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Holley offers a range of fuel pumps, including electric fuel pumps, that are compatible with different types of fuel systems. While Holley fuel pumps are primarily known for their use in racing and high-performance applications, some Holley electric fuel pumps are designed to work with diesel fuel. The compatibility of a Holley electric fuel pump with diesel depends on the specific model and its intended application, as some Holley pumps are designed for gasoline engines, while others are versatile enough to support multiple fuel types, including diesel.
| Characteristics | Values |
|---|---|
| Fuel Type | Gas, diesel, blended alcohol, and E85 fuels |
| Performance | Mixed reviews, some praise its performance while others report mechanical failures |
| Ease of Installation | Easy to install |
| Noise Level | Quiet, but some reviews report loud noise |
| Value | Opinions divided between excellent value and not worth the money |
| Durability | Some reports of mechanical failure after two months |
| Suitability for Diesel | May be suitable for diesel, but may be overkill; the Holley Red Pump is recommended for diesel |
| Flow Rate | 32 gallons per hour |
| Pressure | Self-regulating between 4 to 7 psi |
| Compatibility | Cars, trucks, generators, and agricultural equipment |
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What You'll Learn
The Holley Blue electric pump
The Holley Blue electric fuel pump is a high-performance, highly reliable pump that has been celebrated by automotive enthusiasts and professional racers alike since the early 1970s. It features a robust rotor/vane design that ensures efficient fuel delivery with a capacity of 110 GPH and 14 PSI. The pump includes a fuel pressure regulator and mounting bracket for easy installation. Weighing only 3 lbs, it is crafted from durable aluminum with a sleek silver finish. The Holley Blue Fuel Pump not only performs brilliantly but also looks exquisite. Its polished aluminum finish adds a distinguished aesthetic to any vehicle's engine compartment.
The Holley Blue electric fuel pump is a universal pump perfect for street/strip applications. It provides constant fuel flow with no pulsation and can even tackle contaminated fuels. This pump is designed to enhance fuel flow, ensuring your vehicle receives the optimal fuel supply for maximum efficiency and performance. Operating on just 3 amps, it is energy-efficient and engineered to deliver high-volume fuel flow.
Overall, the Holley Blue electric fuel pump is a renowned and dependable choice for automotive and racing applications, offering efficient fuel delivery, enhanced fuel flow, and peace of mind for drivers.
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Mr Gasket gas-only electric pump
Holley electric fuel pumps can be used with diesel fuel. However, the Holley website recommends against using its pumps with alcohol fuels. One user on steelsoldiers.com reported using a Mr Gasket gas-only electric fuel pump with diesel, despite the manufacturer's warning.
Mr Gasket has been producing high-performance auto parts for over 50 years. The Mr Gasket Mighty Mite Electric Fuel Pump is designed for carbureted applications requiring up to 4-7 PSI of fuel pressure. Its compact design and quiet operation make it suitable for a wide range of vehicles. The pump is ethanol-compatible, easy to install, and provides consistent fuel delivery.
The Mr Gasket 12S Micro Electric Fuel Pump is a gravity-fed type pump with a simple two-wire design. It works on 12-volt negative ground systems and includes fittings and mounting hardware. The pump requires approximately one amp of average draw at maximum delivery and flows 35 gallons per hour at 4-7 PSI.
The Mr Gasket 42S Micro Electric Fuel Pump is another option. This pump is designed to prime the fuel system quickly, allowing the engine to start and run after just a few cranks. It comes with a fuel filter and mounting hardware and has simple two-wire electrical connections.
Customers have reported mixed experiences with Mr Gasket fuel pumps. Some find them easy to install and excellent value for money, while others report issues with the pumps not working properly or failing within months of use.
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The Holley 12-427 Mighty Mite Electric Fuel Pump
Holley has been a leader in fuel-system design for over a century. The Holley 12-427 Mighty Mite Electric Fuel Pump is a continuation of this tradition. The pump is designed for carbureted applications for cars, trucks, generators, and agricultural equipment. It is small in size but delivers big on performance.
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Mr Gasket 12D Micro Pump
The Mr Gasket 12D Micro Pump is a micro-electric fuel pump designed for diesel and ethanol fuel systems. It is a gravity-fed type pump with a simple two-wire design that works on 12-volt negative ground systems only. The pump includes fittings and mounting hardware, as well as easy-to-follow DIY instructions. It flows 35 gallons per hour at 4-7 psi.
The Mr Gasket 12D Micro Pump is a universal, compact design that allows for easy setup and installation anywhere. It is self-priming and has a 100-micron inline filter. The pump is sold individually and is compatible with gasoline, alcohol, diesel, and E85 fuels and additives, depending on the model.
The Mr Gasket 12D Micro Pump is a great value for the price, according to some customers. It is easy to install and works perfectly, with one customer stating that they are very satisfied with it. Another customer praised the pump for its great value, stating that it runs their Chevy 400 with an Edelbrock and that their vehicle is never starving for fuel.
However, some customers have reported mechanical failures with the Mr Gasket 12D Micro Pump. One customer reported that the pump only worked once and then slowly failed, while another mentioned that it was loud. It is important to note that the pump includes a fuel filter, but some customers have recommended replacing it with a better-quality filter to avoid issues with the fuel supply.
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The Holley Red Pump
While Holley offers a range of fuel pumps, the Holley Red Pump is specifically designed for diesel fuel. Diesel fuel systems are available on the Holley website, and the brand has driven the cutting edge of fuel system design for over a century.
Overall, the Holley Red Pump is a recognised and long-trusted fuel pump for diesel applications, but it is important to carefully consider the specific requirements of your engine and take necessary precautions to ensure a successful installation.
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Frequently asked questions
Yes, Holley electric fuel pumps can work with diesel. The Holley 12-427 32 GPH Mighty Mite Electric Fuel Pump, for example, works with diesel, blended alcohol, and E85 fuels.
The pressure performance of the Holley 12-427 Mighty Mite Fuel Pump is self-regulating between 4 to 7 psi. However, some customers have reported that the pump only delivers 2-3 psi maximum.
The flow rate of the Holley 12-427 Mighty Mite Fuel Pump is 32 gallons per hour, which is enough to feed a 400 horsepower engine.
The noise level of the Holley 12-427 Mighty Mite Fuel Pump is 65db, with some customers noting that it is very quiet and can barely be heard.
