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Thread: Dbc throttle body

  1. #1
    Join Date
    Jan 2012
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    229

    Dbc throttle body

    Decided to ditch my dbw and go dbc on my lq4 swap. How big of a tb can I put on a stock truck intake. Any tb suggestions are aporeciated

  2. #2
    Join Date
    Jul 2008
    Location
    Mesa, AZ
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    5,979
    Is it a 3 or 4 bolt intake?
    T-RAV
    99 GMC | 5.3 | Skinny White Guy Tuned

  3. #3
    Join Date
    Jan 2012
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    229
    three

  4. #4
    Join Date
    Jul 2008
    Location
    Mesa, AZ
    Posts
    5,979
    You can go as big as you want...up to 90mm but the opening on the intake is still only 79mm. Best bet is a ported and polished stock 78mm or going a 4 bolt truck intake from either a TBSS or a NNBS 4.8 or 5.3. If you did upgrade intakes that would let you go up to a 90mm without having a neck down at the opening.
    T-RAV
    99 GMC | 5.3 | Skinny White Guy Tuned

  5. #5
    Join Date
    Jan 2012
    Posts
    229
    Thanks

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