The 5.4 three valve engine is a very bad motor bad design and needs all the help it can get. The melling oil pump has been designed to help offset the poor designed motor and to help keep the motor running good despite the poor design motor
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Melling Oil Pumps are a must have when your doing a total rebuild or a timing chains/ phaser job on higher mileage engines. These oil pumps keep the phasers well oiled and that's what you want on your high mileage engine. Use the Best Melling Oil Pump.
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I don't have a gauge to measure the oil pressure but it must be working well because 5.4L 3V triton engine is running smooth, quiet, and very quick to accelerate. If you are doing a timing job this is an upgrade you need to make.
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Bought this for my F150 5.4 3V Higher pressure and flow, engine loves it!
Verified purchase: Yes | Condition: New
Item is as advertised
Verified purchase: Yes | Condition: New
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