Sylvie Willis
The horsepower supported by a 340 LPH fuel pump depends on a variety of factors, including the fuel hose diameter, system electrical voltage, and amperage capabilities. The AEM 340 LPH High Flow In-Tank Fuel Pump, for example, can support over 1,000 HP at 43 PSI. The Aeromotive 340 Stealth Fuel Pump, on the other hand, is rated for up to 700 HP with a supercharger or turbo. In a bypass EFI fuel system with specific optimizations, a 340 Stealth Pump may be able to support even higher horsepower. Ultimately, the flow capability for horsepower support will depend on the specific setup and characteristics of the fuel pump and the vehicle's engine.
| Characteristics | Values |
|---|---|
| Flow | 340 LPH+ (90 US GPH) at 43 PSI and 13.5V |
| Horsepower Support | Over 1,000 HP at 43 PSI |
| Voltage Specs | Min: 6 volts, Max: 18 volts |
| Current Draw (40 PSI) | 12 amps at 13.5V |
| Current Draw (80 PSI) | 15 amps at 13.5V |
| Fuse | 20 amps at 13.5V |
| Power Rating | 43 PSI, 13.5V at the pump terminal with a BSFC of .5 |
| Supported Injectors | 72 lb/hr (presuming V-8 engines), 150 lb/hr for 4 cylinder engines |
| Fuel Pressure | 40 PSI base fuel pressure |
| Boost | Limited to 20 PSI |
| Maximum Horsepower | Up to 700rwhp with a supercharger or turbo |
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What You'll Learn
- The AEM 340 LPH High Flow In-Tank Fuel Pump can support over 1,000 HP at 43 PSI
- The Aeromotive 340 Stealth Fuel Pump is a compact, lightweight pump
- Turbine impeller design makes the pump reliable and quiet
- The pump is tested multiple times in production to ensure it meets all quality and performance specs
- The horsepower support of the pump is dependent on fuel hose diameter and system electrical voltage
The AEM 340 LPH High Flow In-Tank Fuel Pump can support over 1,000 HP at 43 PSI
The AEM 340 LPH High Flow In-Tank Fuel Pump is a powerful and versatile component designed to enhance fuel delivery in high-performance vehicles. With a flow rate of 340 litres per hour (LPH) or 84 gallons per hour (GPH), this fuel pump surpasses industry standards, delivering an impressive fuel volume.
This pump is specifically designed for in-tank mounting and is compatible with gasoline-powered, high-performance, naturally aspirated, and forced induction EFI vehicles. Its compact 39mm diameter ensures a universal fit for most applications, making it a versatile choice. The pump's offset inlet design simplifies installation, and it comes with a comprehensive kit that includes a wiring harness, pre-filter, end cap, and rubber buffer sleeve.
One of the standout features of the AEM 340 LPH High Flow In-Tank Fuel Pump is its ability to support an extensive horsepower range. At 43 pounds per square inch (PSI), this pump can handle over 1,000 horsepower. This capability makes it an excellent choice for those seeking to maximise their vehicle's performance, whether on a dyno or ensuring sufficient fuel delivery for daily driving.
It's important to note that the power rating of this fuel pump is provided at specific conditions: 43 PSI, 13.5 volts at the pump terminal, and a Brake-Specific Fuel Consumption (BSFC) of 0.5. Additionally, the flow capability for horsepower support is influenced by factors such as fuel hose diameter and the electrical system's voltage and amperage capabilities.
The AEM 340 LPH High Flow In-Tank Fuel Pump offers a competitive advantage in terms of price and performance. It delivers reliable and efficient fuel flow at a price point that is significantly lower than comparable performance fuel pumps. This pump is an excellent option for those seeking to enhance their fuel system without compromising on quality or budget.
