delivery system. ANSI/ASME standard B1. "How to Seal Leaks Around Compression Fittings for Copper Water Pipes. I went to Lowes BTW, but close enough. "How can I measure my flare fitting to know if it is 15/16"-16 flare. So I need to get a length of metal transmission line and some compression fittings? This sounds like it would work. Shop the industry's largest selection of Hard Line Fittings, Tube Nuts, & Sleeves at Jegs. PTFE and Stainless Steel lines should not be bent in a short radius. 10 x 3/16 Brass Olive Barrel Plumbing Olives Compression Fitting Copper Pipe Gas 2 x 14mm Repair Split Leaking Fuel Line Car Radiators Connector Y Piece Joiner. Brand new parts leak sometime. The only thing that you need is a gas line to each of the new gas appliances. Edelbrock is the most respected name in performance. Get the job done with the right part, at the right price. COMPRESSION. Often times the fuel lines running to the injector will be the cause because they no longer seal properly, so this article will give you the tools the fix this malfunction yourself. Tube x 12 In. What type of fittings-connections are best for fuel lines ? I have a 1/4" NPT fitting for my fuel pickup tube from the top of the tank. If you are vision-impaired or have some other impairment covered by the Americans with Disabilities Act or a similar law, and you wish to discuss potential accommodations related to using this website, please contact Audrey Hornyak at 201-825-2710x2271 or via email at audrey. I've seen the supply line available from LMC, but not the return line. Don't take a 15 year old car to the toyota dealer find a good mom and pop corner shop, no chains. Sealing Fuel Fitting Threads. Compression fittings. I went and bought a new 1/4" compression sleeve at the local hardware to see if that would work, but no matter how tight I get it, when I pull the gas pump lever, I can see fuel squirting out between the fitting and pipe. In stock and ready to ship. First attempt was to weld it with no luck, then I found the lines that had similar ends and bends that I cut and spliced with the brake line compression fitting. I repaired my fuel line by splicing in a section cut from the factory line. Order Steel Fuel Line Repair Kits for your vehicle and pick it up in store—make your purchase, find a store near you, and get directions. I would have been very expensive for a garage to. If the sealing surfaces are leaking then look there and not at the threads. This write up is intended to help those who may have damaged or broken their fuel lines or fuel line connectors. Brand new parts leak sometime. A fuel leak may result in a fire or explosion hazard, which could cause serious injury or death. if you're splicing the line either use compression fittings or flare the line with new fittings and unions. 9 Evinrude August 2nd, 2010, 02:32 AM So, my 1974 Evinrude 9. It's like a conical (sp) washer. Using sealants on compression fittings will increase the risk of leaks in the future and an air leak when you need full power would be very boring. I've used some compression fittings on a length of 10mm copper oil line. So, I picked up som. Alos for around $250-300 you can get a used Fuel Injection Pump on eBay. Order Compression Fittings for your vehicle and pick it up in store—make your purchase, find a store near you, and get directions. For a temporary repair, leaking connections may be corrected by removing the nut and wrapping several strands of string or thread under the flare of a flare type fitting, or over the ferrule of a compression fitting, and then replacing the nut securely. Desiccant dryers can eliminate the moisture, but it is one more piece of equipment to operate and maintain. Re: Ford 3600 leaking from where fuel inlet meets injector Banjo Fitting <---- This is what it should look like. Find quality copper pipe & fittings online or in store. Choose Advance Auto Parts for Fuel Line Connector. Visit us today for the widest range of Plumbing products. Vincos 16Ft 6 an AN6 Nylon and Stainless Steel Braidied Oil Gas Fuel Hose Fuel Line + 10pcs 6an Hose Fitting Kit Black Leak Free Compression Fittings. Tape seals a leak in threads, but a compression fitting is sealed at the ferrule, not at the threads. Fuel is leaking from the compression fitting where the fuel line goes into the metal