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Thread: 4.56 gears too much?

  1. #1

    4.56 gears too much?

    Following mods 220/224 cam, 3k stall, built trans, intake, etc looking to do tru trac and gears. Can't decide 4.10's or 4.56. I have 3.42's right now and i mostly drive on the street.

  2. #2
    Join Date
    Dec 2011
    Posts
    151
    4.30s

  3. #3
    Join Date
    Dec 2007
    Location
    Ponca City
    Posts
    1,606
    Engine size?
    Slowest in Oklahoma...

  4. #4
    Join Date
    Sep 2008
    Location
    Arizona/Utah
    Posts
    3,939
    Depends on tire size. If you are running a 4speed with smaller than 29" tires I would say go 4.10s. If you are running 30ish or taller I would go 4.30/4.56's.
    ECSB 2kSierra 2wd 4.8L-K&N-HPtuners-Calspeed LT's-Magnaflow-Tahoe20's-HankookRH06

    waiting to go in... 3.90s, 214/220cam

  5. #5
    Join Date
    Apr 2011
    Location
    Jennings, louisiana
    Posts
    122
    I run a 31.5 tire with 4:30's, turn about 2400rpms at 70mph

    slowly getting somewhere, 12.75 @ 105 1.77 60', 414rwhp/417rwtq

  6. #6
    I have 4.56 gears in mine with a 28" tires runs 2650 rpms at 70mph. Take it on long road trips sometimes its not too bad. Get almost 18mpgs so i cant complain lol

  7. #7
    Join Date
    Jan 2008
    Posts
    8,031
    456 ftw

  8. #8
    Join Date
    Aug 2012
    Location
    pharr tx
    Posts
    2
    4.56s go big or go home..

  9. #9
    Join Date
    Mar 2011
    Location
    San Antonio
    Posts
    254
    Zach should know. We just talked about his 456 he had when he was N/A. He spanked super charged lightnings. That's a Ford for you.
    2000*GMC longtubes nelson tune, built trans,trutrac circle d 278 mm stall 373 posi,100 shot of dope and 228 232 588 595 cam.

  10. #10
    Join Date
    Jan 2008
    Posts
    8,031
    Hell yea lol
    Check out this video on YouTube:

    http://www.youtube.com/watch?v=TnTub...e_gdata_player

    I'm fixing to put another set of 456s in my daily

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