Re: IML: Electronic Ignition

You can get a kit to change the advance curve of your distbutor it consists of new springs also have you had your timing chain replaced ? if not I would and use a duble roller .

----- Original Message -----
From: Geoff Fors <wb6nvh@xxxxxxxx>
Date: Tuesday, October 9, 2007 22:20
Subject: IML: Electronic Ignition
To: mailing-list@xxxxxxxxxxxxxxxx

> One of the reasons I was thinking about converting to electronic
> ignition on
> my '67 is that the Mopar Direct-Connection style electronic ignition
> conversion kit has an adjustable vacuum advance. I have a
> terrible time
> with pre-detonation (pinging) even with supreme brand gasoline
> and retarding
> the timing isn't a very satisfactory solution, particularly
> considering how
> far it has to be retarded. I have tentatively determined
> that the pinging
> is caused by the vacuum advance curve being too aggressive for
> today's fuel.
>
> I have already converted the heads to unleaded and don't want to
> replacepistons and head gaskets in a project to lower the
> compression, so I am
> looking at distributor advance solutions.
>
> What have others done regarding the predetonation issue?
>
> Geoff
> Monterey CA
>
>
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