Fuel Injector for 1999-2001 Ford Explorer & More - Standard Ignition FJ450

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$74.99
WARNING:California Proposition 65▾
MPN: FJ450
Item Package Quantity: 1
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Standard Ignition Fuel Injector P/N:FJ450
Standard Ignition Fuel Injector P/N:FJ450
$74.99

Keep fuel metered precisely into each intake port with the Standard Ignition FJ450 Fuel Injector, a new multi-port (MFI) gasoline injector built with engine-specific, laser-drilled metering discs. It fits many vehicles, among them the 1999-2001 Ford Explorer with the V8-5.0L, the 2000-2002 Mercury Cougar with the V6-2.5L and the 2000-2001 Mazda MPV with the V6-2.5L. See the Buyer's Guide tab for the full list.

  • Precision metering: Engine-specific, laser-drilled metering discs calibrate fuel flow rates and spray patterns. A high-precision, engine-specific nozzle is designed to optimize fuel atomization for efficient combustion, helping support normal engine performance and fuel economy.
  • Corrosion resistance: A stainless steel calibration slide and spring resist corrosion for consistent performance, and the brass terminals are also corrosion-resistant.
  • Sealing: High-temperature Viton O-rings are designed to seal properly in extreme conditions and help prevent fuel leaks. A high-temp Viton O-ring is included.
  • Tested: Each injector is tested and calibrated at the end of the line, and the design is validated in the USA through lab, climate and real-world vehicle testing.

Built new and designed specifically for Ford and Mazda engines, the FJ450 has a plug-in electrical connection with two male blade terminals and a white finish. Retainer clips are not included. The injector is sold individually, and the number needed depends on the engine: the listed V8-5.0L applications use eight and the V6-2.5L applications use six. It is designed and manufactured in Greenville, South Carolina. Country of origin: United States.

Interchange: 2-38834 · 800-1457N
238834 · 8001457N · 63834 · 0280155861 · 280155861 · CM4885 · XS2Z9F593AA · GY0113250 · GY0113250A

This part cross-references / interchanges with the following part numbers:

63834, 0280155861, 280155861, 2-38834, CM4885, XS2Z9F593AA, GY0113250, GY0113250A, 800-1457N, FJ450

Frequently Asked Questions

Is this the right 1999-2001 Ford Explorer 5.0L fuel injector?

It is listed for the 1999-2001 Ford Explorer with the V8-5.0L engine. Check the Buyer's Guide tab to confirm your exact vehicle before ordering.

How many injectors do I need?

This listing is for one injector. The listed V8-5.0L applications use eight injectors and the V6-2.5L applications use six.

What comes in the box?

One new MFI fuel injector with a high-temperature Viton O-ring. Retainer clips are not included.

What electrical connector does it use?

It has a plug-in connection with two male blade terminals. The terminals are corrosion-resistant brass.

What are signs a fuel injector may need replacing?

Signs include a rough idle, misfires, hesitation, poor fuel economy, a fuel smell or a visible fuel leak. Diagnose the cause first, because other components can produce the same symptoms.