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Re: coil replacement wiring

To: "MonteMorris" <>
Subject: Re: coil replacement wiring
From: Paul Root <>
Date: Thu, 12 May 2005 20:57:44 -0500
You bypass the ballast resistor. Pull the white/blue from the
resistor and put it on the coil. Then you won't use the white

However, in the loom there is another ballast wire, you need
to remove/replace it as well.

I'm sure Paul Hunt's site has a good description. Or Skye's.

On May 12, 2005, at 8:04 PM, MonteMorris wrote:

> I'm replacing the coil on the 79B; desmogged, HIF's, 45D4 points  
> dizzy (from
> a 74 1/2). The coil on the car is probably original for the 79 and  
> has a
> ballast resistor wired in. The NAPA (#705) 12V replacement coil has  
> " no
> external resistor required" stamped on it.
> How do I rewire the new coil in?
> Here is the present wiring:
>> From the coil neg. post: a gray wire to the dizzy, and a white/ 
>> black wire
> (to tach?).
>> From the coil positive post: a double white/green wire goes into  
>> harness and
> a black wire goes to a little blue cylinder grounded to the fender  
> well
> (static resistor for radio?).
> The ballast resistor has a white wire going in one side and a white/ 
> blue
> wire coming out the other side.
> Thanks,
> Monte

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