HomeAir and Fuel Delivery > Fuel Pumps and Related ComponentsUS Motor Works USEP8666M Fuel Pump Module Assembly
Part #: USEP8666M

US Motor Works USEP8666M Fuel Pump Module Assembly

⚙️ 2 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Acura, RSX
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Reliable Fuel Pump Module Assembly for Acura RSX

The US Motor Works Fuel Pump Module Assembly USEP8666M is designed to provide consistent fuel delivery for your Acura RSX. Engineered to meet specific flow rate and pressure requirements, this fuel pump module ensures optimal engine performance and efficiency.

  • Flow rate minimum of 70 liters per hour for steady fuel supply
  • Operating voltage of 12.0 VDC compatible with standard vehicle electrical systems
  • Pressure range between 45 and 55 PSI for precise fuel regulation
  • Electrical resistance values of 12.0 ohms (full) and 130.0 ohms (empty) for reliable operation
  • Includes necessary hardware and tank seal where applicable, plus installation instructions

Technical Details and Performance Specifications

This fuel pump module assembly from US Motor Works is engineered to maintain a consistent flow rate of at least 70 liters per hour, ensuring your Acura RSX receives the fuel it needs under various driving conditions. The pressure range of 45 to 55 PSI supports stable fuel delivery, which is critical for engine efficiency and emission control. The electrical resistance specifications (12.0 ohms full and 130.0 ohms empty) are designed to match OEM standards, providing dependable electrical performance and compatibility with your vehicle’s fuel system. Operating at 12 volts DC, this module integrates seamlessly with the RSX’s electrical system.

Compatible Applications and Common Issues Addressed

  • Compatible with Acura RSX models requiring a fuel pump module assembly
  • Resolves fuel delivery problems such as inconsistent fuel pressure or flow
  • Addresses engine hesitation or stalling caused by faulty fuel pumps
  • Helps eliminate fuel pump noise and electrical resistance issues
  • Supports restoration of proper fuel system operation after pump failure

Installation Notes and Recommendations

Installation of the USEP8666M fuel pump module assembly should be performed following the included instructions to ensure proper fit and function. It is recommended to verify the fuel tank condition and clean the area before installation. Proper sealing with the included tank seal is essential to prevent leaks. Electrical connections should be checked for corrosion or damage to maintain optimal performance.

Quality Assurance and Warranty Information

US Motor Works provides this fuel pump module assembly with quality assurance to meet or exceed OEM specifications. The part is manufactured to strict standards to ensure durability and reliable operation in your Acura RSX. Please refer to the manufacturer’s warranty documentation for specific coverage details.

BrandUS Motor Works
Part NumberUSEP8666M
Empty130.0 ohms
Flow Rate Min70.0 lph
Full12.0 ohms
IncludesHardware and tank seal where applicable, installation instruction
Pressure Max55.0 psi
Pressure Min45.0 psi
Voltage12.0 vdc

This part fits 2 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersFuel TypePositionNotes
2006AcuraRSXType-S2.0LL4GASN/AIn Tank Assembly (Incl. Fuel Tank Sending Unit)
2005AcuraRSXType-S2.0LL4GASN/AIn Tank Assembly (Incl. Fuel Tank Sending Unit)

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

E8666MFG1259SP8042M

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.