1998 Ford F-250 Oil Drain Plug Torque & Size
The 1998 Ford F-250 oil drain plug torque is 25 ft-lbs (34 Nm) on a M14x1.25 thread. Fit a new crush washer at every oil change and tighten to the listed specification rather than feel.
How tight should the 1998 Ford F-250 oil drain plug be?
Torque it to 25 ft-lbs (34 Nm) with a calibrated torque wrench, not an impact gun. Over-tightening strips the aluminum pan threads; under-tightening leaks. Always replace the crush washer.
What size is the 1998 Ford F-250 oil drain plug?
No verified drain-plug tool size is published in this record; confirm the plug head before buying a socket. Thread size: M14x1.25. Some drain plugs use a hex/Allen key or square drive rather than a conventional socket.
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