2001 f250 7.3 4x4 lariat crewcab 130k miles. with everything new on it but engine. and 6inch lift im replacing now. Isssue is sudden loss of major power. lots of blow by. oil spiting out exhaust pipe. loud as **** seems to be working hard for nothing. Had a no start few days back but great ever since . will vibrate alot when on the peddle. not throwing any codes at all? Then 2 weeks ago a friend was doing a oil change for me after ilet him use the truck for half the day. he got drunk . overfilled the oil by 3 or 4 quarts .then drove it 30 miles to my house . then i went to jail that night . ill leave it at that.i was told its not a repair but restoration ? 30k restoration??? any advice please.