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MCH ported RPM flow numbers #444887
08/21/09 08:05 AM
08/21/09 08:05 AM
Joined: May 2004
Posts: 3,210
robin hood country
deaks Offline OP
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deaks  Offline OP
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Does anyone have these, i need the info to order a new converter thanks.
Mick


69 Dart GTS 440 mopar .590 cam, Edelbrock heads, 3200#
best et 6.45, 106.78, 10.14, 132.88 mph, 1.47 60ft
best 60ft 1.36
Re: MCH ported RPM flow numbers [Re: deaks] #444888
08/21/09 08:19 AM
08/21/09 08:19 AM
Joined: Jul 2006
Posts: 4,595
On the south side of Nowhere
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S/ST 3040 Offline
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S/ST 3040  Offline
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I have some BB stuff.

Re: MCH ported RPM flow numbers [Re: S/ST 3040] #444889
08/21/09 08:50 AM
08/21/09 08:50 AM
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U.S.
M
moparniac Offline
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325 @ .700


Mopar Performance
Re: MCH ported RPM flow numbers [Re: moparniac] #444890
08/21/09 09:56 AM
08/21/09 09:56 AM
Joined: May 2004
Posts: 3,210
robin hood country
deaks Offline OP
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Thanks but someone posted a sheet with the numbers before and i forgot to print them off but i will do this time.
Mick


69 Dart GTS 440 mopar .590 cam, Edelbrock heads, 3200#
best et 6.45, 106.78, 10.14, 132.88 mph, 1.47 60ft
best 60ft 1.36
Re: MCH ported RPM flow numbers [Re: deaks] #444891
08/21/09 10:15 AM
08/21/09 10:15 AM
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Riverside, Ca
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G_bob Offline
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Quote:

Thanks but someone posted a sheet with the numbers before and i forgot to print them off but i will do this time.
Mick




It was in the attachment S/ST 3040 posted. But here it is again.

5431213-HeadFlows.jpg (157 downloads)
Re: MCH ported RPM flow numbers [Re: G_bob] #444892
08/21/09 10:29 AM
08/21/09 10:29 AM
Joined: Jul 2006
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On the south side of Nowhere
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S/ST 3040 Offline
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Yeah, sometimes the attachments show up and sometimes not.

I think it has something to do with them being posted over with
the same properties.

Re: MCH ported RPM flow numbers [Re: S/ST 3040] #444893
08/21/09 11:00 AM
08/21/09 11:00 AM
Joined: Dec 2007
Posts: 10,542
BROOK PARK, OH
WILD BILL Offline
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BROOK PARK, OH
Images that are Bitmps will not show up in the thread. You have to click the attachmnet.

His showed up becuase it is a jpg file.

Re: MCH ported RPM flow numbers [Re: WILD BILL] #444894
08/21/09 11:05 AM
08/21/09 11:05 AM
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On the south side of Nowhere
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S/ST 3040 Offline
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Makes sense................No it don't.

What the hell is a Bitmps?

Are they held on with studs?

5431317-Whack!.gif (256 downloads)
Re: MCH ported RPM flow numbers [Re: S/ST 3040] #444895
08/21/09 11:17 AM
08/21/09 11:17 AM
Joined: Dec 2007
Posts: 10,542
BROOK PARK, OH
WILD BILL Offline
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Quote:



What the hell is a Bitmps?






It's the type of file you save it as. The smilie you just posted was a gif

Re: MCH ported RPM flow numbers [Re: WILD BILL] #444896
08/21/09 04:38 PM
08/21/09 04:38 PM
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Posts: 3,210
robin hood country
deaks Offline OP
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Sorry the penny didn't drop, got them now though.
Why are there no numbers at .550 and .650.
Thanks Mick


69 Dart GTS 440 mopar .590 cam, Edelbrock heads, 3200#
best et 6.45, 106.78, 10.14, 132.88 mph, 1.47 60ft
best 60ft 1.36
Re: MCH ported RPM flow numbers [Re: deaks] #444897
08/21/09 05:09 PM
08/21/09 05:09 PM
Joined: Jan 2003
Posts: 15,439
Val-haul-ass... eventually
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BradH Offline
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Quote:

Why are there no numbers at .550 and .650.




Probably because the flow bench operator turned the valve opening tool .100", instead of .050", after measuring the .500" and .600" flow #s...


