RE: don retired?

[Paul Lennemann <pjlenn@xxxxxxxxx>]

Thanks to both Earl and Don for weighing in on my question.  Since I 
already have the Street Dominator and I'm spending more money than I 
wanted to, I think I'll do as Don is fond of saying and save my "gold" 
for something else.

Paul L.
'63 Sport Fury
440/727
http://www.1962to1965mopar.ornocar.org/ml-lennemann63.html

Earl Helm wrote:
> 
> Don,
> 
> Sorry to hear that you are really retired. We have lost a true talent. 
> The
> 5/7 thing is of 
> great interest to me. I have a couple of friends who race Chevys like 
> myself
> that have 
> tried the reverse grind cams, and neither of them saw any results on the
> dyno. They 
> did see a difference in the data acquisition, i.e. more even cylinder 
> temps,
> and were 
> able to go back to 4 square jetting. Which in theory should give you a
> smoother running 
> motor. Who the heck knows? Not me.
> 
> I love the Dominator with the intermediate jetting. I even put one on my
> race car. Lets 
> it come up on the converter without ever stumbling. When I stage, I like 
> to
> bring the 
> RPM's up to about 2500 and hold it until the bulb comes on, then drop 
> the
> hammer and 
> take it all the way up on the converter. The intermediate jetting helps 
> an
> old man be smooth.
> 
> Guys, don't flame me because I race a chevy. All my hot rods are Mopars.
> 
> Earl
> 
> 
> Well thanks for thinking of me Earl but I am retired for good now. What 
> is
> nice about the OR build is it can be built successfully by any shop 
> willing
> to follow the specs. 
> Re the intakes. I am a big fan of both the Holley Street Domniator 
> (which I
> used on the lemans project engine 400 cu inch for the Nascar Returns to
> Lemans practice car) It is an exceptional manifold and was for many 
> years my
> absolute favorite single four for 440s. The RPM plus is a dual plane but 
> it
> doesnt know it. It works very well and is fat on power all the way up. 
> A dual plane has an interesting thing we dont always appreciate. When we 
> run
> a single plane we have a double gulp on the drivers side rear corner of 
> the
> manifold as 5 and 7 fire in sequence (so they intake in sequence too) 
> This
> is like trying to sing too long without taking a breath and at extreme
> performance levels can be disruptive if the demands are high enough. The 
> cam
> companies make a swapped firing order cam for the chevies but despite me
> asking as early as 1990 none is yet made for our motors HOWEVER, when we 
> use
> a dual plane 5 and 7 are no longer ingesting from the same carb barrel.  
> Not
> the be all end all but certainly something to think about. I do know 
> that
> Edelbrock put a huge amount of effort into the Rpm plus intake. It 
> shiows up
> on the dyno able to run right with the single planes and hardly any
> difference only a few percent which could even be a weather change thing 
> if
> dyno was not run on the same day back to back. Air presssure and density 
> aka
> God's Supercharger, can make a huge difference. If dyno charts are 
> corrected
> that is less of a problem but I am from Missouri. (NOt really but ya 
> know
> what I mean)Ya gotta show me!
> Which manifold? Both are exceptional. Choose the one you have an a 
> leaning
> towards
> Don
> Author of
> Return to Deutschland (True Adventure)
> Old Reliable (Mopar)
> http://altonapublicschool.faithweb.com/
> 
> http://seniordragster.bravehost.com/index.html
> [Non-text portions of this message have been removed]
> 
> 
> ----
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> 
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> 
> 
> 
> 
> 


----
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.