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7.3 Oil leak at cylinder head plug
Posted to Technical Discussion Forum on 12/29/2008 8 Replies

I keep having to replace the oring on the right cylinder head oil plug. I have tried using a new plug from ford & have replace the oring over 6 times . With in 3k - 8k miles vehicle returns for oil leak. The threads in the head look perfect. Any one else seen ... Login to read more.

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car Vehicle Data

1999 Ford F-350 Super Duty XL 7.3L

Engine7.3 L
Trans4-speed Automatic (Electronic)

car Vehicle Data

1999 Ford F-350 Super Duty XL 7.3L

Engine7.3 L
Trans4-speed Automatic (Electronic)