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Thread: what would happen ?

  1. #1
    Join Date
    Jun 2004
    Posts
    27
    hello everyone -

    Are 5.3 & 6.0 L cranks the same and would there be any performance advantage

    puting a 6.0 in a 5.3 i.e stroker ?? and putting 6.0 heads on a 5.3 any advantage ?

  2. #2
    Join Date
    Nov 2004
    Location
    central IL
    Posts
    22
    am under the impression that the 5.7 and 6.0 have the same crank

    the 6.0 is 4" bore, the others are smaller



    guess I was wrong, thanks hmX
    03 SS - blue, is a flowmaster really a mod?
    03 Z71 extended - tow package, blue/pewter
    94 Z - stock h/c/g - low 12s (396 LT4 now)
    68 Z - custom & sharp (333, 200-4R)
    other toys

  3. #3
    Join Date
    Apr 2003
    Location
    Mansfield, Texas, USA
    Posts
    2,462
    6.0 - 5.7 - 5.3 all have same crank. ~3.62"

    4" - 3.9" - 3.78" bores for them

    4.8 has same bore as 5.3 but around a ~3.27" stroke.
    The superior man is modest in his speech, but exceeds in his actions. - Confucius

    "He who asks of life nothing but the improvement of his own nature, is less liable than anyone else to miss and waste life."- Henri Frederic Amiel

    '01 Chev Z71 LT - '85 BMW 745i TURBO - '88 BMW 750iL - '88 Ford F150 XLT Lariat - '79 MB 240D - '79 MB 280S Euro
    '80 MB 380SE-5.0 Euro - '85 MB 300SD - '87 MB 300SDL - 1990 MB 300SEL - '91 MB 300SE - '91 MB 560SEL

    Let's face it, the red hair... makes 'em wet.


  4. #4
    Join Date
    Oct 2004
    Location
    Austin, TX
    Posts
    15
    --&#62; Dave <--

    Almost stock &#39;00 Sierra Z71 ECSB - 5.3L, 3.73&#39;s & G80 * K&N 77 cold air intake * Edelbrock shorty ceramic coated headers * Flowmaster 40 3"/dual 2.5" * PCM dyno tuned at CCS Tuning.com

    1/4 mile times on stock GM tune at HRP on 11/14/04 (tuned on the 15th so will just hafta go again&#33;&#33;&#33

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