line leading to the fuel rail. This allowed me to screw it into the pump inlet further and seems to have stopped the leak. Most compression fittings must be replaced if a slight tightening wont fix the leak. Who is correct?. Some leak detection solutions may cause corrosion. Single wrap braided line for use with Earls Swivel-Seal, Hard Anodized, Auto Crimp, or Auto Fit hose ends. Was running both trucks the other night to keep things charged and flowing freely during the cold, and one truck sprung a leak at a Tee fitting for the injector fuel return line. In order to install the correct amount, type and lengths of tubing most builders wait until the fuselage, or sections thereof, are completed to that stage so the plumbing does not have to be removed again. Pain it the butt, but it stopped the fuel leak, fire hazard, and constant gas smell. In any event, pressure is low on a fuel line, so double flaring is not required. Using fuel with greater than. [email protected] Therefore, I think the safety inspections should include checking the fuel hoses for dry-rotting, cracks, fuel leaks, loose fittings, etc. I always assume these fittings leak either where the compression sleeve contacts the seats, or where it contacts the tube. One of the most common causes of leaking JIC fittings is over tightening. 97 grand Caravan 3. This way the valve is hard mounted to the tank and makes it easier to operate. Technician B says a cylinder leakage test should be performed on all cylinders. To remove the old sleeves, use a small screwdriver and/or pick tool to dig the old sleeve from the compression nut. Fuel Hose & Fuel Line. How to Repair a Fuel Line Quickly: FMSI FMSI Automotive Hardware. 3, is designed to provide a more leak-free seal without the use of PTFE tape (often referred to by the popular brand name "Teflon") or other sealant compound. Steiner Tractor Parts sells new parts for old tractors. Use a utility knife to cut the old fuel line away from the plastic fitting (the fitting will be re-used). The engine may have mechanical problems: Check vacuum lines and fittings for leaks. if bad it will tell the computer the engine is still cold and dump more fuel into tb,it works like the old style carb with the choke not opening ,will use more gas and smell it to. For most components such as a pre-fuel filter (aka fuel water separator) the thread type is typically NPT or NPTF and requires sealant around the threads. The fuel tank vent valve is attached to the fuel tank using a series of seals and connectors. Each piece is highly resistant to the extreme temperatures that lead to cracking and leaks. Fuel Line, Fuel Filter & Clamps Kit. JIC Fittings & Parker Fittings 37° JIC adapter fittings have a 37° cone seat on the female adapter and a 37° flare on the male adapter. Fuel line fittings leak-won't hold pressure-'74 9. Perhaps the petcock is sticking open. The lines that connect it are leaking around the crimp fittings. In any case, for a line that runs the length of the Explorer, you have two options: 1. Someone earlier mentioned using a double compression fitting but that would be pretty hard to do since there is no such thing. Current – fuel injector/line connection point looks like a GIANT piece of black JB weld chewing gum. Fuel line leaks cannot be repaired and need to be replaced with a new line. W936589003100 -Adaptor for HP Fuel Pump Holding Fixture Used in combination with current HDEP holding fixture W470589084000 to remove the high pressure fuel pump drive gear. : Compression Fittings - SolarHose & Solar Thermal, Clamps & Clips, Hydraulics, CaterHose & Catering Equipment, Industrial Hose, Airline & Pneumatics, Hose Reels, Industrial Hose Couplings, Adaptors and Fittings, Malleable Iron Fittings & Steel Tube, Washdown & Fuelling, Hose Assemblies, Pneumatic Quick Release Couplings, Valves, Sprays and Adhesives, Air Tools, Blow Guns and Vacuum, Ring Main. Without fuel, combustion can't occur to fire the engine, and leaking fuel can be both costly and dangerous. Since you seem to be having a problem after shut down it appears you have a leak in a line somewhere or a restricted line. the hose and fittings. The tester’s gauge reads 0-100 PSI, 0 to 7 bar. These are steel compression fittings, not soft aluminum. So this Vac line has NO effect on the operation of