Pd engines exert a lot of strain on the cam lobes, these pressurize the pd injectors. There's plenty of info about wear of the cam lobes, risers and foll, first the chamfered edges becomes sharp followed by eccessive wear of the lobes and risers. I popped the rocker cover last sunday and despite some wear it looked OK, not bad for 167,000 miles.
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AuthorJames Jenkins. Archives
August 2016
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