[T3] Arc's sparks and missing the mark's

[James Brookman]

If you are getting spark that far off of the coil, double check your insulation on the wire, you do not have a good seal! Maybe make a new one or try some electrical silicone to seal it better

Best Regards,
James Brookman 
> On Jun 2, 2019, at 10:18 PM, William Jahn <willjahn975 at gmail.com> wrote:
> 
> Keith:
> I know very little about the Mark 10. Is the coil itself perhaps the issue
> maybe it can't handle the Voltage the Mark 10 provides if that's how it
> works by boosting the coil voltage. All I know is that system is supposed
> prevent the points from arcing assuming you still use points, if I recall
> you do.
> 
> The only thing that comes to mind if it's easy enough to do is disconnect
> the Mark 10 and see what the out come of that is, just to rule it out. If I
> recall the Mark 10 is supposed to saturate the coil faster something like
> that. Not much help since I really have no idea.
> 
> On my type 3 stock engine and old wiring hosed it down after it was hit by
> a fire extinguisher because a shop rag fell on the stock muffler right heat
> shield it started right up. I don't have boots over more than 2 injectors
> yet once in a while I get a misfire after driving when I come to a stop
> then it clears did this a few times even before I did all the work last
> month.
> 
>> On Sun, Jun 2, 2019 at 6:30 PM Keith Park <topnotch at nycap.rr.com> wrote:
>> 
>> have an occasional miss on the 2056, some of it was the injection timing
>> but
>> after I washed it last time it didnt start,
>> no biggie as I got the coil wet and noticed it jumping from the HV wire to
>> ground, dried it out and it started.  Tonight I
>> decided to see how sensitive it was to moisture, sprayed the distributor
>> cap
>> and it didnt react, but get the coil top a little wet and Im
>> jumping all the way out of the center wire to ground, about a 1" path
>> Usually when I see this I think there is an open somewhere that is raising
>> the voltage needed to jump the gap and it finds an easier way to do it on
>> the coil, not so this time, everything checks out. So I guess at idle a
>> rather high voltage is needed for a good spark.
>> 
>> THis as the MARK 10 on it, so there is plenty of Umph available, but
>> still... a 1" spark is preferable to jumping the .025 at the spark plug?
>> even when it was dryed out pretty good Id see the occasional spark.  I
>> RTV'd
>> the insulator on just to see if I can make it stop but I dont recall ever
>> having such a problem with the Stock T3 ignition system.
>> 
>> Thoughts?  ideas?
>> 
>> Keith
>> 
>> 
>> 
>> Topnotch Restorations
>> 
>> topnotch at nycap.rr.com
>> 
>> http://www.topnotchresto.com <http://www.topnotchresto.com/>
>> 
>> 71 Squareback  "Hothe"
>> 65 Notchback  "El Baja Rojo"
>> 
>> 93 RX7  "Redstur"
>> 
>> 95 Chrysler Cirrus Lxi "Cirfogsalot"
>> 
>> "hanging out at the tail end of the bell
>> 
>> curve, and loving every minute of it!"
>> 
>> 
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