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Thread: MAF lb/min

  1. #1
    Join Date
    Sep 2005
    Posts
    314
    Just wonder how well you guys are flowing at WOT. I have been testing different setups on different N/A trucks to see how they compare. I think im breathing pretty good. (how much does air way?) The areochamber seems to flow real good compared to the hi $ Gibson. Each truck had a 220/220 112 cam.

    My 99 EC/SB 5.3 stock was 30 lb/min
    After cam, LT headers, ORY, Cutout and Magnaflow system 42 lb/min

    04 5.3 CC, 29 lb/min stock
    Cam, Gibson Shorty headers, cats and Gibson cat back 32 lb/min

    02 5.3 EC/SB 29 lb/min stock
    Cam, LT headers, cats and Areochamber 36 lb/min

  2. #2
    Join Date
    Mar 2003
    Location
    San Antonio, TX
    Posts
    11,038
    <div class='quotetop'>QUOTE(Tyson &#064; Jun 5 2006, 10&#58;28 PM) [snapback]54797[/snapback]</div>
    Just wonder how well you guys are flowing at WOT. I have been testing different setups on different N/A trucks to see how they compare. I think im breathing pretty good. (how much does air way?) The areochamber seems to flow real good compared to the hi &#036; Gibson. Each truck had a 220/220 112 cam.

    My 99 EC/SB 5.3 stock was 30 lb/min
    After cam, LT headers, ORY, Cutout and Magnaflow system 42 lb/min

    04 5.3 CC, 29 lb/min stock
    Cam, Gibson Shorty headers, cats and Gibson cat back 32 lb/min

    02 5.3 EC/SB 29 lb/min stock
    Cam, LT headers, cats and Areochamber 36 lb/min
    [/b]
    I think I saw about 58lb&#39;s on the Av., flow was pretty much maxed out at 11,000+hz.

    later,
    allen

  3. #3
    Join Date
    Jan 2005
    Location
    Conway, AR
    Posts
    1,353
    37 lb/min on my 99 ecsb Z71 w/Z06 cam. that was on my Nelson tune. I dunno how much I am flowing since I tuned my VE tables, I had to add to the higher VE values so the numbers up top are probably not much higher, if not a bit lower.

    Chris
    2009 Silverado, HPTuners, all stock.

  4. #4
    <div class='quotetop'>QUOTE(Tyson &#064; Jun 5 2006, 11&#58;28 PM) [snapback]54797[/snapback]</div>
    Just wonder how well you guys are flowing at WOT. I have been testing different setups on different N/A trucks to see how they compare. I think im breathing pretty good. (how much does air way?) The areochamber seems to flow real good compared to the hi &#036; Gibson. Each truck had a 220/220 112 cam.

    My 99 EC/SB 5.3 stock was 30 lb/min
    After cam, LT headers, ORY, Cutout and Magnaflow system 42 lb/min

    04 5.3 CC, 29 lb/min stock
    Cam, Gibson Shorty headers, cats and Gibson cat back 32 lb/min

    02 5.3 EC/SB 29 lb/min stock
    Cam, LT headers, cats and Areochamber 36 lb/min
    [/b]
    I am hooking up a 2 BAR MAP next week to see where I am actually at kPA wise...I think up top I am pushing 175 kPA.....

    I logged this morning and at 85% throttle I saw 57.81 lb/min ............ My MAF is maxed at WOT.....

    Hello 2 BAR SD.................
    2004 Nekkid Z71 Avalanche with increased traction, enhance aerodynamics, and upgraded airflow.....

  5. #5
    Join Date
    Mar 2006
    Location
    Dawson Springs KY
    Posts
    284
    Depending on the weather, I&#39;m seeing 55-58 lb/min max.

    2011 Silverado LT 5.3 bone stock (for now)

    (gone but not forgotten)02 Avalanche Z-71 Vortech supercharged 3.12 pulley 10psi, SMC meth injection, 33 12.50-17 procomp AT, 17x9 procomp wheels, AVIC-N2 NAV, 4.56 gears, Detroit TrueTrac, 2500 stall converter, transgo HD2 shift kit, Vette servos, 80mm BBK throttle body, Edelbrock shortie headers Cold Fusion wet shot (60hp), and too many more mods to list. 8.86/18th 472rwhp/499rwtq

  6. #6
    <div class='quotetop'>QUOTE(KY_BOB &#064; Jul 18 2006, 09&#58;33 AM) [snapback]58309[/snapback]</div>
    Depending on the weather, I&#39;m seeing 55-58 lb/min max.
    [/b]
    Hey Bobby, let me give you something to shoot for... I logged this morning...98% throttle-80* outside air at 26.1" HG, I saw 63.55 lb/min @ 12001 HZ. This was with a commanded 11.3 AFR and actual 10.8 AFR.... need to lean this pig out a little up top.....

    I will send you the log in a bit.....
    2004 Nekkid Z71 Avalanche with increased traction, enhance aerodynamics, and upgraded airflow.....

  7. #7
    Join Date
    Mar 2003
    Location
    San Antonio, TX
    Posts
    11,038
    <div class='quotetop'>QUOTE(FlaBouy &#064; Jul 19 2006, 04&#58;51 AM) [snapback]58358[/snapback]</div>
    Hey Bobby, let me give you something to shoot for... I logged this morning...98% throttle-80* outside air at 26.1" HG, I saw 63.55 lb/min @ 12001 HZ. This was with a commanded 11.3 AFR and actual 10.8 AFR.... need to lean this pig out a little up top.....

    I will send you the log in a bit.....
    [/b]
    show off

  8. #8
    Join Date
    Jun 2005
    Location
    Round Rock
    Posts
    1,517
    And I thought 47 lb/min was good....
    08 HHR SS
    Black on Black 5 spd with no options


    Pics of Christine, the '05 VHO My Car Domain Site

  9. #9
    <div class='quotetop'>QUOTE(farmtruc &#064; Jul 19 2006, 09&#58;24 AM) [snapback]58373[/snapback]</div>
    show off
    [/b]
    Hey I was taught by the best.......

    Did I mention that was at 5700 rpm..... can&#39;t wait to spin it on up........
    2004 Nekkid Z71 Avalanche with increased traction, enhance aerodynamics, and upgraded airflow.....

  10. #10
    Join Date
    Mar 2003
    Location
    San Antonio, TX
    Posts
    11,038
    <div class='quotetop'>QUOTE(FlaBouy &#064; Jul 19 2006, 11&#58;15 AM) [snapback]58385[/snapback]</div>
    Hey I was taught by the best.......

    Did I mention that was at 5700 rpm..... can&#39;t wait to spin it on up........
    [/b]


    Your truck has a lot of potential, wait until you dump that maf and get it tuned up nicely&#33;&#33; It&#39;s gonna fly&#33;

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