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  1. #1
    Join Date
    Oct 2012
    Posts
    283

    Default LR bite - Pullbar vs. Liftarm

    Looking back thru some old threads and I am wondering is it still the general consensus that when running a liftarm (we called them torque arms on late models) do you run more LR than with a pullbar? This is USMTS/USRA rules on AR KK704's.

    Some threads from several years ago had some people say they were starting @ 120# of LR. Others said they still went with the setup sheets for their specific car(s).

  2. #2

    Default

    Quote Originally Posted by LateModel B23 View Post
    Looking back thru some old threads and I am wondering is it still the general consensus that when running a liftarm (we called them torque arms on late models) do you run more LR than with a pullbar? This is USMTS/USRA rules on AR KK704's.

    Some threads from several years ago had some people say they were starting @ 120# of LR. Others said they still went with the setup sheets for their specific car(s).
    Cant believe this didn't get any comments im curious as well.

  3. #3
    Join Date
    Jan 2009
    Posts
    14

    Default

    Depends on if you're car is clamped z or if you are running four bar generally drivers are more comfortable with more bite when running four bar, so its more a driver comfort! We usually run between 75 and 120#s of bite depending on track conditions and the car is clamped!

  4. #4
    Join Date
    May 2007
    Location
    tulsa america
    Posts
    2,686

    Default

    I always felt like the liftarm cars needed more bite because the traction device is further right in the car and attached to the rearend further right. Pullbar mounts 3-4inches closer to the LR tire. Wether all these liftarm guys are still doing the "high" LR bite numbers i cant say.

  5. #5
    Join Date
    Mar 2009
    Location
    Dogwood Illinois
    Posts
    701

    Default

    I agree with power. Our lift arm experience on 2 different cars was bad fast in the tack but worthless in the slick with anything less than 100# static . Was on Hoosier tires though . Hockey pucks likely need more .
    The Blacksheep cometh ! With old bent sh!t that just keeps getting faster !

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