Mailing List flyrotary@lancaironline.net Message #9071
From: Ed Anderson <eanderson@carolina.rr.com>
Subject: Re: [FlyRotary] Re: GM Coils
Date: Sun, 13 Jun 2004 08:48:39 -0400
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Thanks, Mark

    I'll see what I can find.  Appreciate the warning about the different
forms and connectors.

Ed

Ed Anderson
RV-6A N494BW Rotary Powered
Matthews, NC
----- Original Message -----
From: <msteitle@mail.utexas.edu>
To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>
Sent: Sunday, June 13, 2004 8:28 AM
Subject: [FlyRotary] Re: GM Coils


> Yes, and no.  I'm using the same coils as those on my 2000 Chevy P/U.  It
has
> the small LS1 v-8, I think it is a 5.3.  Anyway, it has eight individual
coils
> mounted on the valve covers.  The connector is on the opposite end as the
> secondary lead tower.  It takes a different connector as the Corvette
coil, so
> make sure you get the right ones.  As I recall, I had to make a minor mod
to
> the connectors to get them to fit, but you would never know it by looking.
>
> The GM p/n for the connector is 12126487 or PT757 (A/C Delco).  The GM p/n
for
> the coil is 12558693, or D581 for the Delco p/n. As for cost, I don't
think
> they were any cheaper than the Corvette counterparts, but I didn't compare
> prices when ordering.  Coils were about $27/ea and the connectors were
about
> $30/ea.  Might be cheaper to buy a complete harness from GM.
>
> Coil wires were another problem.  I got the coil connectors from MSD (call
them
> and they will send a set for free) and then cut up a set of universal plug
> wires.
>
> Mark
>
>
>
>
> > Thanks, Kelly
> >
> >     I'll check it out.  Mark, do you have a part number/source
> >
> > Ed
> >
> > Ed Anderson
> > RV-6A N494BW Rotary Powered
> > Matthews, NC
> >   ----- Original Message -----
> >   From: keltro@att.net
> >   To: Rotary motors in aircraft
> >   Sent: Sunday, June 13, 2004 3:09 AM
> >   Subject: [FlyRotary] Re: GM Coils
> >
> >
> >   Ed,
> >
> >
> >
> >     Take a look at the coils that Mark Steitle used on his 20B. Think
they
> > are the same
> >
> >
> >
> >   as his Chev or GMC pickup has. As I recall they offered some
advantages
> > over
> >
> >
> >
> >   the coils Tracy and others (including me) have. I believe Mark said
they
> > were
> >
> >
> >
> >   easier to mount (connector on opposite end from plug lead) and used a
less
> >
> >
> >
> >   expensive connector. They also work with the EC-2. I do not know if
the
> > EC-2
> >
> >
> >
> >   program is the same as the LS1 coils called out by Tracy. IMHO
> >
> >
> >
> >   Kelly Troyer
> >
> >
> >
> >   --
> >   Dyke Delta/13B/RD1C/EC2
> >
> >
> >
> >
> >
> >
> >     -------------- Original message from "Ed Anderson" : --------------
> >      But, still got a few things to do to the aircraft, want to redo my
motor
> > mounts as I find I have no rubber insulation between engine and mount
(it
> > just looks that way).  Would like to switch to LS1 coils, need to get
the EC2
> > updates in any case, so that would be the time to have it converted to
LS1
> > coils.
> >
> >     Anyone know of a supplier with a good price on the  LS1 coils?  The
> > electrical connector as well, those things cost almost as much as the
coils.
> > I think I can find some non-OME connectors at a much more reasonable
price.
> >     I purchased on coil back a while ago just to see what it weighed and
to
> > have for mounting measurements.  The price of the coil was reasonable,
but
> > the electric connector surprised me.
> >
> >     Ed
> >
> >
>
>
>
>
> >>  Homepage:  http://www.flyrotary.com/
> >>  Archive:   http://lancaironline.net/lists/flyrotary/List.html


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