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Thread: 5.3 dyno numbers

  1. #1

    5.3 dyno numbers

    Just got home from the dyno tune......Put down-
    On Motor-325RWHP 320RWTQ
    On 75 shot-364RWHP 365RWTQ
    pulls were made in 3rd gear unlocked, it made +7hp unlocked than locked.


    Getting strapped down



    Dyno graph of motor pull

    graph of nitrous pull

    graph of nitrous pull


    http://www.youtube.com/watch?v=qWZNfmjzdhA
    5.3l-Tsp 220/220 .581/.581 112LSA, Comp 918 revised springs, tsp pushrods-UDP intake, LS1 E-fans, Walbro 255,vette servo, tru cool 40k cooler-4.11s with detroit tru trac. Nitrous Outlet big noid wet system with Harris Speed Works plate and Microedge controller-only on 75 shot........for now!

  2. #2
    Join Date
    Jul 2009
    Posts
    532
    not bad ... figured would been higher torque on the nitrous pull.
    04 Silverado Z-71 Extended Cab

    Magnaflow, 10.4 TV 50 wires, tr-55ix, Synthetics, HID's, JL audio, 33.5", leveling kit, tuned, CAI, vette servo, cam, valve job, pacesetter. 9.3@77.5 and 14.5@93.4

    06 2wd

    custom cam, tune, 3.73's, servo, HID's, 10.4mm wires, long-tubes, CAI, magnaflow, 2.5" shackles, Circle-D 3200, UD, JL Audio 4.1, Alpine 5ch

  3. #3
    yea i need to tweek the fuel jet to lean it up some, it was really rich.
    5.3l-Tsp 220/220 .581/.581 112LSA, Comp 918 revised springs, tsp pushrods-UDP intake, LS1 E-fans, Walbro 255,vette servo, tru cool 40k cooler-4.11s with detroit tru trac. Nitrous Outlet big noid wet system with Harris Speed Works plate and Microedge controller-only on 75 shot........for now!

  4. #4
    Join Date
    Jan 2008
    Posts
    1,550
    what was your afr on the spray?

    04 RCSB 5.3, Homemade 80mm FM, TU1, TH400

  5. #5
    11.2
    5.3l-Tsp 220/220 .581/.581 112LSA, Comp 918 revised springs, tsp pushrods-UDP intake, LS1 E-fans, Walbro 255,vette servo, tru cool 40k cooler-4.11s with detroit tru trac. Nitrous Outlet big noid wet system with Harris Speed Works plate and Microedge controller-only on 75 shot........for now!

  6. #6
    Join Date
    Jan 2008
    Posts
    1,550
    Yea a little rich there. Try to be around 12.2-12.5 on spray for the most powa

    04 RCSB 5.3, Homemade 80mm FM, TU1, TH400

  7. #7
    i need to get a .026 jet for the fuel
    5.3l-Tsp 220/220 .581/.581 112LSA, Comp 918 revised springs, tsp pushrods-UDP intake, LS1 E-fans, Walbro 255,vette servo, tru cool 40k cooler-4.11s with detroit tru trac. Nitrous Outlet big noid wet system with Harris Speed Works plate and Microedge controller-only on 75 shot........for now!

  8. #8
    Join Date
    Dec 2006
    Posts
    4,033
    not to bad, you have a 22 jet? if so just bore it to a 26
    Simple: 408 on steroids!
    single digits coming soon!

  9. #9
    Join Date
    Aug 2010
    Location
    Cannon Falls Mn.
    Posts
    214
    Nice Numbers

    99 4x4 5.3 NELSON TUNED / 02 Ls1 CAM / 02 Ls1 "241 Heads" Port/Polish milled .045" / 03 INJECTORS / AIR RAID JR. INTAKE / PORTED THROTTLE BODY / TR55's / EGR DELETE / E FAN's / CAT DELETE / EXHAUST DUMPED

    Headers, Transgo HD2, 3200 stall, 4.56 gears coming soon.....

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