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11-27-2006, 01:02 PM   #11 (permalink)
TALONS
 
Join Date: May 2005
Posts: 102
Edelbrock Victor Jr

yep...those look like my 210's

You should keep the exhaust a little on the small side if you are intending on putting these on a 347 or smaller - I have not got to the exhaust yet.

On the Intake the air is REALLY lazy till about .3 lift - this is bad for a long rod motor.

If you can keep the ex. speed up( dont confuse this with unspent gasses in the chamber) - it should help on overlap to help initiate the pull on the intake.... in theory.

we shall see

Jim
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11-27-2006, 09:08 PM   #12 (permalink)
Is1BadFord
 
Join Date: Sep 2002
Posts: 803
Edelbrock Victor Jr

These heads are actually sold to a kid who's going to be using a power adder. So I told him I'd clean up the exhaust a bit with the bowl blend. I've got about 2hrs in the set, including the bowl blend and exhaust cleanup. Just have to run them over with a flapper wheel, and finished =).

Cris
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11-28-2006, 01:06 AM   #13 (permalink)
ou812
 
Join Date: Nov 2004
Location: SoCal
Posts: 343
Edelbrock Victor Jr

Low lift flow has little to nothing to do with long or short rods. Infact, if the valve lift will be over .600, you would be better off working the port for good flow numbers from .400 to .600 lift and lessening the turbulence.
Small exhaust ports or large, cid does not really dictate the exhaust size. Rpm, the entire exhaust system, compression, and other factors dictate exhaust port size.
The pull on the intake port that you are referring to is called scavenging, during the overlap phase. This should be done with the camshaft. The ports should flow as much as possible, with the smallest port size to prevent choke.
This is what sets you up to make more than 1.6 HP/cid.
Brian
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11-30-2006, 03:07 PM   #14 (permalink)
Mosse
 
Join Date: Jun 2003
Posts: 154
Edelbrock Victor Jr

These are 190 cc I just got from Alex´s autoparts.

http://kuvablogi.com/blog/3570/

I´m just all over them with dremel... Bowls are starting to look decent, still rough, sanding etc...

Just measured the hood clearence; plenty room for Air-Gap, so FelPro 1262 are next in line.

Sorry About the Hijack, Some one could change the header... [img]/forums/images/smiles/icon_wink.gif[/img]

...and thanks for all the folks at Ford Muscle Forum, you make this forum the best source of REAL info in the net!

As Borat says: SUCCESS!

<font size=-1>[ This Message was edited by: Mosse on 12/1/06 6:16am ]</font>
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01-14-2007, 07:32 PM   #15 (permalink)
frdnut
 
Join Date: Jan 2002
Location: Ontario,Canada
Posts: 3,600
Edelbrock Victor Jr

How old are we talking when we are comparing vic jrs to old and new?Is there a part # or something that you can actually tell how old your heads are?..I just bought a set that are at about 2 years old so I don't know if that would make them the old style?
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01-15-2007, 04:17 PM   #16 (permalink)
mavman
 
Join Date: Jun 2001
Posts: 4,392
Edelbrock Victor Jr

I think the old style were 4 digit part numbers and the new style are 5 digit. Might be wrong...someone correce me if I am.

I know my RPM heads are like that. Old ones were 6025 and are slightly different than the 60259s which are on my Mustang. There isn't a whole lot of difference, but the spark plug location is one of the differences. The 60259s are a little deeper into the chamber, which causes a clearance issue with some dome pistons (specifically the TRW L2249NF)
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