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The Aeromotive 340 Stealth Fuel Pump is a compact, lightweight pump
The Aeromotive 340 Stealth Fuel Pump is a compact, lightweight, in-tank, electric fuel pump that fits most popular EFI applications. It is a high-output pump that bolts into many existing hanger assemblies. Its superior flow throughout a wide pressure range sets it apart from other popular aftermarket pumps. At 40 psi, the pump delivers more than 340 lph, which is over 30% more flow than its competitors. This makes it ideal for applications requiring higher flow rates while retaining the factory lines and mounting provisions of the Original Equipment (O.E.) configuration.
The Aeromotive 340 Stealth Fuel Pump is perfect as a universal replacement for applications that require increased flow to support forced air power adders, such as turbo and supercharged applications. Its versatility is further enhanced by its compatibility with a wide range of vehicles. To determine if the pump is suitable for a specific vehicle, users can refer to the detailed applications guide provided by Aeromotive.
The installation process for the Aeromotive 340 Stealth Fuel Pump is straightforward and user-friendly. It can be easily bolted into existing hanger assemblies, eliminating the need for complex modifications. This pump's compact and lightweight design contributes to its ease of installation, making it a convenient choice for those seeking a high-performance fuel pump without the hassle of significant vehicle alterations.
Additionally, the Aeromotive 340 Stealth Fuel Pump utilizes a turbine pump mechanism, which increases its durability and allows for use in pulse modulated applications. This feature ensures that the pump can withstand the demands of high-performance vehicles and provides a reliable fuel delivery solution.
The Aeromotive 340 Stealth Fuel Pump is a part of the Phantom 340 Fuel Pump System, which offers a universal solution for fuel delivery. This system can be installed in virtually any fuel tank, including factory tanks, by simply cutting a hole and following the provided installation instructions. The Phantom system's internal baffle/basket controls fuel slosh and ensures the pump remains submerged in fuel, even during low fuel levels and aggressive driving.
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Turbine impeller design makes the pump reliable and quiet
The 340lph fuel pump is a high-output, compact, and lightweight electric pump that fits most popular EFI applications. The pump's turbine mechanism increases its durability, and it can be used in pulse-modulated applications.
Turbine impeller design plays a crucial role in making the 340lph fuel pump reliable and quiet. The turbine impeller in this pump is designed with specific features that contribute to its performance and efficiency. Firstly, the impeller's small diameter and numerous small vanes allow for the recirculation of fluid, similar to a multi-stage centrifugal pump, resulting in increased pressure. This recirculation adds energy to the fluid at multiple points, enhancing the pump's ability to generate pressure.
The impeller's design also ensures a close fit between it and the housing, which is crucial for efficient operation. The housing is fitted with a replaceable wear ring that protects against wear and tear caused by particles thrown against the housing by the impeller. Additionally, the 340lph fuel pump may utilize a balanced or floating impeller design, which minimizes axial thrust on the motor shaft, promoting longer bearing life and reducing maintenance requirements.
Moreover, the turbine impeller's radially oriented teeth contribute to the pump's quiet operation. The teeth help move the fluid smoothly and efficiently, reducing the noise typically associated with high-pressure pumps. The impeller's design also enables the pump to be used in a wide range of applications, including EFI or carbureted systems, and it may be used in pulse-modulated systems (PWM).
The 340lph fuel pump's turbine impeller design showcases an optimized approach to pump engineering, balancing performance, durability, and quiet operation. The specific design characteristics of the impeller enable the pump to excel in its intended applications, making it a reliable choice for various systems.
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The pump is tested multiple times in production to ensure it meets all quality and performance specs
A fuel pump is an integral component of a vehicle's engine, delivering fuel from the tank to the engine. The pump's performance and efficiency are crucial for the vehicle's overall performance. A 340lph fuel pump is a high-output, in-tank, electric fuel pump that fits most popular EFI applications. It is a compact, lightweight pump that bolts into many existing hanger assemblies. This pump stands out due to its superior flow throughout a wide pressure range.
