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Ford Explorer Community - Maintenance - Modifications - Performance Upgrades - Problem Solving - Off-Road - Street
Explorer Forum Covers the Explorer ST, Explorer Sport, Explorer Sport Trac, Lincoln Aviator, Mercury Mountaineer, Mazda Navajo, Ford Ranger, Mazda Pickups, and the Ford Aerostar
So im told and keep reading that the HPFP is our problem with getting fuel to the engine to make more power.
If i read things right as i learn about HPFP the flow rate increases as RPM increase because the cam lobe can open and close the HPFP piston faster. This means fuel supply is...