rearsteer?

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  • tumbleweed
    Senior Member
    • Jun 2007
    • 230

    #1

    rearsteer?

    If I'm needing a little more rearsteer but don't want to mess up forward drive, what is the first changes should I be looking at? Drive and entry is good but have a throttle push at apex. Don't want to fix one area and ruin another area. Thanks
  • Flyin Iowan
    Senior Member
    • Jul 2007
    • 558

    #2
    i would put a little more rebound in the RF shock....hold it on the RF just a little longer to let the car get turned...jmo...my shock guy has imo the best RF shock to take a throttle push out
    Chris Zogg

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    • powerslide
      Senior Member
      • May 2007
      • 2696

      #3
      i would try raising rru bar. or static just try lengthing right side a 1/8 or 1/4in

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      • tumbleweed
        Senior Member
        • Jun 2007
        • 230

        #4
        I just got done checking car. Have been out of town for about a month only getting home in time to load car and go racing. My front ride heights were both 1/2" low. Brought them back up and scale number were just about back to normal. Rear is also 3/8" low. My roll out on both is less than original tires. Can I just raise rear up to match my setup guide? What happens if I just run it with rear lower? Will it be tighter entry? Tighter on throttle? Or what? As you've probably quested, I'm new to this 4-bar deal. Thanks

































        ighter entry? Tighter on throttle? Or what? As you've probably quested, I'm new with this 4-b

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        • Dirtrunner35
          Senior Member
          • May 2010
          • 632

          #5
          Maybe your not sideways enough for the bite you have now. Are you trying to drive it out of the turns ?

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          • Egoracing
            Senior Member
            • May 2007
            • 4852

            #6
            Originally posted by tumbleweed View Post
            If I'm needing a little more rearsteer but don't want to mess up forward drive, what is the first changes should I be looking at? Drive and entry is good but have a throttle push at apex. Don't want to fix one area and ruin another area. Thanks
            If you are pushing you have to much forward drive for your setup. The only way to correct this is to loose some forward. Are you running a 4 link with birdcages and where are the spring locations.

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            • tumbleweed
              Senior Member
              • Jun 2007
              • 230

              #7
              Dirtrunner, you are probably right about maybe not driving it hard enough. Still trying to adjust myself to run it into the corner like I'm trying to roll the car over. LOL. Ego, LR spring is behind, shock in front. RR spring is in front and shock behind.

              Comment

              • Egoracing
                Senior Member
                • May 2007
                • 4852

                #8
                Originally posted by tumbleweed View Post
                Dirtrunner, you are probably right about maybe not driving it hard enough. Still trying to adjust myself to run it into the corner like I'm trying to roll the car over. LOL. Ego, LR spring is behind, shock in front. RR spring is in front and shock behind.
                Are they on birdcages or welded mounts?

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                • tumbleweed
                  Senior Member
                  • Jun 2007
                  • 230

                  #9
                  Birdcages.

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                  • Egoracing
                    Senior Member
                    • May 2007
                    • 4852

                    #10
                    Raising the left bottom bar on the chassis will loose some forward drive on the gas from the center off and increase rearsteer some.

                    Comment

                    • Dirtrunner35
                      Senior Member
                      • May 2010
                      • 632

                      #11
                      You have too much drive for your driving style, either drive in harder or take out bite. This is my first year in a 4-bar/ z-link car. A spring behind car has tons of bite on the left rear, drive it in harder. You will get it.

                      Comment

                      • tumbleweed
                        Senior Member
                        • Jun 2007
                        • 230

                        #12
                        OK, I reduced LR bite down to 20#, was 35#, both without driver. Car was much better last night. I could actually drive the car. Was getting thru corners faster. But, I got to noticing that the car seems to rotate later than the fast cars. Doesn't appear to rotate until right at center of corner, which at that point I could get on the gas pretty hard. Question is, what dictates when car rotates? Is it simple entry speed, or are there chassis adjustments that can help. I think if I can get car to rotate sooner, my corner speed will probably cut my lap times about 2 seconds. Was also thinking about lowering LR bite another 10# or so. Any thoughts or ideas?

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                        • Dirtrunner35
                          Senior Member
                          • May 2010
                          • 632

                          #13
                          Tacky or dry track? Tire pressures ? Entry speed could do it or you may add some rear steer.Are you 4-bar on the right side also?

                          Comment

                          • tumbleweed
                            Senior Member
                            • Jun 2007
                            • 230

                            #14
                            Originally posted by Dirtrunner35 View Post
                            Tacky or dry track? Tire pressures ? Entry speed could do it or you may add some rear steer.Are you 4-bar on the right side also?
                            Dry track and 4-bar both sides. I run 11.5 LF, 13.5 RF, 8 LR, and 12.5 RR. All wheels 4off except 2off on RR. Have 47.9 cross, 53.7 left, 52.9 rear.

                            Comment

                            • texas racer
                              Member
                              • Aug 2010
                              • 64

                              #15
                              You need 56 to 58 rear o/o raise the right lower bar up one hole from level. If it gets to loose from center off level right lower bar. If you need to thighten it up more sometime raise your right lower bar at the birdcage to slow down the index of the birdcage.

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