
Gopeds are small, motorized scooters that are popular for recreational use and as a means of transportation for short distances. They are known for their compact size and ease of maneuverability. One notable feature of Gopeds is their fuel system, which typically consists of two fuel lines. These fuel lines are responsible for supplying fuel from the tank to the engine, ensuring the Goped has the power it needs to operate. In this article, we will explore the purpose and functionality of these two fuel lines, as well as provide insights into maintenance and replacement procedures. We will also discuss the importance of proper fuel line installation and the potential consequences of using incorrect or damaged fuel lines.
| Characteristics | Values |
|---|---|
| Reason for 2 fuel lines | One fuel line draws fuel from the tank into the carburetor, the other pressurizes the tank and lines when the primer bulb is pressed |
| Fuel line kit | 24" Blue Line, 24" Yellow Line, 1 Fuel Filter & 1 Return Line Fitting |
| Fuel line length | 24" |
| Fuel line fitting | Cheap and simple to replace |
| Fuel line installation | Easy to install, with many users able to install the lines themselves after watching YouTube videos |
| Fuel line reliability | Some users have reported issues with fuel line reliability, recommending not to rely on them |
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What You'll Learn

The bottom fuel line sends fuel into the carburettor
Gopeds are small, motorized scooters that are powered by gasoline. They feature a unique fuel system with two lines: a blue line and a yellow line. The bottom fuel line, typically blue in colour, sends fuel into the carburettor. This line is responsible for drawing fuel from the tank and supplying it to the engine.
The carburettor is a crucial component of the goped's fuel system, as it mixes air and fuel in the correct ratio to ensure proper engine combustion. The bottom fuel line is connected to the inlet side of the carburettor, which is located on the opposite side of the primer bulb. This line draws fuel from the tank and delivers it to the carburettor, where it is mixed with air before entering the engine.
The top fuel line, usually yellow, plays a supporting role by pressurizing the tank and fuel lines when the primer bulb is pressed. This line is connected to the outlet side of the carburettor, near the primer bulb. When the bulb is pressed, it creates positive pressure in the fuel system, ensuring a consistent and efficient flow of fuel to the carburettor and engine.
The two fuel lines work in tandem to provide a steady and reliable fuel supply to the goped's engine. The bottom line draws fuel and delivers it to the carburettor, while the top line maintains pressure in the system for optimal performance. This dual-line setup is designed to maximize fuel efficiency and engine performance, allowing Gopeds to be zippy and economical modes of transportation.
It is important to ensure that the fuel lines are properly installed and maintained. Regularly checking for dry, brittle lines and replacing them as needed is crucial for the safe and efficient operation of the goped. Additionally, having spare parts, such as the fuel line return fitting, is recommended when disassembling the motor, as these parts are prone to damage during this process.
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The top fuel line pressurises the tank and lines
Gopeds are an innovative mode of transport, offering an easy way to reach nearby destinations. They are marvels of engineering, especially when considering their fuel systems. Notably, the top fuel line plays a critical role in pressurising the tank and lines, ensuring efficient fuel delivery to the engine.
The top fuel line's function is to pressurise the fuel tank and lines when the primer bulb is pressed. This action primes the fuel line, enabling it to deliver fresh fuel to the carburettor and engine. The engine then creates a pulse back through the carburettor, maintaining positive pressure in the tank and lines. This pressure is essential for ensuring a consistent and adequate fuel supply to the engine, facilitating smooth and efficient operation.
The process begins with the top fuel line, which is attached to the primer bulb. When the bulb is pressed, it pressurises the fuel tank and lines, creating a positive pressure environment. This pressure forces fuel through the bottom fuel line, which is connected to the fuel filter and carburettor, drawing fuel from the tank. The fuel filter ensures that clean fuel enters the carburettor, where it is mixed with air before being delivered to the engine for combustion.
The primer bulb plays a crucial role in this process. It is a small, inexpensive component that is essential for starting the goped and maintaining fuel pressure. When the bulb is pressed, it creates a pulse of pressure that initiates the fuel flow. Over time, the bulb may become brittle and require replacement. Therefore, it is recommended to keep spare bulbs and other essential parts on hand, especially when disassembling the motor, as this is when they are most vulnerable to damage.
