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Re: real men port cast iron heads [Re: 440CIVIC] #1015361
06/18/11 04:09 PM
06/18/11 04:09 PM
Joined: Feb 2011
Posts: 64
Merrill, WI
440CIVIC Offline
member
440CIVIC  Offline
member

Joined: Feb 2011
Posts: 64
Merrill, WI
CNC milled exhaust port

6688628-915Heads002.jpg (225 downloads)
Re: real men port cast iron heads [Re: 440CIVIC] #1015362
06/18/11 04:11 PM
06/18/11 04:11 PM
Joined: Feb 2011
Posts: 64
Merrill, WI
440CIVIC Offline
member
440CIVIC  Offline
member

Joined: Feb 2011
Posts: 64
Merrill, WI
After the grinder

6688631-915Heads001.jpg (233 downloads)
Re: real men port cast iron heads [Re: roadhazard] #1015363
06/18/11 04:58 PM
06/18/11 04:58 PM
Joined: Feb 2009
Posts: 1,532
off the grid
340B5 Offline
pro stock
340B5  Offline
pro stock

Joined: Feb 2009
Posts: 1,532
off the grid
My Junk
Quote:

Just a little time in these




Roadhazard; how did you get those roughed up like that? I used 50 grit, and slowed the die grinder way down, but my intakes seem a little too smooth to me.

Re: real men port cast iron heads [Re: 340B5] #1015364
06/18/11 10:19 PM
06/18/11 10:19 PM
Joined: Sep 2005
Posts: 176
Down under
S
slantman Offline
member
slantman  Offline
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S

Joined: Sep 2005
Posts: 176
Down under
I'll join in too.

Here's my 518M head, though not ported by me.



Re: real men port cast iron heads [Re: slantman] #1015365
06/19/11 01:02 AM
06/19/11 01:02 AM
Joined: Mar 2005
Posts: 3,144
Central NC
gch Offline
master
gch  Offline
master

Joined: Mar 2005
Posts: 3,144
Central NC
Smart men pay others to do it.........

Re: real men port cast iron heads [Re: gch] #1015366
06/19/11 02:46 AM
06/19/11 02:46 AM
Joined: Oct 2003
Posts: 7,506
Az
Crizila Offline OP
master
Crizila  Offline OP
master

Joined: Oct 2003
Posts: 7,506
Az
Quote:

Smart menpay others to do it.........




Fastest 300
Re: real men port cast iron heads [Re: Crizila] #1015367
06/19/11 09:24 AM
06/19/11 09:24 AM
Joined: Mar 2005
Posts: 3,144
Central NC
gch Offline
master
gch  Offline
master

Joined: Mar 2005
Posts: 3,144
Central NC

Re: real men port cast iron heads [Re: Crizila] #1015368
06/19/11 09:30 AM
06/19/11 09:30 AM
Joined: Mar 2007
Posts: 9,336
South-Central (Sebring), FL
Commando1 Offline
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Commando1  Offline
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Joined: Mar 2007
Posts: 9,336
South-Central (Sebring), FL
Quote:

real men port cast iron heads




Re: real men port cast iron heads [Re: roadhazard] #1015369
06/19/11 11:59 AM
06/19/11 11:59 AM
Joined: Feb 2011
Posts: 30
Australia
C
Charger VJ RB Offline
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Charger VJ RB  Offline
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C

Joined: Feb 2011
Posts: 30
Australia
Wow never seen anything like that before, what do those suckers flow?


RB XE274H Q-850
Re: real men port cast iron heads [Re: Charger VJ RB] #1015370
06/19/11 05:23 PM
06/19/11 05:23 PM
Joined: Jan 2003
Posts: 11,912
APACHE JUNCTION AZ
J
Joesixpack Offline
I Live Here
Joesixpack  Offline
I Live Here
J

Joined: Jan 2003
Posts: 11,912
APACHE JUNCTION AZ
wow Mike those 915 Js are SWEET!got a pair of bare virgins i will send to ya,make em look like that!LOL worth at least two tenths!

Re: real men port cast iron heads [Re: Joesixpack] #1015371
06/19/11 05:32 PM
06/19/11 05:32 PM
Joined: Jan 2003
Posts: 11,912
APACHE JUNCTION AZ
J
Joesixpack Offline
I Live Here
Joesixpack  Offline
I Live Here
J

Joined: Jan 2003
Posts: 11,912
APACHE JUNCTION AZ
I did a pair of 906s sitting on top of a garbage can in an alley,when i worked at Borowskis back in 87,went to a guy in Kankakee or Bourbanais named Alan, went on a street racer. were not pretty but,did not hit any water jackets,2.14/1.81 valves,epoxied some spring cups for big triples,intake ports ended up not fitting any known or avail gasket....had to make them..they ported the intake to match,worked great on a .060 440 with 4.00 stroker crank...i think it was around 511-512 cubes...real old school as that is what we knew back then.

