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#186501005
AEM 50-1005 400LPH Inline High Flow Fuel Pump
- Specially designed for high performance naturally aspirated and forced induction EFI vehicles
- Can be installed externally or in-tank using optional hardware
- Utilizes the industry standard “044 Style” envelope and -10 AN female inlet and -6 AN female outlet connections
$179.95
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Product Summary
Universal Fit, External Electric Fuel Pump Type
- Specially designed for high performance naturally aspirated and forced induction EFI vehicles
- Can be installed externally or in-tank using optional hardware
- Utilizes the industry standard “044 Style” envelope and -10 AN female inlet and -6 AN female outlet connections
- Pump is capable of supporting over 1,200 HP normally aspirated and a whopping 860 HP at 30 psi boost
- It flows 400LPH (100 gph) at 40 PSI, 340LPH (90 gph) at 73 PSI
Rebates Available
See rebate detailsKey Specs
| MFG. Part # | 50-1005 |
| Electric Fuel Pump Type | External |
| Free Flow Rate | 102 GPH / 385 LPH |
| Maximum Pressure | 90 psi |
| Voltage | 12 volts |
Need To Know
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Return PolicyAEM Electronics 50-1005 Details
AEM Electronics 50-1005 Details
AEM's 400LPH AN Fittings High Flow, High-Pressure Fuel Pump is designed for high performance naturally aspirated and forced induction EFI vehicles. It can be installed externally or in-tank using optional hardware that is sold separately (see Images tab and part numbers, below). It utilizes the industry standard “044 Style” envelope and -10 AN female inlet and -6 AN female outlet connections for easy installation on new applications and for quick replacement of existing competitor fuel pumps. The 50-1005 fuel pump delivers incredible performance and value.
AEM’s 400LPH High Flow, High-Pressure Fuel Pump is capable of supporting over 1,200 HP normally aspirated and a whopping 860 HP at 30 psi boost!* It flows 400LPH (100 gph) at 40 PSI, 340LPH (90 gph) at 73 PSI, and 270LPH (71 gph) at 120 PSI. Complete flow curves from 35 to 120 PSI and current draw vs. fuel pressure charts are available in the Specs tab.
The AEM 400LPH AN Fittings High Flow Fuel Pump is rated for use with ethanol-blended fuels, (E85/E90) and all types of gasoline, but pump life will be diminished if used with 100% ethanol fuels. The inlet thread is a -10 AN female ORB (O-ring port fitting) and the discharge is a female -6 AN ORB (O-ring port fitting).
A male -6 to -8 AN discharge fitting with integral high-pressure check valve, terminal nuts, terminal boots, and installation instructions are included. Optional accessories that are sold separately include a -10 ORB fitting inlet pre-filter (for use with in-tank installations), and both -8 and -6 discharge adapters without integral check valves. Accessory fittings are hard anodized.
- Designed for high output naturally aspirated and forced induction EFI vehicles
- Popular “044 Style” physical configuration but with AN inlet & discharge port connections
- Maintains very high flow even at boosted fuel pressures; 340LPH @ 73 PSI (30 psi boost)
- Installs externally or in-tank
- Each pump individually tested to flow minimum of 400LPH (100gph) @ 40 PSI
- Compatible with Flex Fuel (E85/E90) and all types of gasoline (100% Alcohol fuels may diminish fuel pump life)
- Kit includes fuel pump, -6 to -8 male AN discharge fitting with check valve, terminal nuts & boots, instructions
- Optional -10 ORB fitting pre-filter, -6 and -8 discharge adapters without the integral check valves
Optional Inline High Flow Fuel Pump Accessories
- 50-200-06: -6AN Discharge Fitting
- 50-200-08: -6AN to -8AN Discharge Fitting with Integral Check Valve
- 50-200-10: -10AN Inlet Port Fitting
- 50-200-11: -10AN Inlet Port Filter
- 50-200-86: -6AN to -8AN Discharge Fitting
*Power rating is given using gasoline and assuming a base fuel pressure of 43 PSI, 13.5v at the pump, 6.2 lbs/gal with a BSFC of 0.65. Boost fuel pressure is assumed to be the base pressure of 43 PSI + boost pressure. Flow capability for horsepower support is ultimately dependent on fuel hose diameter, and system electrical voltage and amperage capabilities.
Your vehicle’s factory fuel pump wiring may not be adequate enough to handle the current draw of AEM’s High Flow Fuel Pump. Please refer to the Electrical Requirements section in the instructions document for proper wiring.
