Aftermarket Delphi MF0008 Mechanical Fuel Pump for Ford F-100 F-250 Mustang Bronco E-100 Econoline Fairlane Mercury Cougar Montego ColonyPark Comet Cyclone
This fuel pump is engineered as a direct replacement for the Ford F-100 F-250 Mustang Bronco E-100 Econoline Fairlane Mercury Cougar Montego ColonyPark Comet Cyclone. Manufactured to meet or exceed OEM specifications, it delivers reliable performance in demanding conditions. Each unit is tested for fuel flow, pressure rating, and durability before leaving the factory to ensure consistent quality across every order.
Vehicle Compatibility
| Application | Details |
|---|---|
| Ford F | 100 F-250 Mustang Bronco E-100 Econoline Fairlane Mercury Cougar Montego ColonyPark Comet Cyclone Replacement Part Number: MF0008 Applications:This part generally fits |
Replaces OEM Part Numbers
MF0008
Signs You Need a Replacement
If your equipment is showing any of these symptoms, the fuel pump may be the cause:
- Engine cranks but won’t start — The pump may have lost prime or stopped delivering fuel. Check for fuel at the filter outlet before replacing the pump.
- Stalling under load — A weak pump can’t maintain pressure at high demand. The engine runs fine at idle but dies when you put it to work.
- Fuel pressure warning (if equipped) — Modern Ford equipment monitors fuel rail pressure. A low-pressure warning often means the pump is failing.
- Loud whining from fuel system — A failing pump makes a high-pitched whine that gets louder as it warms up. Normal pump noise is a low hum.
- Air in fuel lines — If you see bubbles in the transparent fuel line or the primer bulb won’t stay firm, the pump may be drawing air through a worn seal.
- Excessive return flow — Too much fuel returning to the tank instead of reaching the injectors indicates internal pump wear.
Before You Replace the Pump
Before replacing the pump, check the fuel filter and fuel lines for restrictions. A blocked filter causes the same symptoms as a failing pump on Ford equipment. When installing the new pump, fill it with clean fuel before connecting the lines — this reduces priming time and prevents dry-run damage. After installation, bleed the system fully and check for leaks at all connection points. Replace the fuel filter at the same time as the pump to protect the new unit from debris.
Frequently Asked Questions
Which Ford models does this part fit?
Refer to the Vehicle Compatibility table above for the full list of Ford models. Each listing includes the body type, engine, and production years. Match your vehicle’s engine code (stamped on the engine block) against the listed codes to confirm.
Does this replace OEM number MF0008?
Yes. This is a direct aftermarket replacement for MF0008. It matches the original dimensions, connector type, and operating specifications. No modifications to your vehicle or equipment are required.
How long does a Ford fuel pump typically last?
Fuel pump life varies by application, but on Ford equipment you can generally expect 5,000 to 10,000 hours of operation. Running the tank dry, using contaminated fuel, or neglecting the fuel filter are the top causes of premature failure.
What tools do I need to install this on a Ford?
Standard metric hand tools will handle most of the job – sockets, wrenches, and a torque wrench. For Ford equipment, check the specific service manual for any special tools or torque values.
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