those newer engines ls based have factory loctight on them .
need good heat for the burn in . then post heatup around broken stud on the head. and turn real easy / slow till free by hand super easy . sudden turning or jerking snaps the nut off .
I have had some take 8-9 welded nuts to get out.
need good heat for the burn in . then post heatup around broken stud on the head. and turn real easy / slow till free by hand super easy . sudden turning or jerking snaps the nut off .
I have had some take 8-9 welded nuts to get out.