the. Technician B says a cylinder leakage test should be performed on all cylinders. If tightening does not work, a section of the fuel line must be removed in order to piece in new fittings. Just make sure you ask for fuel injected fuel line. That depends on your application. Using sealants on compression fittings will increase the risk of leaks in the future and an air leak when you need full power would be very boring. Compression fittings are also admissible to use on brake line repairs when the repair is temporary. A cylinder leak down test can also be used in conjunction with a compression test to diagnose other kinds of problems. Stainless Steel Universal Dishwasher Supply Line, Silver is rated 4. Sealing Fuel Fitting Threads. I recently discovered a fuel line leak under my Olds. However, the best solution is to use no sealant whatsoever, especially on compression fittings. First, plug the end of the tube that you are checking by screwing in a cap flared tube nut or anything similar that will seal off that end of the tube. Our range of Vale® compression fittings includes connectors, reducers, valves, tees and adaptors. It is a fuel line leak from the feed line into the damper. cut into the fuel line and cause a leak. Pressurize the fuel system that goes to the en gine to 8 psi (55 kPa) with a hand pump to see if it holds this pressure. Exterior Features; Bodyside/Cab Step or Running Board: Option; Bumper Step Up: N/A; Front Air Dam: Standard; Metallic Paint: Standard; Power Sliding Side Van Door: N/A; Power Trun. If the chainsaw won’t start, clear clogs and check the fuel lines for cracks or crimps. If a joint leaks when tightened, replace the olive. Exterior Features; Bodyside/Cab Step or Running Board: N/A; Bumper Step Up: N/A; Front Air Dam: Standard; Metallic Paint: Standard; Power Sliding Side Van Door: N/A; Power Trunk L. Michelin 275 75 16. Solution: A common problem is the blower motor resistor contacts corroding and/or a damaged resistor. Compression Fitting (31) Eng Intake Manifold Hose Connector (1) Fitting Assortment (10) Fuel Fitting (72) Fuel Hose Fitting (1) Fuel Line Fitting (5) Heater Hose Quick Connector (26) Hose Connector Assortment (2) Hose Fitting (96) Hydraulic Adapter Fitting (1) Line Splice (40) Power Brake Booster Check Valve (3) Power Steering Adapter Fitting (26). Fuel line leaks cannot be repaired and need to be replaced with a new line. Hey all, had to replace the return fuel lines today, but have busted the compression fitting when disconnecting, are these landrover specific parts or can I use something else. Videos; fuel, or transmission lines together. If you have your brake or fuel line out of your vehicle, there's an easy way to check to see if there's a leak at the fitting. but I could be wrong because I went to both actually and two auto parts places both of which had "compression unions" or fittings, but I wasn't quite sure how I was going to use them. thread the compression tester’s fitting into. The compression tester usually screws in although some models have a rubber plug. Common fuel line problems include clogs and leaks, both of which can be troublesome or even hazardous. Holley offers a selection of both dedicated and universal-style fuel lines for its carburetors! Fuel line with dual 8AN inlet, fittings with Pro-Lite 350 hose. ) need to be a minimum of ¼" (6 mm) ID. Align the ends of the old fuel line and the new fuel line. 2) With the tank opened up and all hoses connected, fuel sprays out the back of the Fuel Regulator. Fuel Line Fittings found in: Fuel Line Adapter Fitting, Connector for Fuel Lines, Oil Lines and Sediment Bowls with female fitting, Our new fuel lines are made tough. Fast, same day shipping. Shop Wholesale Marine for Moeller Fuel Bulkhead Fitting 1-4" NPT F - 1-4" NPT F. Sure you can splice a fuel line. 3 Mercruiser Hey guys, I removed the pump tonight and the gasket #10 above is there but the fitting it is on screws all the way in and bottoms out like brass to brass feeling instead of a tight rubberized kind of feeling. Thats the best way if you can gas weld. These leak free compression unions come in both straight, 90º elbows, and reducing styles. With 16mm Compression Fitting. How long is an 8N fuel line? Any photos would be a GREAT help!. So this Vac line has NO effect on the operation of the. The Earls 9894 fitting is close but is only flat on the inside and will not properly seal the flared lines. This means emptying the fuel tank and then restarting and letting the unit run until all the fuel is consumed and the engine stops. 