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Thread: Injector Size help

  1. #1
    Tuner in Training
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    Aug 2011
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    Injector Size help

    I recently added an ls6 intake, shorties,hollowed cats, hand ported TB,and a very small cam to my 00' z28. Cam is 216/220@ 050 .525/.532lift on a 114LSA. When i did the install I went ahead and went with the 02' injectors wich are slightly bigger. Is this unneeded and a bad idea? I have read some info on flow rates and how vacuum influences it, but I am new to tuning and would rather spend my research time somewhere else if the 00' z28 inj. would be fine. Any help is greatly appreciated.

  2. #2
    Senior Tuner edcmat-l1's Avatar
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    If they're stock GM injectors, just pull an 02 tune off the tune repository and swap over the inj. data. BAM! Done.

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  3. #3
    Senior Tuner Iam Broke's Avatar
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    I have about the same setup but putting in a 208/212 115 ~.56x" lift on E85 so I upped it to 42# injectors instead of the factory ~28's

    Stock cam on 50% Ethanol was pushing the IDC over 90% so I knew I needed more injector.
    '12 Camaro T3 2SS/RS LS3 M6, SLP TVS 2300, Flex Fuel

  4. #4
    Tuner in Training
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    Quote Originally Posted by edcmat-l1 View Post
    If they're stock GM injectors, just pull an 02 tune off the tune repository and swap over the inj. data. BAM! Done.
    thanks,guess common sence should have told me that