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Old 07-07-2018, 09:54 PM   #6
Rich69shortfleet
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Join Date: May 2016
Location: Waverly, NE
Posts: 334
Re: "Goo on bottom of hei modual ?

Quote:
Originally Posted by panhead59 View Post
So the petronix modual in my goat probably needs the goo. A modual is a modual right ? They are basically doing the same function.
Pertronix units do not use the heat transfer compound.

The modules the various Pertronix systems use inside the distributor are simply an electronic trigger. The module in the HEI does more than just act as a trigger, thus it gets hot while the Pertonix modules don't really get hot on their own.
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