The Melling M340 is a standard-volume, standard-pressure replacement oil pump for the Ford 4.6L/5.4L 2V/3V Modular. It is built to Melling's OE-grade standards for consistent oil delivery and durability in street and performance use.
Specifications:
- Volume / Pressure: Standard Volume / Standard Pressure
- Manufactured pressure: approximately 80 psi relief (brown spring)
- Pressure spring options: optional 60 psi spring available
- Gear/rotor: powdered-metal steel rotors
- Housing: cast aluminum
- Engine / application: Ford 4.6L/5.4L 2V/3V Modular
- Part number: M340
FAQ
What engine does the Melling M340 oil pump fit?
The M340 fits the Ford 4.6L/5.4L 2V/3V Modular. Confirm your engine's oil pump style before ordering.
Is the M340 a standard or high-volume oil pump?
Melling classifies the M340 as standard volume / standard pressure.
Does this pump include a pickup screen or tube?
No. The M340 is supplied as an oil pump; the pickup screen or tube is sold separately. Maintain Melling's recommended 3/8 inch to 1/2 inch screen-to-pan clearance on installation.

