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Re: Help... (long)



Consider gummy injectors. If the fuel won't mist then it wont run right.
Also any air leaks will throw off the balance. Lastly, if you swap the
smaller for the larger you would need to reset the air to fuel mixture.

TBerk


Daun Yeagley wrote:
> 
> Ok gang, I'm a wee bit puzzled at this point.
> 
> Patient:  '81 Scirocco S, 1.7l, basically stock.
> 
> Symptoms:  Stock fuel distributor, car would not idle.
> Tries to run at about 200 rpm, but won't.  Rev up to idle
> or above and it seems ok, but has a miss.  Replace fuel
> distributor with a larger one (80mm vs. 60mm)  Car at least
> idles, high, (1800 rpm) but idles.  Miss is still present.
> Reset distributor timing from WAAAY far advanced to about 6
> degrees ATDC.  Car runs, though still idles at about 1500
> rpm, still misses, and is sluggish to rev.  Replace fuel
> distributor again with another small style (needed the
> large one back) and it took 5-8 tries to start.  Will NOT
> run without my foot on the gas.  Also noted at startup that
> it backfired a couple times when it did manage to start.
> Stumbles terribly when you hit the gas up to about 1500
> rpm, then revs fine, except of course for this annoying
> miss.
> 
> Does anybody have any clue as to what this could be?  Even
> with the larger fuel distributor, the car had the miss that
> was constantly present at any rpm range - this was even
> quite noticable while driving.  I'm beginning to wonder if
> the cam / intermediate shaft timing has slipped.  This of
> course looks like a real PITA to fix according to the
> Bentley.  What else might I be able to check before diving
> into that?
> 
> All this annoyance just so I can sell the car...
> 
> Daun Yeagley
> '79 Scirocco
> '85 Scirocco 8v
> '88 Scirocco 16v
> and a sick (but rust free!) '81 Scirocco S FOR SALE.
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