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Thread: Critique my motor assembly- Need help

  1. #1
    Join Date
    Sep 2008
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    2

    Critique my motor assembly- Need help

    Ok, I'm looking for any advice that can be given to me about my upcoming build.

    I have:
    -2002 escalade LQ9 6.0L w/ burned intake/drivers coilpacks
    -GMPP Hot cam and LS6 valve springs
    -F body oil pan/windage ect
    -2007 TBSS LS2 Intake w/Flex fuel Injectors and rails

    My understanding is that all these parts should work well together. Any guesses to tq and hp numbers?

    I need new coilpacks. Are there any applications that are the most desirable?

    Stock LS2 injectors are around 32lb correct? What about the flex fuel LS2? Will they work? I've talked to a few harness builders and they all say its no problem.

    What 90mm TB would you guys recommend? Right now I'm leaning towards the Nick Williams TB


    Thanks in advance. Any advice or tips is appreciated before I tear into this thing.

  2. #2
    Join Date
    Nov 2006
    Location
    Mesquite, TX
    Posts
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    stock flex fuel injectors are like 44lbs i think but im not 100% on that...and for coilpacks i here everyone wants the LQ9 truck coils, they are supposed to have the hottest spark and for a TB why not just get a stock 90mm?
    2006 silverado SS....Clifford Jr...turbo coming soon
    1970 Chevelle ly6 swap....d1 coming soon

  3. #3
    Join Date
    Nov 2003
    Location
    Denton Texas
    Posts
    20,540
    What's it going into?
    See my truck data in the "My Garage" section here... http://www.ls1truck.com/forums/my-ga...tml#post191709

  4. #4
    Join Date
    Nov 2006
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    Mesquite, TX
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    Quote Originally Posted by RedHeartbeat View Post
    What's it going into?
    a vehicle...duh greg you should know these things
    2006 silverado SS....Clifford Jr...turbo coming soon
    1970 Chevelle ly6 swap....d1 coming soon

  5. #5
    Join Date
    Nov 2003
    Location
    Denton Texas
    Posts
    20,540
    thought maybe he was going to put it in his back pocket.
    See my truck data in the "My Garage" section here... http://www.ls1truck.com/forums/my-ga...tml#post191709

  6. #6
    Join Date
    Nov 2006
    Location
    Mesquite, TX
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    Quote Originally Posted by RedHeartbeat View Post
    thought maybe he was going to put it in his back pocket.
    it may be...he is waiting for you to reach in and fish it out
    2006 silverado SS....Clifford Jr...turbo coming soon
    1970 Chevelle ly6 swap....d1 coming soon

  7. #7
    Join Date
    Sep 2008
    Posts
    2
    Thanks for the input guys. This is all going into my latest rock buggy with a TH400 and atlas 4sp case.

    I've heard most are having good luck with the DBW setup on rock rigs, but for me its another liability. I'd rather not chance getting it wet.

    I'll keep an eye out for some more lq9 coilpacks.

    Also, I'm planning on getting a custom dyno tune once running and complete. Any foreseeable problems with the parts list I have? Got any guesses on power output?

  8. #8
    Join Date
    Nov 2006
    Location
    Mesquite, TX
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    power prob 340-350 with good tuning and torque will match
    2006 silverado SS....Clifford Jr...turbo coming soon
    1970 Chevelle ly6 swap....d1 coming soon

  9. #9
    Join Date
    Apr 2006
    Location
    Muldrow, OK
    Posts
    65
    I can tell you that you don't have to worry about the coil packs. If you get a set from a 5.3, an LS1, or the other 6.0 truck style, they all will be fine. W2W performance put the first (and only I think) ls1 into the 6.90's in the quarter on stock ls1 coil packs. If they are good enough to spark 2500 HP, they are good enough on mine or any rock crawler for that matter.

    Just don't spend too much time looking. If you can get your hands on a good set of the new truck ones, then great, but don't break your wallet for them.

    Cody B.
    -Slow Is Not An Option-


    93 Stepside - Forged 347 - LS6 intake - Stage II LS6 Heads - MTI X1 Cam - Vigilante 2800 Stall - HP Tuners - Schoenfeld Headers - 4.11's w/Powertrax - Caltrac's - 430/400
    02 Trans Am - Forged 408 - Single Plane GMPP - 96lb/hr Injectors - HPT 3 Bar - Twin 67mm Turbonetics - Huge FMIC - Moser 9" - 4L80E - Alky Control Meth - Jesel J2K - Eboost2 - waiting dyno

  10. #10
    Join Date
    Nov 2007
    Location
    S.A. Texas
    Posts
    3,751
    here are some for 100 bucks on pt.net
    2007 Truck coils - PerformanceTrucks.net Forums
    Name: Mark,
    God created turbo lag so nitrous trucks could have a chance.


    http://www.ls1truck.com/forums/my-ga...tml#post274877

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