
MP-4601 QuickStar 300 Fuel Pump
MagnaFuel MP-4601 QuickStar 300 Fuel Pump Features:
- Can run continuously for up to 1.5 hours for limited street driving
- Precision assembly for maximum performance
- Compatible with all racing gasoline and alcohol fuels
- Adjustable external by-pass
- Flow capacity to support 950 HP on gasoline and 500 HP on alcohol
- Can be mounted in any position necessary
FAQ:
What are the signs of a bad fuel pump?
- Indications of a failing fuel pump include engine sputtering at high speeds, loss of power during acceleration, difficulty starting the engine, surges in speed, and unusual noises emanating from the fuel tank area. If you notice these symptoms, a MagnaFuel 300 pump replacement might be necessary.
What is the life expectancy of a fuel pump?
- The lifespan of a fuel pump, like the MagnaFuel QuickStar 300, can vary based on usage, driving conditions, and maintenance. Generally, fuel pumps last between 100,000 to 200,000 miles. Regularly replacing the fuel filter and maintaining proper fuel levels can extend the pump's life.
How often do you need to replace a fuel pump?
- Fuel pump replacement intervals for high-performance systems like the MagnaFuel 300 Fuel Pump vary. As a preventative measure, it's advisable to inspect the fuel system during routine maintenance around the 100,000-mile mark or earlier if issues arise, ensuring optimal engine performance.
How do you check a fuel pump?
- Checking a fuel pump involves a few steps. Begin by performing a pressure test using a gauge compatible with the system, ensuring the pump delivers the correct pressure. Additionally, inspect for fuel leaks, check the fuel pump relay, and verify electrical connections for any signs of wear or damage.
Emissions Note:
This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.
CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART
Give your engine the extra fuel it needs with one a MagnaFuel QuickStar 300 Fuel Pump. These CNC'd aluminum bodied pumps feature a high-quality low amperage motor that is designed to work with 12 V or 16 V applications. The exclusive vane & rotor design keeps operating temperatures low, which prevents overheating. They provide your engine with a consistent fuel supply, while the external bypass eliminates cavitation and fuel starvation.
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Features & Specs:
- For turbo, supercharged or nitrous systems, where the high volume of the ProStar series is not required
- Includes a race-proven low amperage motor
- 6061 aluminum pump body
- Provides reliable, consistent fuel supply with superior flow
- Instantaneous compensation for sudden changes in fuel demand
- External bypass eliminates cavitation and fuel starvation
- Resin-impregnated stainless steel rotor in a polymer wear ring
- Compatible with alcohol and gasoline racing fuel
- Designed for 12 V or 16 V applications
- No metal-to-metal contact within pump
- Completely rebuildable
- Fittings not included
Note: Power ratings are for naturally aspirated engines running gasoline. Some products legal for racing only; never to be used on public roads or emission-controlled vehicles.

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