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Old 06-23-2015, 10:33 PM   #1
klawockvet
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Default Coil

I am on a long trip and my coil has started to leak. I am near Salt Lake City where there are lots of parts houses. Anyone have a current number for a 6 volt pos ground coil that i could pick up at Napa or one of the fly by nights? I think I will go with a Petronix when I can get one but need to keep going for now. Thanks.
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Old 06-23-2015, 11:01 PM   #2
700rpm
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Default Re: Coil

NAPA lists this as a 6v on their web site:
Part Number: IC7SB
Product Line: Mileage Plus Electrical
IMPORTANT INFO: w/o External Resistor;6 Volt
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Old 06-24-2015, 04:52 AM   #3
Tom Wesenberg
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Default Re: Coil

If the coil is oil filled it should be mounted with the tower up.
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Old 06-24-2015, 06:35 AM   #4
Benson
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Default Re: Coil

Suggestion:
1. That you take the coil wire to the store and check the fit in the new coil. I tried two from parts stores and wire kept falling from coil. I found boot from my old SBC HEI dist that held wire until I got a coil from Berts.
Seems Model A wire is 7MM and newer are 8mm.

Even with terminal on wire it was too small.

Maybe tooth picks would hold wire?

2. Also both stores did not stock copper wires ... Only carbon wire.

Not sure how well carbon works with Model A ignition.

Of course the 8MM wire does not fit in Model A dist ... Go figure!!

Last edited by Benson; 06-24-2015 at 12:24 PM.
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Old 06-24-2015, 08:27 AM   #5
Patrick L.
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Default Re: Coil

If the coil is still working then just pointing the coil wire up will be fine. Oil coils don't like being tipped upside down, as mentioned.
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Old 06-24-2015, 10:42 AM   #6
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Default Re: Coil

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How do we know which coil is "oil filled"?
Or would it just be a good practice to run all them up regardless of oil or not.
Mines pointing down at this time, but I'm about to walk out there and turn it over for GP's.
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Old 06-24-2015, 11:12 AM   #7
burner31
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Default Re: Coil

Nope, coil wire is to short, going to have to wait.
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Old 06-24-2015, 12:15 PM   #8
Tom Wesenberg
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Default Re: Coil

I'm still using original Model A coils. There's still a supply of good ones to be found at swap meets.
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Old 06-24-2015, 12:26 PM   #9
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Default Re: Coil

Just installed this one in my car just yesterday 6V positive ground.. makes a nice spark.

http://regitar.com/ecatalog/index.ph...6&search=RUC14
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Old 06-30-2015, 01:47 AM   #10
burner31
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Default Re: Coil

So which is it?
Coils up or down?
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Old 06-30-2015, 02:21 AM   #11
Mike V. Florida
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Default Re: Coil

I've never had a leak with oil filled coils.

Also, A 12 volt coil that needs an external resistor will work on 6 volts.
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Old 06-30-2015, 08:11 AM   #12
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Default Re: Coil

Always down for me. I Have never had a leak.
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Old 06-30-2015, 09:16 AM   #13
Patrick L.
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Default Re: Coil

Quote:
Originally Posted by burner31 View Post
So which is it?
Coils up or down?




Depends.

Oil coils need to point up.

Solid/epoxy,etc can be mounted anyway you want.
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Old 06-30-2015, 11:03 AM   #14
George Miller
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Default Re: Coil

+2 oil filled coils tower up
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Old 06-30-2015, 12:13 PM   #15
TommyCoupe
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Default Re: Coil

Quote:
Originally Posted by burner31 View Post
How do we know which coil is "oil filled"?
.

How do we tell the difference ?
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Old 06-30-2015, 06:35 PM   #16
Bill Goddard
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Default Re: Coil

I ask the same question. How do we tell if it is oil filled?
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Old 06-30-2015, 06:42 PM   #17
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Default Re: Coil

I had a coil leaking on a 55 Chevy and found that the screw was loose in the coil tower. Do not over tighten.
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Old 06-30-2015, 07:36 PM   #18
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Default Re: Coil

This is the one I use for a 6 volt system, it is resin filed and will not leak.
Pertronix 40111 - Pertronix Flame-Thrower Coil
I bought mine from Amazon as they had the best price at the time.

Some of the oil filled one will make a "splashing" sound when you shake them near your ear. Of course a resin filled one will never make the sound, however I can not state that all oil filled ones will make the noise.
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Old 06-30-2015, 07:41 PM   #19
Mitch//pa
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Default Re: Coil

I have heard the oil inside also when shaking them
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Old 07-01-2015, 12:39 PM   #20
burner31
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Default Re: Coil

Page 31, figure 15 of the Model A owners handbook shows the coil face down.
I'm turning mine back down for the simple fact that it looks SO much better.
You can download the handbook online for free.
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