Ameer Randolph
Honda 250 owners and enthusiasts often discuss the ideal fuel line diameter for their vehicles. Some sources suggest that a 1/4-inch fuel line is a suitable option, although it may be a bit loose and require clamps for a secure fit. Others recommend a 5.5mm or 6mm fuel line, which is the stock fuel hose size for the Honda 250 and can be purchased at Honda stores or online. Some owners have also suggested using a 3/16-inch fuel line, but this option may be too tight for some models. Ultimately, the choice of fuel line size depends on personal preference and the specific model of the Honda 250.
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What You'll Learn
Fuel line size for Honda Twins
The Honda Twins community is dedicated to discussing Honda Twin-cylinder motorcycles. The community often discusses fuel lines and their diameters.
Some Honda Twin owners have found that a 1/4-inch fuel line is too loose, even with clamps, and have instead opted for a 3/16-inch line, which is a tight fit but can be made to work. The stock fuel hose has an inner diameter of 5.5mm and an outer diameter of 10.5mm. This is supported by another user who found that a 1/4-inch line was too big, with the original size being 5.5mm.
Another user has measured the diameter of the fuel inlet on the carb of their Honda Rebel 250 to be 6mm, with the bump at the edge being almost 7mm. They recommend a 6mm hose as the proper size, which will fit nicely on a 1/4-inch OD nipple.
There are mixed opinions on the fuel line size, as some users have found a 1/4-inch line to work just fine, although it may not be as snug as the original line. It's important to note that automotive fuel lines tend to be stiffer and more difficult to route, while motorcycle lines are thinner and easier to work with.
When replacing fuel lines, it's essential to consider the space constraints between the petcock and carb inlet, as well as the type of filter used, to ensure a proper fit and avoid issues like leaking.
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Honda Rebel 250 & 450 fuel hose
The Honda Rebel 250 and 450 are classic motorcycles with a dedicated following. Owners and enthusiasts often discuss maintenance and modifications, including the fuel hose, which is an important component to get right.
The fuel hose diameter is a popular topic of discussion, with some variance in opinion. Some owners have suggested that a 1/4-inch fuel line works well, but others have found it to be too loose, even with clamps, and prone to leaking. The stock fuel hose has an inner diameter of 5.5mm, and the fuel inlet on the carburettor is 6mm, so a 6mm hose is considered the proper size. This is supported by measurements taken directly from the carburettor, which show that a 6mm hose will fit securely on a 1/4-inch outer diameter nipple.
It is important to note that the space between the petcock and carb inlet is limited, so a smaller filter is recommended to avoid issues with hose kinking. A 90-degree visu-filter is suggested as a good option, as it looks neat and factory-fitted, although it is disposable and cannot be reused.
In addition to the correct fuel hose size, owners also discuss the importance of an inline fuel filter to catch any contaminants before they reach the carburettor. A simple lawn tractor-type filter from a local hardware store can do the job effectively.
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Fuel line diameter
The fuel line diameter of a Honda 250 depends on the specific model. For the Honda Rebel 250, the stock fuel hose has an inner diameter of 5.5mm and an outer diameter of 10.5mm. The fuel inlet on the carburetor is 6mm, so a 6mm hose is recommended.
Some Honda 250 owners have reported that a 1/4-inch fuel line, which is equivalent to 6.35mm, works fine, especially with clamps. However, others have found it to be too loose, even with clamps, and have opted for a 3/16-inch (4.7mm) line, which is a very tight fit.
It's important to note that the fuel line diameter can vary slightly between different models of the Honda 250, so it's always best to measure the existing fuel line or the inlet diameter before purchasing a replacement. Additionally, the use of clamps or other fittings can affect the suitability of a particular fuel line size.
When replacing the fuel line, it is also worth considering the length of the hose and any filters that may be required. For example, a 90-degree filter can help prevent the hose from kinking in tight spaces, and reusable filters can be more cost-effective and environmentally friendly than disposable ones.
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Fuel line size for CL350
The Honda CL350 is a motorcycle that was manufactured between 1968 and 1976. If you are looking to replace the fuel lines on your Honda CL350, it is important to get the right size to avoid leaks and other issues. The correct fuel line size for the Honda CL350 is 5.5mm, which can be difficult to source.
Some owners have reported that a 1/4-inch fuel line is too big and requires the use of pipe clamps, while others have found that a 3/16-inch fuel line is a very tight fit but can be made to work with some lubrication. It is also worth noting that the stock fuel hose has an inner diameter of 5.5mm and an outer diameter of 10.5mm.
It is recommended to use the Honda 5.5mm ID fuel tubing as it is reported to be much better quality and will last longer without leaks. This tubing is available from Honda dealers and can also be found on eBay.
In terms of fuel filters, some owners have recommended using a 90-degree Visu-Filter, which looks neat and is available on Amazon. Another option is a glass filter, which can be cleaned and reused, such as the Bikers Choice Clear-View Glass Fuel Filter, also available on Amazon.
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Fuel line colour options
When it comes to fuel line colour options, there are a few choices available. The most common colours for fuel lines are clear, black, and blue. Clear fuel lines are often preferred as they allow for easy visibility of the fuel flow and can help identify any leaks or clogs in the line. Black fuel lines are also a popular option, offering a sleek and subtle look. Blue fuel lines, on the other hand, are sometimes used to distinguish the fuel line from other fluid lines in the vehicle.
In addition to these primary colours, fuel lines can also be found in other colours such as red, yellow, or green. These colours are less common and are usually chosen to match the colour scheme of the vehicle or to add a unique aesthetic touch. It's worth noting that some automotive enthusiasts may opt for a specific colour to represent their vehicle's make or model, or even their own personal style.
When selecting a fuel line colour, it's important to consider not only the aesthetic appeal but also the functionality and safety. Clear fuel lines, for instance, offer the advantage of easy monitoring, while coloured fuel lines can help with quick identification during maintenance or repairs. Additionally, some colours may be associated with specific fuel types or applications, so it's essential to refer to the manufacturer's guidelines or seek advice from automotive experts.
While the colour options provide a way to customise the look of your Honda 250's fuel system, it's crucial to prioritise compatibility and performance. Ensuring that the selected fuel line matches the engine's specifications, including diameter and material, takes precedence over the colour choice. Nevertheless, with careful consideration, it is possible to find a fuel line that not only performs well but also complements the overall style of your motorcycle.
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Frequently asked questions
The fuel line diameter for a Honda 250 is 5.5mm. However, some users have found that a 1/4-inch fuel line works just fine, although it is a little loose.
You can buy fuel lines for the Honda 250 from Honda stores or on websites like Amazon and eBay.
A 90-degree Visu-Filter is recommended as it looks like a factory-installed filter and is very clean-looking. However, it is disposable and cannot be reused. For a reusable option, a glass filter is also recommended by some users.