Although AEM’s High Flow Fuel Pumps are the same physical size as many OEM fuel pumps, they may not be appropriate for a specific application. It is imperative that you check the fuel pump sizing for your vehicle before purchasing an AEM High Flow Fuel Pump.
AEM does not condone or approve of the modification of a tank to accommodate a High Flow Fuel Pump and cannot guarantee the pump’s performance or operation if any modifications are made.
Specs
TECHNICAL SPECS:
- Weight: 35.8oz (1015 grams)
- Outside Diameter: 60mm OD
- External Materials: Black plated steel with laser etching, with zamac discharge end cap
- Inlet Fitting: -10AN 7/8"-14 Female
- Outlet Fitting: -6AN 9/16"-18 Female
- PRV Activation: 150 PSI
- Impeller Design: Roller vane with ceramic end plate
VOLTAGE SPECS:
- Connector Terminal: 6mm stud positive, 5mm stud negative
- Min Voltage Input: 10 volts
- Max Voltage Input: 18 volts
- Current Draw (40 psi): 9.73 amps no check valve, 10.68 amps with check valve (13.5v)
- Current Draw (120 psi): 16.07 amps no check valve, 17.13 amps with check valve (13.5v)
- Fuse: 25 amps (13.5v)
* Power rating given at 43 PSI, 13.5v at the pump terminal with a BSFC of .5. Flow capability for horsepower support is ultimately dependent on fuel hose diameter, and system electrical voltage and amperage capabilities.
Rebates
Holley October Promo 10% Off Select Parts Sale
Holley's October Promo 10% Off Select Parts Sale, running from September 28, 2026, through November 1, 2026. For a limited time, customers can save up to 10% off on select Holley parts, making it the perfect opportunity to upgrade your ride with premium Holley branded parts including Holley, Brawler, Quick Fuel, Leg Wheels, Rev Wheels, Rocket Racing, Flowtech, Edge, Racequip, Apr and Dinan. Purchases must be made between September 28, 2026, through November 1, 2026. This limited-time offer applies to qualifying Holley branded parts purchased during the promotional period. Following the promotion, these parts will revert back to standard pricing.
AEM Electronics 50-1005 Specifications
AEM Electronics 50-1005 Specifications
| KEY SPECS | |
|---|---|
| MFG. Part # | 50-1005 |
| Brand | AEM Electronics |
| Electric Fuel Pump Type | External |
| Free Flow Rate | 102 GPH / 385 LPH |
| Maximum Pressure | 90 psi |
| Voltage | 12 volts |
| GENERAL | |
| Electric Fuel Pump Inlet Fitting(s) | -10 AN O-Ring Female |
| Electric Fuel Pump Outlet Fitting(s) | -6 AN O-Ring Female |
| Fuel Pressure Regulator Included | No |
| Sending Unit Included | No |
| Gasket(s) Included | No |
| Wiring Harness Included | No |
| Mounting Bracket Included | No |
| Mounting Hardware Included | No |
| Sold in Quantity | Each |
| GTIN Code | 840879024086 |
Ratings & Reviews
5
4 Reviews
Customers noted the product fulfills its description perfectly and is highly useful in various projects, particularly in race cars. The fitment was praised, indicating good practicality. Some users found it slightly noisy but this was not seen as a drawback in its application context. The product's material was perceived as well-made and has shown good performance. Several customers would recommend it to others, echoing its superiority compared to competitors.
Ratings & Reviews
5
4 Reviews
Customers noted the product fulfills its description perfectly and is highly useful in various projects, particularly in race cars. The fitment was praised, indicating good practicality. Some users found it slightly noisy but this was not seen as a drawback in its application context. The product's material was perceived as well-made and has shown good performance. Several customers would recommend it to others, echoing its superiority compared to competitors.
5
4 reviews
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Great product great service :)
5.0
a year ago
Debo
Springfield Mo
Verified
Got here in a reasonable time. Very happy with this service
Would Recommend
Exactly is described and quickly delivered.
5.0
3 years ago
Walkdog
Tempe, Az.
Verified
Fitment and description perfect. Exactly what we needed to finish our project.
Would Recommend
worked great and would recommend to others
5.0
5 years ago
mighty mike
goshen in
Verified
we used it in our outlaw front wheel drive race car
Would Recommend
Seems like the real deal.
5.0
5 years ago
Ace
Fredericktown MO
Verified
A little noisy, if that's something that concerns you. We're using it on a micro sprint so noise is not a problem. It seems well made and works well so far.
Showing 4 of 4 reviews
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