I haven't bought any 75's myself. I do have a set or two of old plugs with
obselete numbers, and they are resistor plugs. Now we know what the difference
is between the 75's and the 85's.
Paul
In a message dated 2/27/2004 11:09:52 PM Eastern Standard Time,
jsadowski@xxxxxxx writes:
> Paul, I have since seen it posted that Autolite #75 is a non-resistor plug &
>#85 is a resistor plug in the same heat range. I always buy the resistor
>plugs, so this never occurred to me.
> John
> ----- Original Message -----
> From: RandalPark@xxxxxxx
> To: mailing-list@xxxxxxxxxxxxxxxx
> Sent: Thursday, February 26, 2004 8:19 PM
> Subject: Re: IML: FW: Plug Number 63 413
>
>
> I had an old set of Autolites that were an obsolete number. Yesterday another
>IML'er asked the number for the 413, but I wanted to provide a current number,
>so I called my parts supplier and he gave me the "75" for the '59-'65 413.
>Interestingly in Champion, there were two numbers that would fit, one was a
>"high performance" plug. I gave the IML'er all of the numbers and recommended
>that he check a tune up parts Web site to verify the numbers. I haven't heard
>that the "75" wasn't the right one for that car.. I suspect that possibly a
>"75" is the standard plug, and that the "85" may be a hotter plug. It is also
>possible that the parts guy was completely wrong.
>
> Back in the "old days" if an engine was a little worn, but ran good, we would
>run a "hotter plug" to postpone the inevitable oil fowling. I am now thinking
>that I may have bought "85"s for a '65 Chrysler 300 Coupe that I used to have.
>
> Paul
>
> In a message dated 2/26/2004 9:52:08 PM Eastern Standard Time,
>jsadowski@xxxxxxx writes:
>
> > Paul, Are you sure Autolite # 75's will work in a 413 -440? I use # 85's in
>my cars.
> > John
> > ----- Original Message -----
> > From: RandalPark@xxxxxxx
> > To: mailing-list@xxxxxxxxxxxxxxxx
> > Sent: Thursday, February 26, 2004 5:06 PM
> > Subject: Re: IML: FW: Plug Number 63 413
> >
> >
> > I just looked up the plug numbers yesterday. In Autolite it is "75". I
>have the Champion number too, RJ12YC or RJ14YC.
> >
> > Paul
> >
> > In a message dated 2/26/2004 5:31:21 PM Eastern Standard Time,
>bshea@xxxxxxxxxxxxx writes:
> >
> > >
> > >
> > > I connected the ballast almost wants to start but will not fire.What is
>the
> > > plug # for a 413?If I get it started,does anyone want this motor?
> > >
> > > -----Original Message-----
> > > From: Brian Shea [mailto:bshea@xxxxxxxxxxxxx]
> > > Sent: Monday, February 23, 2004 8:03 AM
> > > To: Mailing-List
> > > Subject: starting 63 413
> > >
> > >
> > > I turned the motor over by hand, put a new battery in it,and it turns
>over a
> > > little slow and wont fire.I noticed 2 wires that were chewed on the fire
> > > wall.They look like they were connected to
> > > two white resistor looking things.Are these ballast resistors,and would
>thi
> > > have an effect on the spark.The points are set perfectly.
> > >
> > >
> > >
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