HomeAir and Fuel Delivery > Fuel Pumps and Related ComponentsUS Motor Works USEP8785M Fuel Pump Module Assembly
Part #: USEP8785M

US Motor Works USEP8785M Fuel Pump Module Assembly

10 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Kia, Magentis and Optima
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Reliable Fuel Pump Module Assembly for Kia Magentis and Optima

The US Motor Works Fuel Pump Module Assembly (Part Number USEP8785M) is designed to provide consistent fuel delivery for Kia Magentis and Optima models. Engineered to meet OEM specifications, this fuel pump module ensures stable voltage and flow rates for optimal engine performance.

Key Features of the USEP8785M Fuel Pump Module

  • Flow rate minimum of 140 liters per hour (lph) for efficient fuel delivery
  • Electrical resistance ranges from 10 ohms (full) to 200 ohms (empty) ensuring proper operation
  • Operates at 12 volts DC, compatible with standard vehicle electrical systems
  • Includes necessary hardware and tank seal where applicable, plus installation instructions
  • Pressure minimum rating at 50 ohms for reliable fuel pressure management

Detailed Product Description

The US Motor Works USEP8785M fuel pump module assembly is engineered to maintain consistent fuel flow and pressure for Kia Magentis and Optima vehicles. With a minimum flow rate of 140 lph, this module supports efficient fuel injection and engine responsiveness. The electrical resistance values, ranging from 10 ohms when full to 200 ohms when empty, help regulate the pump’s operation and ensure compatibility with the vehicle’s fuel system. Operating at 12 volts DC, this fuel pump module integrates seamlessly with the vehicle’s electrical system. The assembly includes all necessary hardware and tank seals where applicable, along with detailed installation instructions to facilitate proper replacement.

Common Applications and Issues Addressed

  • Replacement for failing or weak fuel pumps causing engine hesitation or stalling
  • Restores proper fuel pressure and flow in Kia Magentis and Optima models
  • Resolves fuel delivery inconsistencies that affect engine performance
  • Addresses electrical resistance issues within the fuel pump circuit
  • Suitable for fuel system repairs requiring OEM-level component quality

Installation Notes and Tips

When installing the USEP8785M fuel pump module assembly, ensure the vehicle’s fuel tank is properly drained and cleaned to prevent contamination. Follow the included installation instructions carefully to secure the tank seal and hardware. Verify electrical connections and test fuel pressure after installation to confirm proper operation. It is recommended to inspect related fuel system components during replacement to maintain overall system integrity.

Quality Assurance and Warranty

US Motor Works manufactures the USEP8785M fuel pump module assembly to meet industry standards for durability and performance. This part undergoes quality control testing to ensure reliable operation in Kia Magentis and Optima vehicles. Warranty coverage details should be confirmed with the distributor or manufacturer to ensure protection against defects.

BrandUS Motor Works
Part NumberUSEP8785M
Empty200.0 ohms
Flow Rate Min140.0 lph
Full10.0 ohms
IncludesHardware and tank seal where applicable, installation instruction
Pressure MaxN/a psi
Pressure Min50.0 ohms
Voltage12.0 vdc

This part fits 10 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersFuel TypePositionNotes
2010KiaMagentisLX2.7LV6GASN/AIn Tank Assy.(Incl.Fuel Tank Sending Unit)
2010KiaOptimaSX2.7LV6GASN/AIn Tank Assy.(Incl.Fuel Tank Sending Unit)
2009KiaMagentisLX2.7LV6GASN/AIn Tank Assy.(Incl.Fuel Tank Sending Unit)
2009KiaOptimaSX2.7LV6GASN/AIn Tank Assy.(Incl.Fuel Tank Sending Unit)
2008KiaMagentisLX2.7LV6GASN/AIn Tank Assy.(Incl.Fuel Tank Sending Unit)
2008KiaOptimaLX2.7LV6GASN/AIn Tank Assy.(Incl.Fuel Tank Sending Unit)
2007KiaMagentisLX2.7LV6GASN/AIn Tank Assy.(Incl.Fuel Tank Sending Unit)
2007KiaOptimaLX2.7LV6GASN/AIn Tank Assy.(Incl.Fuel Tank Sending Unit)
2006KiaMagentisLX2.7LV6GASN/AIn Tank Assy.(Incl.Fuel Tank Sending Unit)
2006KiaOptimaLX2.7LV6GASN/AIn Tank Assy.(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:

31110-2G15031110-2G150DSE8785MSP3033M

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