Re: real men port cast iron heads [Re: Crizila] #1015372
06/19/11 06:29 PM
06/19/11 06:29 PM
Joined: Jun 2003
Posts: 52,972
Romeo MI
MR_P_BODY Offline
Master
MR_P_BODY  Offline
Master

Joined: Jun 2003
Posts: 52,972
Romeo MI
I did my W-2s... didnt go crazy but they went 305 cfm

Re: real men port cast iron heads [Re: Joesixpack] #1015373
06/19/11 09:00 PM
06/19/11 09:00 PM
Joined: Jan 2003
Posts: 9,146
Now - Port Orange,Fla. Former...
MIKES_DUSTER Offline
master
MIKES_DUSTER  Offline
master

Joined: Jan 2003
Posts: 9,146
Now - Port Orange,Fla. Former...
Quote:

wow Mike those 915 Js are SWEET!got a pair of bare virgins i will send to ya,make em look like that!LOL worth at least two tenths!




Thanks Joe!!!!! But I cant take the credit. A real good friend in Ky ported and flowed them for me. He is VERY reasonable and GOOD!!!! He said that they were the BEST stock smallblock head he has done. They flowed pretty well too.

Re: real men port cast iron heads [Re: Crizila] #1015374
06/19/11 09:21 PM
06/19/11 09:21 PM
Joined: Nov 2004
Posts: 3,544
Syracuse,NY
CompWedgeEngines Offline
master
CompWedgeEngines  Offline
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Joined: Nov 2004
Posts: 3,544
Syracuse,NY
Dwayne and I did some Equest heads together, and you'd be surprised at what they responded to, what they didnt like, and what made them go backwards. Some of standard cylinder heads mods, didnt respond well. Some very very simple things worked excellent. Its not always bigger and hawged out is better. Shiny doesnt mean fast.... ...they are great little heads in my opinion, and can be made to work very well with MINIMAL work.


RIP Monte Smith

Your work is a reflection of yourself, autograph it with quality.

WD for Diamond Pistons,Sidewinder cylinder heads, Wiseco, K1 rods and cranks,BAM lifters, Morel lifters, Molnar Technologies, Harland Sharp, Pro Gear, Cometic, King Engine Bearings and many others.
Re: real men port cast iron heads [Re: CompWedgeEngines] #1015375
06/19/11 09:39 PM
06/19/11 09:39 PM
Joined: Oct 2003
Posts: 7,506
Az
Crizila Offline OP
master
Crizila  Offline OP
master

Joined: Oct 2003
Posts: 7,506
Az
Quote:

Dwayne and I did some Equest heads together, and you'd be surprised at what they responded to, what they didnt like, and what made them go backwards. Some of standard cylinder heads mods, didnt respond well. Some very very simple things worked excellent. Its not always bigger and hawged out is better. Shiny doesnt mean fast.... ...they are great little heads in my opinion, and can be made to work very well with MINIMAL work.


You "forgot" to share any pertinent info - not to mention any pics. Simple ( usually means obvious ) things always show big improvement when you are starting with A stock casting. "Shiny doesn't mean fast" is a true statement.


Fastest 300
Re: real men port cast iron heads [Re: Crizila] #1015376
06/19/11 10:46 PM
06/19/11 10:46 PM
Joined: Aug 2006
Posts: 614
Michigan
G
Get-X Offline
mopar
Get-X  Offline
mopar
G

Joined: Aug 2006
Posts: 614
Michigan
My 915 castings after being freshened up this year with new 2.14 1.81 valves, springs, guides and valve job. They're mildly bowl and match ported for street use on the GTX.





'65 Belvedere
'68 GTX
'57 Dodge pickup
Re: real men port cast iron heads [Re: Crizila] #1015377
06/19/11 11:14 PM
06/19/11 11:14 PM
Joined: Oct 2003
Posts: 7,506
Az
Crizila Offline OP
master
Crizila  Offline OP
master

Joined: Oct 2003
Posts: 7,506
Az
On the subject of port finish (shiny), that argument has been around sice Joe M. was porting heads for Mazmanian. IMO, port finish has little to do with flow ( changing the boundary layer / fuel drop-out, etc.). Those things are driven by port shape and velocity. I like smooth ( shiny if you will )intake ports for the same reason I make the exhaust ports and backs of the valves smooth. They just stay cleaner longer. I'm sure there are a million professional porters out there that will disagree with me on this, but - there has to be something that seperates the amateurs from the professionals.


Fastest 300
Re: real men port cast iron heads [Re: CompWedgeEngines] #1015378
06/20/11 12:16 AM
06/20/11 12:16 AM
Joined: Jan 2003
Posts: 5,486
SoCal
Brian Hafliger Offline
master
Brian Hafliger  Offline
master

Joined: Jan 2003
Posts: 5,486
SoCal
Quote:

Dwayne and I did some Equest heads together, and you'd be surprised at what they responded to, what they didnt like, and what made them go backwards. Some of standard cylinder heads mods, didnt respond well. Some very very simple things worked excellent. Its not always bigger and hawged out is better. Shiny doesnt mean fast.... ...they are great little heads in my opinion, and can be made to work very well with MINIMAL work.




This post is worthless without pics!


Brian Hafliger
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