LT1 Based Engine Tech 1993-1997 LT1/LT4 Engine Related

Are these Flow #'s any good?

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Old Aug 16, 2004 | 09:12 PM
  #1  
smokindastangs's Avatar
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From: Marietta, Ga
Are these Flow #'s any good?

Intake:
.200 = 135
.300 = 201
.400 = 243
.500 = 264
.550= 270
.600 = 276
.650 = 279

Exaust:
.200 = 110
.300 = 157
.400 = 180
.500 = 195
.550 = 202
.600 = 208
.650 = 212

What "stage" would these heads be compared to?.....I am looking for a nice flowing set of stage two heads and I was wondering if I should consider these.
Old Aug 16, 2004 | 09:30 PM
  #2  
RE AND CHERYL's Avatar
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Re: Are these Flow #'s any good?

Those are pretty good numbers. Some one must have paid a pretty good chunk of change for them.

I would call any LT1 head that flows over 275 on the intake and 200 on the exhaust to be an awsome street/strip head.

How much?
Old Aug 16, 2004 | 09:31 PM
  #3  
smokindastangs's Avatar
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Re: Are these Flow #'s any good?

would they even compare to a stock set of AFR's?
Old Aug 17, 2004 | 09:58 AM
  #4  
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Re: Are these Flow #'s any good?

If they are on a honest bench then yeah those are some good stage 2 heads right there.

Bret
Old Aug 17, 2004 | 10:04 AM
  #5  
WS Sick's Avatar
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Re: Are these Flow #'s any good?

Thise are much better than my AFR 190s were stock, but the exhaust after mild massaging became much better, those are some awesome flowing heads you have there.
Old Aug 17, 2004 | 12:11 PM
  #6  
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Re: Are these Flow #'s any good?

Those are VERY similiar flow #'s to my GTP Stage II heads....
Old Aug 17, 2004 | 12:16 PM
  #7  
blown383's Avatar
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Re: Are these Flow #'s any good?

THREAD HIJACK!!!!!

Here are my numbers....how are these?


Lift Intake Exhaust
.050 34.5 23.4
.100 62.7 47.7
.150 98.0 74.4
.200 133.2 105.0
.250 165.3 122.5
.300 190.8 140.1
.350 219.0 153.2
.400 237.7 164.6
.450 253.2 173.5
.500 269.4 180.1
.550 273.7 185.1
.600 273.8 188.7
.650 274.3 190.6
.700 273.9 192.1

-B

Last edited by blown383; Aug 17, 2004 at 12:33 PM.
Old Aug 17, 2004 | 12:18 PM
  #8  
TQdrivenws6's Avatar
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Re: Are these Flow #'s any good?

Originally Posted by blown383
THREAD HIJACK!!!!!

There are my numbers....how are these?


Lift Intake Exhaust
.050 34.5 23.4
.100 62.7 47.7
.150 98.0 74.4
.200 133.2 105.0
.250 165.3 122.5
.300 190.8 140.1
.350 219.0 153.2
.400 237.7 164.6
.450 253.2 173.5
.500 269.4 180.1
.550 273.7 185.1
.600 273.8 188.7
.650 274.3 190.6
.700 273.9 192.1

-B
I am guessing LE heads from atleast 6mo-1yr ago?
Numbers aren't bad, but midlifts could be better.
Old Aug 17, 2004 | 01:22 PM
  #9  
WS Sick's Avatar
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Re: Are these Flow #'s any good?

Doesnt appear exhaust was flowed with a pipe either.
Old Aug 17, 2004 | 06:12 PM
  #10  
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Re: Are these Flow #'s any good?

The origional flow numbers if they are correct are very good. It's the low lift numbers that really stand out.
Old Aug 17, 2004 | 11:47 PM
  #11  
SILVERZZ28's Avatar
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Re: Are these Flow #'s any good?

Originally Posted by SStrokerAce
If they are on a honest bench then yeah those are some good stage 2 heads right there.

Bret

Any luck on mine?
Old Aug 18, 2004 | 12:02 AM
  #12  
bunker's Avatar
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From: North Vancouver, BC
Re: Are these Flow #'s any good?

Hmm.. my LE head flow numbers :
.1 66.8/53.3
.2 140.3/104.2
.3 202.1/147.8
.4 240.0/172.9
.5 264.9/187.8
.55 266.4/193.5
.6 268/197.0

Not as crazy as yours up top especially on the exhaust, but my MID lifts are great, so pretty similar to yours, your exhaust is really crazy man.
Old Aug 18, 2004 | 02:12 AM
  #13  
1badasZ's Avatar
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From: Florence Mississippi
Re: Are these Flow #'s any good?

my LE head flow numbers.

2 136/102
.3 192/147
.4 239/170
.5 267/183
.6 272/191
Old Aug 18, 2004 | 07:52 AM
  #14  
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From: High Orbit
Re: Are these Flow #'s any good?

And mine -

.2 136 / 105
.3 193 / 149
.4 239 / 176
.5 266 / 186
.6 272 / 191
Old Aug 18, 2004 | 09:22 AM
  #15  
smokindastangs's Avatar
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From: Marietta, Ga
Re: Are these Flow #'s any good?

the great thing is that i got them w/ springs and studs for $600



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