What size is fuel line?
Recommended Size, Based on Horsepower
| Recommended Fuel Line Size (from the tank to the pump) | ||
|---|---|---|
| Engine Output | Size (inches) | Size (AN) |
| 350 hp or less | 5/16 in. | -5 |
| 350-450 hp | 3/8 in. | -6 |
| 450-650 hp | 1/2 in. | -8 |
Does the length of a 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 line I have?
How do you measure fuel line diameter? Place the top of a 1/4-inch wrench with an open end over the fuel line. Slide it carefully over the line so that it fits snugly against the tubing. Read the wrench’s measurements to determine the diameter of the fuel line.
How much horsepower can a 6AN fuel line support?
at 45 psi for engines producing up to 870 hp naturally aspirated, or 725 hp forced induction.
What size is 6AN fuel line?
Hex sizes are not standardized.
| Female Thread Minor ID | AN Size | Male Thread Size |
|---|---|---|
| 0.383″ to 0.395″ | 4AN | 7/16-20 |
| 0.502″ to 0.515″ | 6AN | 9/16-18 |
| 0.682″ to 0.696″ | 8AN | 3/4-16 |
| 0.798″ to 0.814″ | 10AN | 7/8-14 |
What does an mean in fuel line?
AN stands for Army Navy and is measured in AN Sizing.
What size is 10 an fitting?
Plumbing Basics – AN Fittings & Hoses
| AN Size | Hose i.d. – Tube o.d. | SAE Thread Size |
|---|---|---|
| -8 | 1/2 in. | 3/4 in.-16 |
| -10 | 5/8 in. | 7/8 in.-14 |
| -12 | 3/4 in. | 1 1/16 in.-12 |
| -16 | 1 in. | 1 5/16 in.-12 |
How do I know my fitting size?
Measure the Outside Diameter (OD) of your pipe or pipe fitting:
- Wrap a string around the pipe.
- Mark the point where the string touches together.
- Use a ruler or measuring tape to find the length between the tip of the string and the mark you made (circumference)
- Divide the circumference by 3.14159.
What size is a 8 an fitting?
For example: a 3/8″ standard hose equals -6 AN….Russell Performance Technical Support.
| AN Size | Metal Tube O.D. | Thread Size |
|---|---|---|
| -5 AN | 5/16″ | 1/2″ – 20 SAE |
| -6 AN | 3/8″ | 9/16″ – 18 SAE |
| -8 AN | 1/2″ | 3/4″ – 16 SAE |
| -10 AN | 5/8″ | 7/8″ – 14 SAE |
What size is 3/8 pipe thread?
NPT and NPTF pipe threads – dimensions according ANSI/ASME B1. 20.1/3
| NPT – American Standard Pipe Thread Taper 1) | ||
|---|---|---|
| Pipe Size (inches) | TPI | Nominal Outside Diameter Pipe OD (inches) |
| 3/8″ | 18 | 0.675 |
| 1/2″ | 14 | 0.840 |
| 3/4″ | 14 | 1.050 |
What size is SAE 8?
SAE 45° Flare (SAE J512)
| Inch size | Dash size | Male Thread O.D. (in) |
|---|---|---|
| 3⁄8 | -6 | 5⁄8 |
| 1⁄2 | -8 | 3⁄4 |
| 5⁄8 | -10 | 7⁄8 |
| 3⁄4 | -12 | 11⁄16 |
What size is an4 in MM?
Dimensions
| FITTING SIZE | HOSE O.D. | C |
|---|---|---|
| -4 | ¼″ (6.35mm) | 0.359 |
| -6 | ⅜″ (9.53mm) | 0.475 |
| -8 | ½″ (12.70mm) | 0.654 |
| -10 | ⅝″ (15.88mm) | 0.767 |
Is JIC same as an?
JIC fittings are dimensionally identical to AN (Army-Navy) fittings, but are produced to less exacting tolerances and are generally less costly. SAE 45-degree flare fittings are similar in appearance, but are not interchangeable, though dash sizes 2, 3, 4, 5, 8, 10, 14, and 16 share the same thread size.