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International Automotive Technicians Network
Re: Looking for an official b[Jasper]b warranty prospective
Posted to Shop Management Forum on 8/20/2004

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While I agree with the statement above, I'll note that we use 15W40 exclusively in HEUI engines (Powerstroke T444E,DT466E/530E and 3126 CAT) and have no starting problems in 0 degrees ambient overnigh... Login to read more.