Quote:
Originally Posted by Uncle Benzz
My 3.5 603.971 pulls to 4500 rpm and shifts nice and firm. It needs a timing adjustment seems a tad rich at idle...
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Your fuel cut is at ~4500 RPM. Yes, the engine will run up to that point, but it's way down on power due to the IP tapering fuel starting at 4100 RPM.
Quote:
Originally Posted by Felching
Diesels by definition can't be "rich" at idle. If its smoking, thats incomplete combustion or oil consumption.
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Probably the oil crossover port in the head starting to leak into #1 or clapped out valve guide seals.