RE: Fine tuning

[Bob Fortson <bobt1885@xxxxxxxxx>]

This is VERY off the wall, so ignore if stupid in your
case...but,....are your air filters of sufficient
capacity to support the carb/engine needs? Mine were
not...so I had a constant "over rich"
condition...adjusted to hell and back on the
carbs...finally got some help. 
Bob Fortson

--- ledman_70@xxxxxxxxxxx wrote:

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> I have changed jetting, squirter, and pump cam. The
> car is running so 
> rich at idle if you stand behind it, your eyes burn.
> I'm going to mess 
> with the jetting some more next chance I get. The
> pump lever is at stock 
> setting, just touching the adjusting nut at idle.
> Jeff
> tom hecht wrote:
> > 
> > maybe this was already mentioned, but how have you
> set
> > your accelorator pumps? the holley manual says to
> set
> > the gap with the throttle wide open.
> > to me this is a little to agressive, i back mine
> down
> > a little from that, but its worth a try
> > 
> > tom
> > 65 satellite
> > 
> > 
> > 
> > 
> > --- ledman_70@xxxxxxxxxxx wrote:
> > 
> > 
> > > Yes, it has vaccum advance, no, I haven't taken
> a
> > > reading yet. Wouldn't 
> > > be the first stick I've chased, though.
> > > Jeff
> > > Jim Jablonski wrote:
> > > > 
> > > > Well Jeff, I am not trying to throw a stick
> into
> > > the woods to get you to 
> > > > 
> > > > chase it, and there's smarter folks than me
> here,
> > > but here's what I was 
> > > > thinking ... when accelerating at cruise load
> > > upward past 1500 RPM, 
> > > > among other things, you are also relying on
> vacuum
> > > advance (if so 
> > > > equipped).  At wide open throttle (where you
> say
> > > there is no issue) it's 
> > > > 
> > > > pretty much up to the mechanical advance,
> given
> > > the absence of vacuum.
> > > > 
> > > > Did the Jeg's unit come with vacuum advance? 
> > > What's manifold vacuum 
> > > > reading at 1500 RPM?
> > > > 
> > > > Just thoughts ...
> > > > 
> > > > Jim Jablonski
> > > > Royal Oak, Michigan
> > > > '64 Fury
> > > > 
> > > > ledman_70@xxxxxxxxxxx wrote:
> > > > > 
> > > > > No, it was a system made for Jegs, I don't
> > > remember the name. It came 
> > > > > with distributor, harness, control box, and
> > > ballast resister for around 
> > > > > $140. You think maybe something could be
> faulty
> > > in it?
> > > > > Jeff
> > > > > Jim Jablonski wrote:
> > > > > > 
> > > > > > Jeff,
> > > > > > 
> > > > > > IMHO, at that RPM, it sounds spark advance
> > > related.  What's the new 
> > > > > > ignition system ... Mopar ECU/distributor?
> > > > > > 
> > > > > > Jim Jablonski
> > > > > > Royal Oak, Michigan
> > > > > > '64 Fury
> > > > > > 
> > > > > > ledman_70@xxxxxxxxxxx wrote:
> > > > > > > 
> > > > > > > I installed a new 780 Holley and
> complete
> > > new electronic ignition in my 
> > > > > > > 413 in the last 2 months. I've rejetted
> the
> > > carb, changed the squirter, 
> > > > > > > and adjusted the timing and carb till
> I'm
> > > blue in the face, but I can't 
> > > > > > > get rid of the flat spot between
> 1500-1800
> > > rpm. When you let the clutch 
> > > > > > > out and the engine starts to load,
> that's
> > > where the flat spot is most 
> > > > > > > obvious. If you take off agressively,
> it's
> > > invisible. The engine has a 
> > > > > > > 509 Huhges cam, headers, and a 2" carb
> > > spacer to adapt the Holley to the 
> > > > > > > 
> > > > > > > 
> > > > > > > 
> > > > > > > 
> > > > > > > original cast intake. I can't determine
> > > what's causing the flat spot, so 
> > > > > > > 
> > > > > > > 
> > > > > > > 
> > > > > > > 
> > > > > > > I don't know which direction to go from
> > > here...any ideas??? Bueller? 
> > > > > > > Bueller?
> > > > > > > 
> > > > > > > Jeff Adams
> > > > > > > 64 Polara
> > > > > 
> > > > > 
> > > > > 
> > > > > Jeff Adams
> > > > > 64 Polara
> > > 
> > > 
> > > 
> > > Jeff Adams
> > > 64 Polara
> > > 
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> Jeff Adams
> 64 Polara
> 
=== message truncated ===



		
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