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Discussion Starter · #1 ·
First, I'm not here to sell anything. I've done an independent flow test on both cylinder heads. I thought I would post because there are many SBC guys and these heads are extremley good! One of the untold stories at looking at raw flow data is the hidden aspect of velocity. These heads are dead nuts for there flow!

They were designed by Darin Morgan, enough said. The beauty in the 210cc head is the flexability. You want a non-raised runner you have it. Want to use that core to make a raised runner, it has enough material. You want a 2.5 in² choke, you have it. Want to use that same core and get a 2.95 in² choke, you can do it.. Or you can run them in out of box shape.

The 195cc head has very good off throttle and drivability on street strip engine of small displacement and allows the engine to accelerate quickly. Guys put these mild performance engines in these heavy street cars. Darin wanted to give them something that flowed well but had air speed out the butt. They can drop that 195cc port head on a 305 or a 383 with street gearing and a mild cam and feel the TQ in there ass.

195cc out of box. 2.055 valve 45º valve job. This same head will flow 300+ at .500 amd 307 at .800 ported.

.200/156.2
.300/216.6
.400/262.8
.500/277.3
.600/282.5
.700/284.7
.800/285.2

210cc out of box. 2.055 valve 45º valve job.

.200/158.7
.300/211.0
.400/261.5
.500/285.0
.600/289.9
.700/294.7
.800/294.8

210cc out of box. 2.08 valve 45º valve job

.200/155.1
.300/211.9
.400/260.4
.500/288.7
.600/291.1
.700/297.5
.800/299.8

The 210cc can flow some serious wind ported. If anyone has any questions, please feel free to call or email. Or, you can call Darin at Pro-Filer.

Darin Morgan
R&D / Product Development Manager
Profiler Performance Products
12170 Milton Carlisle RD
New Carlisle Ohio 45344
Phone 937-846-1333
Fax 937-846-1889
cell 682-559-0321
[email protected]
http://www.profilerperformance.com
http://www.darinmorgan.com

Thanks for taking the time to read this.

Chad Speier
Speier Racing Heads
785 623-0963
www.SpeierRacingHeads.com
 

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Good #'s but AFR 195 Competion's flow as good or better than the 210's with 2.08. I like the AFR's smaller ports.
 

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Good #'s but AFR 195 Competion's flow as good or better than the 210's with 2.08. I like the AFR's smaller ports.
Comparing an as cast head to fully CNC'd head?

:noway: I'll take a custom ported Pro-filer any day over an out of the box AFR head that quits at .600" lift.

Especially, on anything 406 or bigger!

Jason G.
 

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Discussion Starter · #6 ·
Back up fridge.. Isn't THAT Competition a CNC ported head? Plus my catalog says it's also a 2.08 valve. What about shape? What about velocity? Comparing flow number is a painfully bad mistake..

In my World I can't compare a CNC vs a as-cast head..

Plus the AFR stops flowing at .600 lift.. bad bad bad..

PS I don't want to turn this into another AFR vs... thead! It's cumbersome to say the least..
 

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Back up fridge.. Isn't THAT Competition a CNC ported head? Plus my catalog says it's also a 2.08 valve. What about shape? What about velocity? Comparing flow number is a painfully bad mistake..

In my World I can't compare a CNC vs a as-cast head..

Plus the AFR stops flowing at .600 lift.. bad bad bad..

PS I don't want to turn this into another AFR vs... thead! It's cumbersome to say the least..
Sorry, didn't realize cast vs cnc...debate is over:hurray:
 

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Guys,

If you need cylinder head or intake work on something existing or something new......

Chad is your man.

Honest evaluation, quality work, reasonable prices, and quick turnaround time.

:thumbsup:
 

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