To ensure the pump meets all quality and performance specifications, it undergoes rigorous testing during the production process. Here are the key steps involved in the testing procedure:
Initial Testing
The initial testing phase focuses on assessing the basic functionality and performance of the fuel pump. This includes checking for any visible leaks or damage around the pump and the fuel lines. Any signs of leakage or damage would indicate a need for further inspection and potential repairs.
Electrical Testing
The electrical connections and relay of the fuel pump are then tested to ensure proper functioning. This involves checking the voltage at the pump's power supply wire with the ignition turned on. A standard battery voltage of around 12V should be present if the circuit is functioning correctly. Low voltage readings may suggest electrical issues impacting the pump's performance.
Pressure Testing
Pressure testing is a critical aspect of fuel pump testing. A fuel pressure gauge is used to measure the pressure at the fuel rail, and these readings are compared against the manufacturer's specifications. Most fuel injection systems operate within a pressure range of 30 to 60 psi, but referring to the specific vehicle's manual is essential for accurate testing.
Acoustic Testing
Listening for distinct sounds during the operation of the fuel pump is another important testing method. With the ignition turned on, a humming or buzzing sound should be audible, indicating that the pump is priming the system and functioning correctly.
Durability Testing
The 340lph fuel pump features a turbine pump mechanism that enhances its durability. During production, the pump undergoes tests to ensure it meets durability standards. This includes assessing its performance in pulse-modulated applications, where its ability to handle intermittent flow and pressure demands is evaluated.
By conducting these comprehensive tests at multiple stages of production, manufacturers can guarantee the quality and performance of the 340lph fuel pump. This rigorous testing process ensures that the pump can deliver reliable performance and meet the fuel demands of the engine, contributing to the overall efficiency and longevity of the vehicle.
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The horsepower support of the pump is dependent on fuel hose diameter and system electrical voltage
The horsepower support of a fuel pump is influenced by various factors, including fuel hose diameter and system electrical voltage.
Firstly, let's discuss the impact of fuel hose diameter. A larger diameter generally enhances performance, but selecting the appropriate diameter for your specific application is crucial. If the diameter is insufficient, your horsepower goals may not be achievable. Conversely, if the diameter is too large, the lines will take longer to pressurize, and if the pump cannot maintain the pressure, it may drop during periods of high demand, potentially leading to engine damage. It is worth noting that certain fuels, such as ethanol and methanol, require larger fuel line diameters compared to gasoline to generate equivalent horsepower.
Now, let's turn our attention to the role of system electrical voltage. Voltage has a direct influence on a motor's speed. If the voltage decreases, the motor's speed will proportionally decrease, and vice versa. However, it's important to strike a balance because an excessive voltage can disrupt the motor's magnetic field, leading to similar issues as low voltage. Additionally, amperage (resistance) and current delivery are also factors that influence the overall performance and horsepower of the pump.
In the context of the 340 LPH fuel pump, it is essential to consider both the fuel hose diameter and the electrical voltage of the system. This particular pump, such as the Aeromotive 340 Stealth Fuel Pump, boasts superior flow throughout a wide pressure range. By delivering more than 340 liters per hour at 40 psi, it can adequately support high-output applications. However, the specific horsepower it can support will depend on the fuel hose diameter, as discussed earlier, as well as the electrical voltage of the system, which affects the motor's speed and overall performance.
To summarize, the horsepower support of the 340 LPH fuel pump is indeed dependent on both the fuel hose diameter and the system electrical voltage. The interaction between these factors influences the overall performance and efficiency of the pump in achieving specific horsepower goals. Proper consideration of these variables is crucial to ensure optimal results and prevent potential issues, such as engine damage due to pressure drops.
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Frequently asked questions
A 340 LPH fuel pump can support over 1,000 HP at 43 PSI.
The power rating of the AEM 340 LPH High Flow In-Tank Fuel Pump is 43 PSI, 13.5v at the pump terminal with a BSFC of .5.
The horsepower capability of the Racetronix 340 LPH Fuel Pump is dependent on the fuel hose diameter and system electrical voltage and amperage capabilities.
