[Vwdiesel] Coughing rabbit

Sandy Cameron scameron at storm.ca
Fri Apr 4 05:59:42 PDT 2008


At 12:46 PM 31/03/2008 -0600, you wrote:
>I recently moved to Denver, now my 81 diesel rabbit which ran great in
>Oklahoma runs like crap, lots of white smoke, no power, won't rev past
>3k rpm without lots of coughing and missing. Any ideas and how to tune
>this engine? Engine is newly rebuilt, along with the pump and injectors.
>Compression is over 400psi on all cylinders.
>


Altitude sickness

Try this: REMOVE the air intake filter for a short drive and see if that
makes any difference.

If so,  replace it, often, or

Get a turbo, or

Rig a ram air intake like Roger's at 4crawler.

And, you may have to check and adjust the timing.

Operating a non-turbo diesel at 5000 feet needs more air, perfect spray
pattern injectors, and optimum timing, and still will result in minimum
performance.

Sandy



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