8L EFI rail. 1) Ignition on and the fuel pump continues to run, quietly. Brake Line Fitting (800) 253-0403. Conshohocken, PA 19428. Is there anything special about this fuel line in terms of specifications?. A section of the fuel line on our race car was rusted and leaking. For each section to be replaced you will need two compressions fittings. Someone had loosened the fuel inlet line rather than the vent located next to the inlet line. They have never leaked, even with driveline wiggles. I've used some compression fittings on a length of 10mm copper oil line. Not sure if it was the issue but I did find a compression fitting on the outlet of the old tank filter fitting which are not recommended for oil lines. Home > • AN Aluminum Line and Fittings > -8 AN Aluminum Line & Fittings > EAR- AT165086ERL Earl's -8 AN Male To 3/8" Hardline Tube Adapter Compression Fitting Black Price Your Price: $18. But that's not the only advantage. Replacement Bulkhead Fittings can be purchased individually through Plastic-Mart. Twist the clamp out of the way during removal. The amount of fuel leaking during engine operation can be so little that it is not noticed. My plumber used it on two compression fittings that were embedded in the screed. Compression valves can sometimes have a slow leak, and it is always a good idea to check back an hour after installation and sometimes even the next day to make sure it is not seeping. No impulse line, no fuel pump!. I installed a new fuel filter in my new 1980 911 sc. Repair your Pressure Washer Hose, Tube & Fitting for less. Permits and inspections are often required. Tiny leak on compression fitting, simple plumbing problem. I would often be ordered to repair the fuel lines on 1994-1997 Accords hastily, because the fuel filter would get stuck in place. 1 week, no leaks. The barbed fittings we had were slightly smaller in. Install the Edelbrock special brass hose fitting completely over the OEM steel fuel line (see Figure 1) and securely tighten the compression unit. I believe the line you have indicated is actually the fuel return line. 3/8 fitting for a 3/8 line, 5/16 fitting for a 5/16 line, etc. Visit us today for the widest range of Plumbing products. But that's not the only advantage. Take the hassle out of transmission/oil cooler line repair! Everything you need in one place to repair or replace cracked or leaking transmission/oil cooler lines quickly and easily. A small dab of oil on the "O" ring isn't a bad idea, but not mandatory. Leaky Oil Line Fitting I have a leak at what I believe is a 3/8" compression fitting on the oil supply line as it exits the in-line fuel filter on a 275 gallon basement oil storage tank. First attempt was to weld it with no luck, then I found the lines that had similar ends and bends that I cut and spliced with the brake line compression fitting. The fuel tank vent valve is attached to the fuel tank using a series of seals and connectors. Leak Detectors & Chemicals SUR & R Auto Parts 3/8" Nylon To Steel Compression Fitting. Follow the fuel line from the tank to engine, if the vehicle is fuel injected, the line will probably be dripping and will be easy to find. If you have any other problems, the mechanic will be responsible for repairing it. The fuel inlet on the carb is at the top of the bowl not the bottom, so it would only suck air as the fuel drains back, the bowl would stay full of fuel. When 914s originally left the factory, they were equipped with fuel lines made of plastic that ran down the center tunnel. By the way - We've been to a lot of garden tractor pulls through the years and noticed that some pulling tractors leak fuel in places where a fuel leak shouldn't be. For each section to be replaced you will need two compressions fittings. CHEVY HHR FUEL & VENT LINE # FL-FG0974. Engine compression is essential for correct operation. I removed the fuel line which connects to the pump inlet and filed the ferule ridge down to make it slightly flat. LS SWAPS: Fuel Systems Guide Includes in-depth instruction and photos. I just think the compression fitting