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Thread: What rpm shift point has given you your best 1/4 mile times?

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    austin's Avatar
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    What is the best rpm setting for the automatic to shift at for "wide open throttle" 1/4 mile runs "Useing Factory Stock Valve train".

    Last edited by austin; 05-31-13 at 03:59 PM.

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    ExpatMedic is offline Cadillac Owners Member
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    Re: What rpm shift point has given you your best 1/4 mile times?

    I have mine at 6500rpm. Seems to work well.

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    Re: What rpm shift point has given you your best 1/4 mile times?

    Mine is set to 6400 rpm.

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    What do you guys have your rev limit set to, and Is this on completely stock valve train?

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    Re: What rpm shift point has given you your best 1/4 mile times?

    Rev limit set at 6600. stock valve train.

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    austin's Avatar
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    Quote Originally Posted by PetroCTS-V
    Rev limit set at 6600. stock valve train.
    Thanks, what mods do you have and what is best 1/4 time and trap speed.

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    Re: What rpm shift point has given you your best 1/4 mile times?

    Quote Originally Posted by austin View Post
    Thanks, what mods do you have and what is best 1/4 time and trap speed.
    2.5 upper pulley
    Fluidyne HX
    Ported t-body/snout
    solid isolator
    ID850 injectors
    Airaid cai
    Tune

    Best 1/4 mile to date is 10.87 @ 127

    http://www.youtube.com/watch?v=4Db-g-FYKOA

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    austin's Avatar
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    Quote Originally Posted by PetroCTS-V
    Best 1/4 mile to date is 10.87 @ 127
    Amazing... Good for you.

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    Trainman SRT-10 is offline Cadillac Owners Member
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    Re: What rpm shift point has given you your best 1/4 mile times?

    I have a 6-speed manual, AIRAID CAI, and a tune, otherwise stock. I full power shift at 6500 and have a best trap speed of 118.91 mph on stock tires.

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    Hey petro... what kind and size tires were you using?

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    austin's Avatar
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    Quote Originally Posted by Trainman SRT-10
    I have a 6-speed manual, AIRAID CAI, and a tune, otherwise stock. I full power shift at 6500 and have a best trap speed of 118.91 mph on stock tires.
    Nice mph.... But What was your 1/4 time?
    Last edited by austin; 05-30-13 at 09:59 AM.

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    Re: What rpm shift point has given you your best 1/4 mile times?

    Quote Originally Posted by CavemanB52 View Post
    Hey petro... what kind and size tires were you using?
    Mickey Thompson 305/35/18 on replica Z06 Spyder wheels.

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    Re: What rpm shift point has given you your best 1/4 mile times?

    6500 shift points here...

  15. #14
    Trainman SRT-10 is offline Cadillac Owners Member
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    Re: What rpm shift point has given you your best 1/4 mile times?

    Quote Originally Posted by austin View Post
    Nice mph.... But What was your 1/4 time?
    Lots of trouble with the launch on street tires, 60' was only 2.055, et was 12.240 @ 118.91.

    ----------

    Quote Originally Posted by austin View Post
    Nice mph.... But What was your 1/4 time?
    Had trouble with the launch on street tires, 60' was 2.055, et was 12.240 @ 118.91. here's a video.
    http://api.viglink.com/api/click?for...13701135301358


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