Re: Ignition Tuning

[Joey <jake4@xxxxxxxxxx>]

Hey Bill,

I haven't been paying attention here, is this car a big or small block?

Joey



----- Original Message ----- 
From: "Bill" <Y1TopBanana73@xxxxxxxxx>
To: <1962to1965mopars@xxxxxxxxxx>
Sent: Sunday, March 08, 2009 7:28 PM
Subject: Re: Ignition Tuning


> ${top_text_ad}
> I guess what I'm going on most is past experience. Years ago I put a
> Holley 600 and factory cast iron 4 bbl manifold on my 73 Dart Sport w/
> a 318 and 2.76 gears. With that change alone, there was a huge
> difference it's performance. I guess I figured that with a little bit
> of a cam and a 4 bbl with a SLIGHTLY steeper gear, I would see more
> increase than I did. I realize it's not gonna run like a stroker or a
> big block, but it shouldn't act like a 2bbl under 3500 rpm. The cam is
> only a .450" lift, double roller timing chain, & everything else is
> bone stock. I'll have to dig up the cam card for specs. It's going to
> get new exhaust (has 2" now) and I'm thinking about 3.23's. If I could
> find a set of headers cheap I would do 'em too.
>
> Bill M
> 65 Coronet 500 'vert
> http://1962to1965mopar.ornocar.com/mmo62008.html
>
> On Sun, Mar 8, 2009 at 5:54 PM, Herb <zephyr9900@xxxxxxxxxxx> wrote:
> > Bill,
> >
> > A cruiser, well if you were looking for the cam lope to impress as you
> > slowly roll by you have to accept the bad performance or spend the money 
> > to
> > make it work (Run Good)! What duration is the cam big duration kills
> > lowend? Your 2.93 is killing you no torque no pull. When you put a big
> > lift & especially big duration cam in you loose low end power and have to
> > compensate for it by lowering your rear end gears. Also you probably have
> > a big converter that is killing you also. You need at minimum to find a
> > small factory one out of a performance car, Junkyards should have them
> > fairly cheap. Their are a lot of variables to look at like what kind of
> > timing chain & gears did you use as a lot of after market ones need to be
> > dialed in with offset keys, what kind of intake are you using because a
> > single plain is a torque killer, what kind of headers and exhaust are you
> > using because big tubes kill torque, were is your timing set at, jetting 
> > on
> > the carb and so on. Changing just a cam almost always or at least 99% of
> > the time has the outcome your experiencing. The cam is down on the list 
> > of
> > needed parts for performance Enhancers. List what All you have done to 
> > the
> > engine and what bolt on power adders you have. Then we can start you down
> > the road to recovery!! (-;
> >
> >    
> > Herb
> >
> > 1959 Coronet 326 Poly
> > 1963 Fury 2D/HT 6.1
> > 1963 Sport Fury Convertible 361
> > 1970 Challenger RT 440
> > 1999 Durango SLT 5.9
> > 2006 300-C Heritage 5.7
> > 2008 SRT-8 Magnum 6.1
> > St. Louis, MO.
> >
> >
> > -------Original Message-------
> >
> > From: Bill
> > Date: 03/08/09 15:41:13
> > To: 62-65 Mopar List
> > Subject: Ignition Tuning
> >
> > OK...now that I have the cam FINALLY broken in, and a carb kit on the
> > way for my AVS, I need to do some fine tuning. When I put my buddies
> > Edelbrock carb (box stock and untouched) on the car for break in, it
> > seemed to run pretty well. But when we drove it, it didn't seem to
> > have much more power than my stock 2bbl setup @ lower rpm's, and it
> > wasn't super impressive @ the higher end. I'm guessing tuning the
> > distributor is next and I've never messed with ignition curving before
> > so I definitely need some help. Besides tuning the distributor and
> > some tweaks on the carb, what else can I do to it?
> >
> > For now I'm be running a Carter AVS, Pertronix electronic ignition,
> > .450 lift cam, stock convertor, and 2.93 gears. This car is a cruiser,
> > but I want some power ans expected much more from the swap right away.
> > Was I Wrong? Suggestions?
> >
> > Thanks!
> > --
> > Bill M
> > 65 Coronet 500 'vert
> > http://1962to1965mopar.ornocar.com/mmo62008.html
>
> ${bottom_text_ad}
> ----
> Please address private mail -- mail of interest to only one person --  
> directly to that person.  I.e., send parts/car transactions and 
> negotiations as well as other personal messages only to the intended 
> recipient, not to the Clubhouse public address. This practice will protect 
> your privacy, reduce the total volume of mail and fine tune the content 
> signal to Mopar topic.  Thanks!
>
> '62 to '65 Mopar Clubhouse Discussion Guidelines:
> http://www.1962to1965mopar.ornocar.org/mletiq.html.


----
Please address private mail -- mail of interest to only one person -- directly to that person.  I.e., send parts/car transactions and negotiations as well as other personal messages only to the intended recipient, not to the Clubhouse public address. This practice will protect your privacy, reduce the total volume of mail and fine tune the content signal to Mopar topic.  Thanks!

'62 to '65 Mopar Clubhouse Discussion Guidelines:
http://www.1962to1965mopar.ornocar.org/mletiq.html. 

This email was sent to: arc.6265@xxxxxxxxxxxxxx

u/?bUrDWg.bSONJP.YXJjLjYy



?p=TEXFOOTER