Quote:
Originally Posted by ROLLGUY
The early (1984?) 190D had an aluminum head (basically the same engine minus two cylinders). Also, the Mitsubishi 4D55 in 1983 had an aluminum head. Other countries might have gotten these engines in earlier year models as well.
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But were these TURBO diesels?
MB redesigned it's turbo diesel heads in 89 and by 93 was using the turbo head castings in it's NA engines as well. As far I know the early om601 and om602 NA engines didn't suffer the same failure.