Simon - how many miles has your truck done, and what major work (if any) do you know of that's been done on the engine? For example, head gaskets, cam, full rebuild...
hi its done 140,000 miles dont now what it has done to engine i have not had anything done but not had it long. my millage should not be a problem being so big or will it i dont have a clue i drive um thats about the total of my knowlage of cars
regards simon