higher output coils and ballast resistors
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higher output coils and ballast resistors



I want to kick up the ignition on my car. I've thought of using the 
MSD blaster2 coil with 45,000V output. My question is; what size 
ballast resistor should I use with it?

SpecialTauto has 1.8ohm resistors for the 25,000V coil. While the MSD 
blaster2 coils come with a 0.8ohm resistor, which they state "will 
fit most applications". Would the 0.8ohm or the 1.8ohm work for hte 
45,000V coil, or do I need an even larger resistor?

Thanks! 
adam price 

http://www.msdignition.com/coil_directory.htm

--- In dmcnews@xxxxxxxxxxxxxxx, "content22207" <brobertson@xxxx> 
wrote:
> Actually what you're seeing is the ignition at work. Whenever the 
coil
> loses its ground (controlled by ignition module), high tension 
current
> builds up lightning fast, then is discharged to a spark plug as 
rotor
> passes its terminal. If the coil were grounded all the time, no
> current would ever build up.
> 
> Ignition module and tachometer take their signal from small wire
> (blue? I'm at work and can't remember color) that passes from
> distributor to compartment behind driver seat.
> 
> Take it easy grabbing ignition wires. While coil ground is only 12
> volts, HT wires can be as much as 100,000 on newer cars. Even stock
> DeLo is 18,000 or so (which I highly recommend bumping up at least 
to
> 40,000).
> 
> Bill Robertson
> #5939
> 
> >--- In dmcnews@xxxxxxxxxxxxxxx, doctorDHD@xxxx wrote:
> > OK, while playing around with the ignition / idle system of 6530 I
> noted 
> > something very interesting. As I previous stated, the tachometer
> makes small 
> > jumps upward, intermittently. I accidentally touched the wire 
that
> goes to the 
> > negative side of the ignition coil primary circuit (color WS) and
> noted that I 
> > was getting intermittent shocks. These shocks were at the same 
time
> that the 
> > tach jumped! When I connected a small neon bulb (i.e., an NE-2 
for you 
> > engineering types), the bulb would blink intermittently along with
> the jumping of the 
> > tach. (Hey I got fed up with getting jolted so I substituted the 
bulb 
> > instead.) Remember that the engine RPM is NOT jumping only the 
tach
> is. I suppose 
> > the tach is getting these voltage spikes and that is why it is
> jumping and maybe 
> > these spikes are affecting the idle ECU controller. The spike 
occur
> only at 
> > low RPM up to about 1400 rpm.
> > 
> > Does anyone have a clue as to what to do next?
> > 
> > Dave & 6530 thank you...
> > 
> > 
> > [Non-text portions of this message have been removed]






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