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Thread: i just dont get it

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  1. #1
    well i went to the track today and ran the same damn time. well it was 65*'s and humidity was at 100%. on the 1st pass i ran the 3.1 pulley (9lbs of boost) 60ft@1.89/ 1/8mile@8.70@77mph and a 13.76@96mph and on the 2nd pass with the 2.75pulley (13lbs of boost) i ran a 60ft@1.91, 1/8mile@8.59@79.28mph and 1/4mile@13.57@96. all with meth and the 3 nozzles. im not improving my times at all. im running the same damn times i ran before with out meth and sd tune. i just dont get it. i think there seriously a problem with the motor. so what could be wrong. could it be the radix intercooler the radix itself, motor, i dont f%%ken know but im pissed.
    Whoop Ass Racing
    Radix W/Intercooler
    E.T is a 12.79@105mph
    http://i25.photobucket.com/albums/c5...sracer/sig.jpg

  2. #2
    Join Date
    Jun 2004
    Location
    george west texas
    Posts
    3,694
    how are your iat's during the runs...how hi do they go...
    '13 silverado LT...stock

    '11 lt 4x4 z71..tvs1900

    '01 gmc twins 6.0 jakes 400 ladder bars w/ coilovers tuned by nelson performance

  3. #3
    Join Date
    Nov 2003
    Location
    Denton Texas
    Posts
    20,540
    Your injectors could be maxed out?

    Your exhaust could be a bottle neck that only is allow x-amount of air to leave the engine?

    Did you install a blower friendly camshaft?
    See my truck data in the "My Garage" section here... http://www.ls1truck.com/forums/my-ga...tml#post191709

  4. #4
    i dont know what my iats were cuz i didnt have a source to find out. and no i dont have a cam to go along with this radix. last night there was a 06silverado rcsb with radix, gt2-3cam tune and 3000stall and run a 12.44 dont know what mph he came out but that truck really moved. i mean i got my 60fts but 1/4mile and mph arent there at all i never had this f@#ken problem before im pissed. my injectors are at 100%DC
    Whoop Ass Racing
    Radix W/Intercooler
    E.T is a 12.79@105mph
    http://i25.photobucket.com/albums/c5...sracer/sig.jpg

  5. #5
    Join Date
    Sep 2006
    Posts
    155
    I dont know much but, your injectors are maxed out which is not good?? is that the 42lbs??
    01 ECSB 2WD

    cammed 6.0
    12.32 @108mph N/A
    11.7@114mph 125shot

  6. #6
    43lb injectors. but i've been having problems with my mph at the end of the 1/4mile and elapse time as well. dont know if by tuning again with the 3.1pulley and increase timing would help any i dont have any hope of getting better times.
    Whoop Ass Racing
    Radix W/Intercooler
    E.T is a 12.79@105mph
    http://i25.photobucket.com/albums/c5...sracer/sig.jpg

  7. #7
    Join Date
    Nov 2003
    Location
    Denton Texas
    Posts
    20,540
    have you done anything to help the exhaust flow out better? You can keep pushing boost but if it won't exhale your times are going to suffer. I'd sure look into a little blower friendly cam if you're looking to improve your times dramatically. Your times in your signature, when was that and what engine configuration? It seems you've slowed down a full second for some reason.
    See my truck data in the "My Garage" section here... http://www.ls1truck.com/forums/my-ga...tml#post191709

  8. #8
    well the times before were everything except the meth, sdtune, tbstall and 28slicks. i ran it with stock stall and 26etstreets. all runs were with my 5.3l
    Whoop Ass Racing
    Radix W/Intercooler
    E.T is a 12.79@105mph
    http://i25.photobucket.com/albums/c5...sracer/sig.jpg

  9. #9
    Join Date
    Jun 2004
    Location
    george west texas
    Posts
    3,694
    i was just thinking....you ran good times the way it was before but noe you cant seem to run the times ....your cats might be getting plugged and causing you to loose power up top....
    '13 silverado LT...stock

    '11 lt 4x4 z71..tvs1900

    '01 gmc twins 6.0 jakes 400 ladder bars w/ coilovers tuned by nelson performance

  10. #10
    i took off my cats
    Whoop Ass Racing
    Radix W/Intercooler
    E.T is a 12.79@105mph
    http://i25.photobucket.com/albums/c5...sracer/sig.jpg

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