4kq acceleration issue

Max Wellhouse maxjoyce at ipa.net
Wed Feb 21 00:41:26 EST 2007

I'm going on 5 years with my magnacore wires in my 90 GL Vanagon.  I 
shopped for 4kq magnacores on ebay and found several sites selling 
them.  Glad the fix was easy.


At 05:59 PM 2/20/2007, Rory [Armodis.List] wrote:

>So this problem turned out to be suuuuuper easy to fix.  I was just
>about ready to start replacing vacuum lines when I decided to check
>all the plugs just in case... They were all in *really* bad shape.
>None of them were gapped correctly and one had detonated.  I'm
>guessing this is what caused my "acceleration" issue.  I replaced them
>all with Bosch Super Plus copper core plugs, replaced the cap and
>rotor, and plan to order a set of Magnecore wires.  (If anyone has had
>great experience with another set of reasonably priced plugs and
>wires, or if anyone has a specific source for Magnecore wires please
>let me know.)  I feel a little stupid having taken the previous owners
>word regarding the plugs and wires.  In the future I will definitely
>have a wrench to check plugs when I'm looking at a used car.
>Getting to the snow is my priority till the end of March, but come
>April I will definitely be replacing the valve cover and oil pan
>gaskets, the air filter, and all of the vacuum lines.  I was leaning
>away from working on this motor much since I was planning a swap, but
>now that I'm learning about the more creative options where I can use
>this block I'm open to any maintenance suggestions.  Additionally, if
>anyone has after market resources to check out please send them my
>Thanks again for all of the help!
>PS.  This weekend will be my first opportunity to try out my Green
>Diamond Icelanders in the snow !!
>On 2/14/07, Huw Powell <audi at humanspeakers.com> wrote:
> > Tony answered just about everything else...
> >
> > > So rubber is better, thats good to hear.  I was partly putting this
> > > off because the Audi gaskets are expensive.  What about the oil pan
> > > gasket, same deal?
> >
> > I haven't seen a rubber oil pan gasket, also haven't really seen one
> > leaking (maybe because they are harder to get to to overtorque out of
> > boredom?)
> >
> > > Anyone have a recommended source/brand for these
> > > two gaskets?
> >
> > Any auto parts store ought to have them.  Or, at least, a foreign auto
> > parts store.  Oil pan gasket about $12 or so as I recall.
> >
> > > While on the topic of motor swaps, one really important question I
> > > have is what is the reason for the higher hp cars like the 90 CQ and
> > > 200tq getting better MPG then the 4kq?  Is it that the motors are much
> > > more efficient, aerodynamics's of the vehicle?
> >
> > Aerodynamics more than anything.
> >
> > By the way, if you go MC-1/2 for your upgrade, "most" of the parts you
> > might acquire for your JT will fit (wires, cap, rotor, engine mounts, etc.)
> >
> > In some ways, the 10v turbos are just "bolt in" swaps.  The two areas
> > that aren't are wiring/engine management and plumbing - intake and
> > exhaust tracts.  I guess that would be true of the 20vt as well - the
> > main thing is they all use the same block casting, so all the big bolts
> > go in the same place.
> >
> > --
> > Huw Powell
> >
> > http://www.humanspeakers.com/audi
> >
> > http://www.humanthoughts.org/
> >
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