The size of the fuel lines is also critical for effective sealing and compression within the fuel tank inlets. It is important to ensure that the correct size is used during installation to prevent leaks and ensure optimal performance. Overall, the top fuel line's pressurisation function is vital for the goped's fuel delivery system, and its proper maintenance ensures a seamless riding experience.
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$13.59

The fuel filter is attached to the end of the bottom fuel line
Gopeds are equipped with two fuel lines, one blue and one yellow, that are attached to the fuel tank and the carburetor. The fuel line on the bottom of the carburetor sends fuel into the carburetor, while the top fuel line pressurizes the tank and lines when the primer bulb is pressed. The fuel filter is attached to the end of the bottom fuel line, which is also known as the inlet side of the fuel line. This is because the bottom fuel line is responsible for drawing fuel from the tank into the carburetor.
The fuel filter plays a crucial role in ensuring that clean fuel is delivered to the engine. It is designed to trap dirt, rust, and other impurities present in the fuel, preventing them from entering the carburetor and engine. Over time, the fuel filter can become clogged with these impurities, leading to reduced fuel flow and potential engine problems. Therefore, it is essential to regularly inspect and replace the fuel filter as part of routine maintenance.
The installation process of the fuel filter involves feeding the fuel line through the desired hole in the fuel tank, where the filter will be positioned. A short piece of fuel line is then used to connect the filter to the flange. The threaded end of the fitting is secured to the fuel line that has been fed through the tank. By pulling on the fuel line, the fitting can be attached securely. It is important to hold the tank in a way that prevents the fitting from falling inside during this process.
The fuel filter's placement at the end of the bottom fuel line ensures that the fuel entering the carburetor is free of contaminants. This strategic positioning allows for effective fuel filtration before the fuel reaches the engine, promoting optimal engine performance and longevity. It is worth noting that the size of the fuel lines is critical due to the way they seal by compression in the inlets of the fuel tank. Therefore, it is essential to select the correct fuel line size and ensure proper installation to maintain the functionality and efficiency of the goped's fuel system.
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The fuel lines are different colours
Gopeds are equipped with two fuel lines, which are different colours. The fuel line kit for Gopeds includes a blue line and a yellow line. The blue line is for fuel (gas), while the yellow line is a return line. The fuel line on the bottom of the carburettor sends fuel into the carburettor and draws the fuel. The fuel filter should be attached to the other end of this fuel line, inside the gas tank.
The fuel line on the top of the carburettor pressurises the tank and lines when you press the primer bulb. The engine provides a pulse back to the carburettor through this bulb, constantly keeping the tank and everything under positive pressure. This pressure feeds fresh fuel into the carburettor and motor.
The size of the fuel lines is important due to the way they seal by compression in the inlets of the fuel tank. The fuel line kits are reasonably priced and easy to install. It is recommended to always have a spare fuel line on hand if you are disassembling your motor, as this is when they typically get damaged.
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Fuel line kits are available for Gopeds
The reviews for these fuel line kits are generally positive, with some customers stating that the product was easy to install and reasonably priced. However, there are also reviews mentioning that the parts did not fit properly, specifically for the 2001 model. It is important to ensure that the fuel line kit is compatible with the specific model of Goped before purchasing.
In addition to the fuel line kit, Amazon also offers a separate product listing for Go-ped fuel lines with a fuel filter and return line fitting. These fuel lines have received mixed reviews, with some customers stating that the lines were too small in diameter and did not fit properly. It is recommended to pay close attention to the product specifications and reviews before making a purchase decision.
Overall, fuel line kits for Gopeds can be a convenient and cost-effective solution for replacing old or damaged fuel lines, but it is important to verify compatibility with your specific Goped model to ensure a proper fit.
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Frequently asked questions
Gopeds have 2 fuel lines because one line sends fuel into the carburetor, while the other line pressurizes the tank and lines when the primer bulb is pressed.
The primer bulb pressurizes and primes the fuel line going into the carburetor. During operation, the engine provides a pulse back to the carburetor through the bulb, keeping the tank and everything under positive pressure.
The fuel line on the bottom of the carburetor (opposite side of the primer bulb) sends fuel into the carburetor. The fuel line on the top of the carburetor (the one pictured right by the bulb) pressurizes the tank and lines.











































