[Vwdiesel] Hilbilly Tuning Question
H . Hagar.
h_hagar at prcn.org
Tue Aug 9 19:36:19 EDT 2005
Thanks,
David
David Cook
Red '86 Cabriolet Diesel Powered
Red '90 g60 Corrado
Brown and White '78 Westy Campmobile "Bear"
and others in various states of disrepair
Pictures here: community.webshots.com/user/superdave5599
Hagar sez : Hillbilly Tuning is a misnomer ------the TUNING is a highly sophisticated
, scientific approach to getting a Diesel (VW) to perform. ---To your individual
specifications.
In Hagars case I go for a complete and perfect combustion cycle ----NOT MAX miles or MAX
power.
If you get 43 miles on a gallon ? ----do NOT touch a thing . you are A OK.
But the Hillbilly TUNING was a very complex system --mostly aimed at EXPERIMENTERS or
perfectionist like Gavrik Peterson. -----it is mainly a way of compensating for WEAR in
old Rabbits.----
The normal TIMING system will NOT work if things are worn. ---So what we do is this we
TUNE for performance ----any Performance you like ---BUT you must know how to do it.
This procedure is mainly aimed at OLD Rabbits ---1.5L NA 1.6 L NA and turbos. and it
will do just fine on ECO models.-----If you are a physics type ---you will have NO
problems following these procedures.
Here is a summary of the procedures. : First the FUEL ---do a rudimentary test look up
Fuel 101.---then the Pressure in pump ----those two are the worst of all
problems.-----then we go on to Compression ----and setting of Injectors ---I can go on all
night ----but you must go study diesel Management by Robert BOSCH. ----the Fueling and
idling adjustments are important and ----- one thing I learned from Loren -----get NEW
NOZZLES .----yes old nozzles can be cleaned ----I did it ---but in the tester ? a glass
eye looks good ? JA but it sees nothing.------HE was so right.
Part of Hillbilly tuning is setting the pressure in each injector according to condition
of THAT cylinder.
So if you set them all the same ? --BUT the compression is not all the same ? JA you do
get less than optimum performance. ---JA ? ---bet your sweet ass. So you all see
this is a very scientific way of going about it.-----NO NOT needed if transportation is
ALL you want.-----BUT I Hagar is an experimenter. ----and signing off let me say that
moving the pump or the Fueling screw ? a pencil line ? ---- BULL ---you got to get down
to half a line.-----sure feels good when that Piano is tuned --right on --EH ? -JA
? -----TUNING is a good word ----in a while you can listen to that Diesel ---and you
will know when she sounds happy-----NO SHIT.
I am quoting Feyman -----science --is Observe -Reason-Experiment. ---so Hagar is a
homemade scientist.
Hagar.
PS : sure like those Feymans Lectures on Physics.
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