Are bigger fuel lines better?
Fuel line diameter matters A LOT! A larger diameter is generally better, but the correct diameter is the best choice. If the diameter is too small: you won't be able to support your horsepower goal. If the diameter is too big: the lines will take longer to pressurize.
What size fuel line is 6AN?
3/8" ODFYI: Popular fuel line sizes: -6AN (=3/8" OD) -8AN (=1/2" OD) -10AN (=5/8" OD)
What size fuel return line should I use?
The Fuel Return Line should be at least the same size, or one size larger than the supply. Make sure there are no sharp bends or kinks. The return line should direct fuel close to the bottom of the tank and away from the pickup.
Does fuel line size affect pressure?
Shows the relationship between measured pressure drop as a function of flow rate, for four different fuel lines (two different sizes at two different lengths). Every fuel line experiences pressure loss depending on fuel line length, and fuel flow rate.
What size fuel line is 8AN?
The Good NewsMale Thread SizeAN Size*Hose ID**3/4-168AN0.44"7/8-1410AN0.56"1 1/16-1212AN0.69"1 5/16-1216AN0.88"3 more rows•Jul 25, 2012
Is 3/8 fuel line big enough?
A 3/8”id fuel line can easily support 600 HP given sufficient “pump head”! Given a big enough pump a 3/8” steel line could support 1000 HP. The simple way to know is to install an electronic fuel pressure gauge. If the pressure falls as the engine RPM's go up you need more pump head.
Does size of fuel line matter?
Does size really matter when it comes to fuel lines? According to the fuel delivery system experts at Fuelab, it does. It's because fuel line size and length have a direct effect on the amount of fuel pressure drop your fuel system will experience.
How do I know what size fuel hose I need?
1:293:13How To Measure the Diameter Of Any Hose - YouTubeYouTubeStart of suggested clipEnd of suggested clipSo it's 6 over 16 so 6 6 / 16 very very simplest and all that you do is you're taking 6 sixteenthsMoreSo it's 6 over 16 so 6 6 / 16 very very simplest and all that you do is you're taking 6 sixteenths of an inch and divide it by 2 if you can so 6 16 divided by 2 is 3/8.
What size fuel line do I need for 1000 HP?
There are many factors that can dictate fuel line size and it is not just horsepower goals. For instance, an 8AN feed line and 6AN return line on a 1000 horsepower gasoline or race gas powered LS with 30psi is sufficient.
How many Lph do you need for 500hp?
190 lphMaking the ChoiceFuel Pump Free FlowCarbureted EngineFuel Injected Engine40 gph/155 lph450 hp400 hp50 gph/190 lph600 hp500 hp67 gph/255 lph750 hp650 hp90 gph/340 lph1000 hp850 hp2 more rows•Nov 26, 2019
What happens if fuel pressure is too high?
If fuel pressure is too high, your vehicle's engine could be over fueled, leading to many of the symptoms listed below. Some of these symptoms include your engine running rough, poor fuel economy and black smoke from the exhaust.
How do you increase fuel pressure?
0:205:28How To Adjust Fuel Pressure | Increase Fuel Pressure - YouTubeYouTubeStart of suggested clipEnd of suggested clipNow this engine normally it has a self adjusting regulator from the factory. Since I upgraded myMoreNow this engine normally it has a self adjusting regulator from the factory. Since I upgraded my fuel system with a larger fuel pump I needed to upgrade my fuel pressure regulator.
What size is AN6 hose?
Russell Performance Technical SupportAN SizeMetal Tube O.D.Thread Size-5 AN5/16"1/2" - 20 SAE-6 AN3/8"9/16" - 18 SAE-8 AN1/2"3/4" - 16 SAE-10 AN5/8"7/8" - 14 SAE5 more rows
What is 6an thread?
The numbers assigned equal the size in 1/16 inch increments. Each AN size also has its own standard thread size....Plumbing Basics - AN Fittings & Hoses.AN SizeHose i.d. - Tube o.d.SAE Thread Size-41/4 in.7/16 in.-20-55/16 in.1/2 in.-20-63/8 in.9/16 in.-18-81/2 in.3/4 in.-169 more rows•Aug 28, 2001
What size is my fuel line?
Fuel pumps are sized to feed your system with enough fuel to optimize engine performance....Recommended Size, Based on Horsepower.Recommended Fuel Line Size (from the tank to the pump)Engine OutputSize (inches)Size (AN)350 hp or less5/16 in.-5350-450 hp3/8 in.-6450-650 hp1/2 in.-81 more row•Sep 16, 2017
What size fuel line do I need for LS swap?
Hot Rod fuel hose recommends an AN6 fuel line kit for this style of install. Using the proper fittings you can easily install from the tank, to regulator, to fuel rails and have an effective setup with minimal effort.
How much pressure drop through straight pipe?
Most of you know that the pressure drop thru a straight pipe is less than an elbow or a 45 (same principle as your air ducting from your blower thru the piping and on into the engine). Lets assume we have about 10 feet of 3/8” fuel line.
How to reduce tension in water?
Water has relatively high surface tension. Alcohol greatly reduces that tension. Place a small drop of water on a counter top. (The counter top is analogous to the pipe wall) The water lies on the counter as a small bubble. Don’t touch the water but let a very small drop of alcohol drip into the water.