Edelbrock 3581 High-Pressure Electric Fuel Pump
- Flows up to 255 lph, max pressure 100 PSI
- Replaces GM TBI in-tank pump for MPFI conversions
- Gerotor, tank mount, hose barb inlet
- Stainless steel, electric operation
- For Edelbrock Pro-Flo 2, 3 and 4 systems
Updated 2 days ago · Based on the Amazon listing and published specifications, not hands-on testing.
A high-pressure in-tank electric fuel pump made to replace a factory GM TBI pump when converting to multi-point injection. It is for single-tank vehicles and suits Pro-Flo systems and other aftermarket injection.
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ASIN: B00062Z2SMModel: 3581Category: Electric Fuel Pumps
Overview
A gerotor pump inside the tank pushes fuel to an aftermarket multi-point injection system in place of the factory GM TBI pump. The kit includes a high pressure pump and the components needed for the conversion.
High flow and pressure suit drag racing, circle track, street machines and other demanding fuel injected builds. It fits single-tank vehicles only, and the listing does not name every part in the kit.
Who it's for
Made for fuel injection conversions that need a higher volume and pressure than the stock pump. Dual-tank vehicles and carbureted engines are outside what the description covers.
Pros and cons
- High flow for demanding builds
- Stainless steel construction
- Tank mount, hose barb inlet
- Works with Pro-Flo systems
- Single fuel tank only
- Kit contents not itemized
- Short manufacturer warranty
Performance notes
A gerotor pump pulls fuel through meshing rotors and supplies steady pressure, which multi-point systems need. The listed maximum flow and pressure set how much power the system can support.
Specifications
| Brand | Edelbrock |
|---|---|
| Model | 3581 |
| Capacity & performance | |
| Flow | Up to 255 lph |
| Construction & materials | |
| Material | Stainless Steel |
| Body | Metal |
| Compatibility & installation | |
| Mounting | Tank Mount |
| Warranty & support | |
| Warranty | 90 Day Manufacturer |
| Other details | |
| Inlet | Hose Barb |
| Operation | Electric |
| Style | Gerotor |
| Max pressure | 100 PSI |
| Fit type | Vehicle Specific Fit |
| OEM equivalent | 25116163 |
Frequently asked questions
Will the Edelbrock 3581 fuel pump work in a vehicle with two tanks?
No. The description says it fits vehicles with a single fuel tank.
What is the Edelbrock 3581 designed to replace?
The description says it replaces the factory GM TBI in-tank pump for conversions to aftermarket multi-point electronic fuel injection.
Which fuel injection systems does the Edelbrock 3581 suit?
The description names Edelbrock Pro-Flo 2, 3 and 4 systems and other aftermarket multi-point systems.
Is the Edelbrock 3581 a mechanical pump?
No. The operation mode is electric.