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1998 Ford Expedition Eddie Bauer 4.6L Wot Intake Popping
Posted to Ford Driveability on 1/8/2006 42 Replies

Experiencing "popping" in intake between 1/2 and full throttle ONLY WITH ENGINE SPEEDS ABOVE 4000 RPM. Very much sounds to me like valvetrain issue. Remember the popping a small-block Chevy would make when it had a flat cam? That's it, except only above 4000 R...

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car Vehicle Data

1998 Ford Expedition Eddie Bauer

VIN 1FMRU1767W
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsWot Intake Popping
Message Closed w/FIX

car Vehicle Data

1998 Ford Expedition Eddie Bauer

VIN 1FMRU1767W
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsWot Intake Popping