is leaking. In the situation of an impeller reversible pump system, the inline check valve can be used in the vent line to help with draining. I'm afraid I tightened it to WAY more than 19ft/lbs, however the more I tightened the less it leaked. It's a hard fuel line, and I want to know if I can replace it with a 3/8'' rubber fuel line, and what fittings I will need on either end to do this. Then replace the teflon washer under the edge of the head of the nut. Braided Fuel Hose. I've used some compression fittings on a length of 10mm copper oil line. Is this fix sufficient for the race, or should we get a new fuel line and replace the entire run?. What I would have to do is run a steel line underneath the car, and put a bubble flare on the end of it where it angles up to the engine compartment. I work at a heavy duty truck dealership and we use the plastic fuel/air lines and compression fittings all the time. Place a catch pan or drip pan beneath the fuel filter to catch any excess fuel that will leak from the inlet fuel line when the fitting is loosened. if you only want to replace the problem area. Guaranteed lowest price!. it might be the gas filter leaking or a fuel line. Tape seals a leak in threads, but a compression fitting is sealed at the ferrule, not at the threads. this is why i said to clean the line if you use the fitting i sent you. If you don't pay attention to your fuel delivery system then your mileage will suffer. The return line sends excess oil not used by the furnace back to the oil tank. The compression fitting does not have a gasket or seal, rather it uses the threaded flare nut to seal the flared end of the line or a compression fitting on the line to the assembly. Compression fittings offer an easy-to-install alternative to traditional soldered plumbing connections. Fuel System - Fuel Return Lines & Fittings Description: Bosch 90 Degree Fuel Injector Return Line Fitting (Leak Back "L" Fitting) Condition: New. Conical seals are used on AN aircraft fittings at times. SPECIALTY FUEL FITTINGS Specialty Fuel adapter fittings are the best way to add Russell Stainless Steel or ProClassic hoses to your vehicle. If you don't pay attention to your fuel delivery system then your mileage will suffer. Is the fuel contaminated? Retrieve a fuel sample from the tank. 24° Light Duty Male Eaton Aeroquip Global TTC Fitting [P21027040] - *1 Wire **2 Wire Global TTC Fittings are suitable for all 100R1AT, 100R2AT and 2SC Hose. Using torch, soldered “sleeve” to fuel line, added JD weld. Thanks in advance. With the compression fitting, I fit the steel side of the adapter onto the fuel feed pipe underneath the access plate, tightening down as far as I could without breaking the fuel feed pipe. Your order may be eligible for Ship to Home, and shipping is free on all online orders of $35. Fuel lines develop leaks when part of the line rubs against anything metal under the vehicle. The bike also has external fuel filters that I'd like to get rid of. Highly resistant to the extreme temperatures that lead to cracking, Dorman Fuel Line Connectors prevent leaks from forming. Visit us today for the widest range of Plumbing products. The joint betweeen the fuel line and the fitting is a compression fitting so you can't use anything to improve the sealing except a soft tube end. Shop Wholesale Marine for Moeller Fuel Bulkhead Fitting 1-4" NPT F - 1-4" NPT F. I suspect 90% of all compression joints are used by DIY'ers. It is at chevy dealer in kissimmee florida and I have photo's of flange and area that has been leaking. It features brake line fittings, grease fittings, hose fittings and air brake fittings from Edelmann's line of over 1000 parts. Fuel is leaking THRU JB weld and now leaking at top of bolt that attaches line to injector. It is critical to avoid over-tightening the nut or else the integrity of the compression fitting will be compromised by the excessive force. Shopping cart. Especially if you're replaced your injectors a time or two, the compression fitting on the high pressure injector line can become damaged and cause a fuel leak. HCP542 OEM fuel line BAND CLAMP, correct fit for the HCP120A, HCP4924, HCP4909, HCP4910, HCP4911, HCP4912, or HCP20721 lines, and a very tight fit on the HCP120B fuel line. Keeping your fuel system properly maintained by