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Thread: Installed the 3.0" pulley

  1. #1
    Join Date
    Mar 2003
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    San Antonio, TX
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    Hey guys, I installed the 3.0" pulley today along with the single pod and autometer boost gauge.
    The truck has dual exhaust, 2in 2out muffler though, a TB spacer (not sure if it makes a difference), a Radix.

    The stock Radix pulley has a 3.3" pulley.

    The 3.0" pulley made a noticable difference over the stock pulley.
    The stock pulley made exactly 5psi.
    The 3.0" pulley made 6.5psi thru first, as the boost built a tad, it moved to about 6.8psi and in third it hit exactly 7psi.
    There was absolutely no detonation and the a/f was still a little rich, (that's superchips tuning).

    I thought I'd post and let you guys know how it turned out. Next week tuning is happening for the SS. I'm sure there is alot more in there.

    here's the vid of the stock radix pulley, 3.3"
    stock radix pulley

    here's the vid of the 3.0" pulley
    3.0 inch pulley



    later guys,

  2. #2
    Join Date
    Mar 2003
    Location
    San Marcos Texas
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    4,393
    That is badass!! I knew Bill would be spanking me at the track next time I get to go!
    2006 Superior Blue Trailblazer SS AWD, Stock as a rock

    Sold: 2002 GMC Sportside Denali front end with a 2002 LS1, FLT level 5, Yank 2600, Trick Turbo, T76, Nelson intercooler, 60LB injectors, Warbro fuel pump, Eaton locker, Magnaflow, 3.42, Nelson Performance Tuning (speed density).

    Sold: 1981 GMC LB RC 1500 2002 4.8L 4L60E 12 bolt 3.73 Richmond Lock Right AC PS Nelson Performance tuning

  3. #3
    Join Date
    Apr 2003
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    Mansfield, Texas, USA
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    Farmtruc...that's awesome! That blower whine is nice and loud...just how I like it under full load.

    GMCwantsLS1...get some stall and keep up!
    The superior man is modest in his speech, but exceeds in his actions. - Confucius

    "He who asks of life nothing but the improvement of his own nature, is less liable than anyone else to miss and waste life."- Henri Frederic Amiel

    '01 Chev Z71 LT - '85 BMW 745i TURBO - '88 BMW 750iL - '88 Ford F150 XLT Lariat - '79 MB 240D - '79 MB 280S Euro
    '80 MB 380SE-5.0 Euro - '85 MB 300SD - '87 MB 300SDL - 1990 MB 300SEL - '91 MB 300SE - '91 MB 560SEL

    Let's face it, the red hair... makes 'em wet.


  4. #4
    Join Date
    Apr 2003
    Posts
    97
    Nice

    Did you have any problems with the pulley? belt slipping?

    I want one for sure

    Keep us updated with the track times.
    STOLEN: 2005 SILVERADO 1500 4WD ECSB 5.3L 3.42 gears

    Sold: 2003 SILVERADO 1500 RC STEPSIDE 5.3L 3.73 gears

  5. #5
    Join Date
    Sep 2003
    Location
    Cedar Park, TX
    Posts
    193
    Gotta love that whine! The Radix is not as loud as my sidemount, I think the intercooler quiets it a bit.
    '02 1500HD, 6.0L, magnacharger, 2000stall, custom magnaflow with electric cutout, E-fans, Nelson custom tune, Auburn LSD.
    '79 L82 vette, Summit 355, Dart Pro1 heads, Comp 274 cam, Holley TBI, Built TH350 with 2500stall
    '93 Blazer, full size 2dr 4x4, new project.....

  6. #6
    Join Date
    Mar 2003
    Location
    San Antonio, TX
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    Originally posted by The_Mexican@Nov 2 2003, 01:53 AM
    Nice

    Did you have any problems with the pulley? belt slipping?

    I want one for sure

    Keep us updated with the track times.
    Hey, nice to see ya online,

    The install was ok, not too bad.

    Also, I got the '03+ tuning, whenever you wanna stop by, give me a call and we'll wake that Silverado up even more.

    I know there's a lot more in there.


    allen

  7. #7
    Join Date
    Apr 2003
    Posts
    97
    Sure man, I hope that I can go in 2 or 3 weeks, I'll give you a call for the tuning and the pulley.

    Thanks.
    STOLEN: 2005 SILVERADO 1500 4WD ECSB 5.3L 3.42 gears

    Sold: 2003 SILVERADO 1500 RC STEPSIDE 5.3L 3.73 gears

  8. #8
    Join Date
    Mar 2003
    Location
    San Antonio, TX
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    11,038
    that sounds good, just give me a day or so notice and i can't wait to tune that truck, seeing how l82gofast's HD responded, and a couple of charged trucks locally, i know yours will turn out the same.

    Plus , with that pulley, you'll be hauling ass. You want me to pick one up for you, or you going to buy it, I may be a tad cheaper becuase I'm a dealer for the guys that make those pullies?

    Let me know,

    allen

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