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Thread: New Member To The Site, Out of VA. My ECSB 4.3 to 5.3 Swap/Mild build

  1. #1
    Join Date
    Feb 2014
    Location
    Gloucester, VA
    Posts
    17

    Post New Member To The Site, Out of VA. My ECSB 4.3 to 5.3 Swap/Mild build

    Hey guys, My name's Anthony (aka Ant) I'm new to the forum, enjoy everything here so far ive learned ALOT of information on the swap/build im working on. i currently have a 03 ecsb 4.3L 2wd and im swaping the powerless V6 for a 5.3L out of my doner truck (99 sclb 4wd) im mid way in the build, currently i have the 5.3 out of the doner truck and on the stand and the wiring harness out and labeled for easy installation. havent done anything with the ecsb yet as its my DD still accumulating parts before the swap. Heres the parts list i have aquired so far, (alot of which i got after reading posts on this site)

    Ordered:
    Comp 220/220 .581/.581 .112lsa cam
    3200 stall convertor from Circle D
    Precision Race Components .625" Single Beehive valve springs
    Texas Speed & Performance 7.40 Chromoly push rods
    Egr delete kit
    Tow Max Trans temp gauge
    Tru Cool Trans cooler
    CAI
    Shorty Headers
    3.73 Gears
    Vette Servo
    Trans go HD-2 shift kit
    E fans

    Coming soon:
    Nelson Performance Mail Order tune (Heard nothing but great reviews)
    Pacesetter long tubes
    Custom 2.5" dual exhaust with X pipe (not sure on muffler if any)
    Ls 6 intake manifold
    Underdrive pulleys


    (pics coming soon)
    Last edited by Wrkd_LSX; 03-01-2014 at 11:13 AM.

  2. #2
    Join Date
    Feb 2014
    Location
    Gloucester, VA
    Posts
    17
    Still trying to find some information on if my 4WD engine frame mounts will work on my 2WD. Anyone know about this?

  3. #3
    Join Date
    Oct 2011
    Location
    San Antonio TX
    Posts
    1,150
    I think the 99+ motor mounts are all the same as long as its not a 4.3.


    4.8, TSP 220, 6L90 swap, 3400 Stall, 4.10s w/30" drag radial and T76 @ 16lbs.
    Best ET 11.54@114 w 1.52 60ft
    Raceweight 4905 lbs.

  4. #4
    Join Date
    Feb 2014
    Location
    Gloucester, VA
    Posts
    17
    Quote Originally Posted by RS/SS 4.8 View Post
    I think the 99+ motor mounts are all the same as long as its not a 4.3.
    ok thanks. To me it looks like the bolt holes that mount them to the frame are closer together on my 2wd than on my the 4wd. I'll measure them tonight when I get home to make sure.

  5. #5
    Join Date
    Jun 2009
    Location
    Washington DC
    Posts
    1,812
    Where are you located in Va?

  6. #6
    Join Date
    Feb 2014
    Location
    Gloucester, VA
    Posts
    17
    Quote Originally Posted by Mang213 View Post
    Where are you located in Va?
    Hampton roads area

  7. #7
    Join Date
    Feb 2011
    Location
    Pittsburgh, PA
    Posts
    470
    I was stationed in Quantico 3 years ago, ill be working in the Andrews area but living across in VA here soon.
    When I get moved ill be more than happy to help with whatever.
    2004 Avalanche pewter/black Cammed, Stalled, SOLD!
    2009 Saab 9-7x Aero, Diamond Silver 1 of 21

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