is there any carbon build up around the GP's?  That will kill a GP quick..... 
You might need to ream out.  I used several old GP's and flattened them with a 
hammer and run them down tight to scrape out the carbon.

On Sat, 14 Oct 2006 17:33:34 -0500, LarryT <[EMAIL PROTECTED]> wrote:

> Howdy -
>     I replaced my GPs and the GP relay within the past 3 weeks or so.
> Yesterday, the preglow light came on for only a second or less - even though
> it was in the upper 40s and hadn't been started since the night before - it
> was stone cold - it started instantly although it runs like one cylinder
> isn;t firing evenly.  Within a minute the engine idles & runs smoothly.
>
>     I'm wondering about the possibility of a GP being bad out of the box?
> Also - is there a way to check each GP without removing them - it's a PITA
> on a 1991 300D 2.5T.  ;-)   Don't know how successful I'll be but I plan to
> see if I can wiggle my hand past all the in the way to see if I can detect
> any loose wires.
>
> The GP's seem to be pretty basic  - but I guess the innards could be bad in
> one.
>
> BTW, everything on this car looks to be in perfect condition - all the
> wiring looks new with no corrosion - there's only 114k on this car.
>
> Thx -
>
> Larry T (67 MGB, 74 911, 78 240D, 91 300D)
> www.youroil.net for Oil Analysis and Weber Parts
> Test Results http://members.rennlist.com/oil
> PORSCHE POSTERS!  youroil.net
> Weber Carb Info http://members.rennlist.com/webercarbs
> Porsche Road Test http://members.rennlist.com/roadtest/
> .
>


-- 
Luther   KB5QHU
Alma, Ark
'87 300SDL (270,491 mi) head case?
'83 300SD (241 kmi)
'82 300CD (162 kmi)
'82 300D  (74 kmi) needs MAJOR engine work

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