changing the fuel filter prolongs the life of the fuel pump. The main fuel feed to the engine should be a 3/8 lineand the others 1/4. Check engine compression. Dorman Products - 800-035. A cylinder leak down test can also be used in conjunction with a compression test to diagnose other kinds of problems. absolute worst case cut the line between the back and front fittings and seat both correctly then use a compression fitting to reattach the line, you will have another fitting in the line that could leak but it will be the cheapest way to fix the leak till you buy the lines you want. The saga continues I suppose, but have had dry compression fittings leak. Choose Advance Auto Parts for Fuel Line Connector. i also used compression sleeves like that to patch up some piece of fuel line on my car without cleaning and it is fine. - Use Wurth Pipe Sealant Art. Thats the best way if you can gas weld. Ok guys my 066 is having some troubles marking sits territory. compression fittings hold in the hundreds of psi. Finding & Fixing Leaks and Establishing a Leak Prevention Program Leaks can be a significant source of wasted energy in an industrial compressed air system, sometimes wasting 20-30% of a compressor's output. On my Civic, the stock fuel feel line is a 3/8" hard line (going up to the fuel filter), which I have already cut off to clean up the bay a little. Fuel Line, Fuel Filter & Clamps Kit. Check the fuel line from the fuel tank to. it works good but not on the hot gas discharge line, I have fixed quite a few leaks with it, and they held for quite a few. A flare joint should be made with an appropriate tool such as those supplied by a number of tubing/piping tool manufacturers. Steel to 5/16 In. A section of the fuel line on our race car was rusted and leaking. It is a violation of code in many states to use compression fittings on any fuel oil line, gas lines and service water feeds. Test each cylinder in turn while the engine is being cranked by the starter motor, and then compare the pressure readings with each other and with the pressure specified in the car handbook. Pipe dope will not cause problems, but is not needed at all. What I would have to do is run a steel line underneath the car, and put a bubble flare on the end of it where it angles up to the engine compartment. The fuel inlet on the carb is at the top of the bowl not the bottom, so it would only suck air as the fuel drains back, the bowl would stay full of fuel. absolute worst case cut the line between the back and front fittings and seat both correctly then use a compression fitting to reattach the line, you will have another fitting in the line that could leak but it will be the cheapest way to fix the leak till you buy the lines you want. Upon reassembly, the fitting in a line between the fuel rail and the fuel pressure regulator (FPR) get damp with a periodic drip as soon as the EFI is pressurized. Get yours online today and pick up in store. For thread sizes and other specs, google such things as "inverted flare thread size" etc A sample. 5) below before proceeding with the fuel line installation. Moisture ladened gas can cause fuel line freeze up in the winter. The fuel line has a compression point that can weaken, potentially resulting in a fuel leak. Order Compression Fittings for your vehicle and pick it up in store—make your purchase, find a store near you, and get directions. Disconnect the fuel line from fuel tank(s). Quick-disconnect fittings are practical, economical, and disconnect in a snap. Here are my suggestions: Replace the nut and ferrule. Get the job done with the right part, at the right price. If I push the compression fitting in, the fuel won't leak. We cut the fuel line under the car under the drivers side, and removed it from the engine bay. I work at a heavy duty truck dealership and we use the plastic fuel/air lines and compression fittings all the time. GasHosesandRegulators. Indeed, overtightening is the most common cause of leaks in compression fittings. For thread sizes and other specs, google such things as "inverted flare thread size" etc A sample. Actions Audi will notify owners, and dealers will replace the fuel line, free of charge. Attach nylon pressure line to fitting on back of gauge using adapter, ferrule, and compression nut as shown in diagram above.