Re: MCH ported RPM flow numbers [Re: BradH] #444898
08/21/09 06:06 PM
08/21/09 06:06 PM
Joined: Jan 2003
Posts: 6,591
Canton, Ohio
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Sport440 Offline
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Quote:

Quote:

Why are there no numbers at .550 and .650.




Probably because the flow bench operator turned the valve opening tool .100", instead of .050", after measuring the .500" and .600" flow #s...








Or the Numbers dropped significantly at those two points therefore you just dont disclose them.

Re: MCH ported RPM flow numbers [Re: Sport440] #444899
08/21/09 06:46 PM
08/21/09 06:46 PM
Joined: Aug 2003
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Baltimore/Denver
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Quote:

Quote:

Quote:

Why are there no numbers at .550 and .650.




Probably because the flow bench operator turned the valve opening tool .100", instead of .050", after measuring the .500" and .600" flow #s...








Or the Numbers dropped significantly at those two points therefore you just dont disclose them.




No turbulence at .550". Minor turbulence at .650" and port stall at .700" I had mine flowed by the local Hemi-God on his bench, and that's what he found. Jeff's numbers are within 2 cfm at all listed points.

Re: MCH ported RPM flow numbers [Re: Sport440] #444900
08/21/09 06:49 PM
08/21/09 06:49 PM

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Anonymous
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With Jeff doing the work,I highly doubt it.

Re: MCH ported RPM flow numbers #444901
08/21/09 06:57 PM
08/21/09 06:57 PM
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Canton, Ohio
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Sport440 Offline
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Quote:

With Jeff doing the work,I highly doubt it.




I know I was just having some fun with Deaks. Its very common to stop getting reads of the airflow every .050 after .500 lift and for some even sooner . mike

Re: MCH ported RPM flow numbers [Re: deaks] #444902
08/21/09 09:12 PM
08/21/09 09:12 PM
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Posts: 43,285
Bend,OR USA
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Cab_Burge Offline
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not all flow benches flow the same that being said I had Jeff do a set of Eddy RPM for me, I had them flowed on a Super Flow 600 bench by my local machine before and after. Jeffs flow sheet showed more CFM (9CFM at .600)than my machine shops did but his work did increase the flow numbers from 280 CFM at .600 to 310 CFM at .600 on the same bench

Last edited by Cab_Burge; 08/22/09 11:41 AM.

Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)
Re: MCH ported RPM flow numbers [Re: Cab_Burge] #444903
08/21/09 09:36 PM
08/21/09 09:36 PM
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S/ST 3040 Offline
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I ported a set of MP '452 aluminum heads.......

BEFORE

.............Intake....................................Exhaust
.100"_____66.9_________________________62.4
.200"____141.9________________________121.5
.300"____201.7________________________161.2
.400"____247.8________________________185.6
.500"____270.6________________________200.5
.550"____275.7________________________204.4
.600"____278.6________________________209.6
.650"____278.1________________________213.2

AFTER

___________IN__________________EX

.100".........74.5.........................65.4
.200"........151.1.......................142.9
.300"........219.7.......................171.7
.400"........262.8.......................198.4
.500"........286.8.......................217.5
.550"........294.4.......................223.8
.600"........298.7.......................231.4
.650"........305.2.......................237.0
.700"........307.4.......................241.3


5432408-DSCN1413.JPG (74 downloads)
Re: MCH ported RPM flow numbers [Re: S/ST 3040] #444904
08/22/09 12:33 AM
08/22/09 12:33 AM
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Sac, CA
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mopowers Offline
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Here are my MCH eddy rpms. This is with 2.19s.

Intake Lift Exhaust Exhaust w/ tube
78 .100 71 72.9
158.3 .200 120.4 124.8
221.4 .300 158.6 166.4
266.5 .400 184.7 198.1
298.9 .500 200.3 219.3
316.2 .550 206.2 228.6
324.3 .600 210.9 233.3
329.8 .650 215.8 238.2
330.4 .700 218.9 243.8
331.0 .750 220.8 248.2

It looks like my exhaust numbers are a lot less than the other sheets. Any idea why?

Re: MCH ported RPM flow numbers [Re: mopowers] #444905
08/22/09 09:14 AM
08/22/09 09:14 AM
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On the south side of Nowhere
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S/ST 3040 Offline
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Quote:

It looks like my exhaust numbers are a lot less than the other sheets. Any idea why?




I can give a possible reason.......

The cabinet may have a leak, causing high intake
readings and low exhaust readings.








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