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  • Transmisison drive questoin

    Do the E-series trannies only drive the right wheel, in all cases? Or does drive transfer to the left wheel if the right wheel loses traction? I ask beause every time I step on the gas going around a right turn, I get wheel hop on the right side; but never when making left turns, when weight transfers to the right wheel.
    Last edited by TominMO; 05-31-2013, 06:20 PM.
    90 Festy (Larry)--B6M (Matt D. modified B6 head), header, 5-speed, Capri XR2 front brakes, many other little mods
    09 Kia Rondo--a Festy on steroids!

    You can avoid reality, but you can't avoid the consequences of avoiding reality--Ayn Rand

    Disaster preparedness

    Tragedy and Hope.....Infowars.com.....The Drudge Report.....Founding Fathers.info

    Think for yourself.....question all authority.....re-evaluate everything you think you know. Red-pill yourself!


  • #2
    You sit in the left side of the car....so the right side is lighter.
    91GL BP/F3A with boost
    13.79 @ 100, 2.2 60' on 8 psi and 155R12's

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    • #3
      Yup, it acts just like a normal open diff, if the left wheel is in mud then that wheel will spin.
      Owner of:
      1991 Red Festiva L, 5 speed (Swagger Wagon)
      In progress:
      BP+G25MR swap, Kia rio axles hopefully.

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      • #4
        Originally posted by bhazard View Post
        You sit in the left side of the car....so the right side is lighter.
        OK, but this does not answer my question about drive transferring from right to left as needed.
        90 Festy (Larry)--B6M (Matt D. modified B6 head), header, 5-speed, Capri XR2 front brakes, many other little mods
        09 Kia Rondo--a Festy on steroids!

        You can avoid reality, but you can't avoid the consequences of avoiding reality--Ayn Rand

        Disaster preparedness

        Tragedy and Hope.....Infowars.com.....The Drudge Report.....Founding Fathers.info

        Think for yourself.....question all authority.....re-evaluate everything you think you know. Red-pill yourself!

        Comment


        • #5
          Originally posted by kellen302 View Post
          Yup, it acts just like a normal open diff, if the left wheel is in mud then that wheel will spin.
          What if the right wheel is in mud and spinning? Will the left wheel drive the car?
          90 Festy (Larry)--B6M (Matt D. modified B6 head), header, 5-speed, Capri XR2 front brakes, many other little mods
          09 Kia Rondo--a Festy on steroids!

          You can avoid reality, but you can't avoid the consequences of avoiding reality--Ayn Rand

          Disaster preparedness

          Tragedy and Hope.....Infowars.com.....The Drudge Report.....Founding Fathers.info

          Think for yourself.....question all authority.....re-evaluate everything you think you know. Red-pill yourself!

          Comment


          • #6
            Maybe, open diffs will give you the famed "one wheel peel" whichever wheel has the least traction is the one that will get the most power and spin. If you have some traction under one and a lot under the other, you will go very slow, but the one with least traction will spin some.
            Owner of:
            1991 Red Festiva L, 5 speed (Swagger Wagon)
            In progress:
            BP+G25MR swap, Kia rio axles hopefully.

            Comment


            • #7
              Read up on diffs via Wiki: http://en.wikipedia.org/wiki/Differe...hanical_device)

              But why does an open diff experience wheel hop on one side only, at a dragstrip? Is that due to one side having the weight of a driver, and no one on the other side?
              Last edited by TominMO; 05-31-2013, 06:40 PM.
              90 Festy (Larry)--B6M (Matt D. modified B6 head), header, 5-speed, Capri XR2 front brakes, many other little mods
              09 Kia Rondo--a Festy on steroids!

              You can avoid reality, but you can't avoid the consequences of avoiding reality--Ayn Rand

              Disaster preparedness

              Tragedy and Hope.....Infowars.com.....The Drudge Report.....Founding Fathers.info

              Think for yourself.....question all authority.....re-evaluate everything you think you know. Red-pill yourself!

              Comment


              • #8
                Wheel "hop" is really bad for your transmission, as Is 1 wheel burnouts

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                • #9
                  Tom, in that instance, the length of the right CV allows it to act like a torsion bar (read: spring). so, you apply power to the transmission and it sends it to the wheels, but that right side axle loads up and then releases all that energy to the wheel which can't cope with the excessive torque. now the wheel breaks loose, unloading the axle and since the load drops, the wheel can slow down and gain grip again, but the cycle starts to repeat all over. you are now experiancing wheel hop.
                  Trees aren't kind to me...

                  currently: 2 88Ls (Scrappy and Jersey), 88LX, 90L(Pepe), 91L, 91GL (Skippy) 93 GL Sport (the Mighty Favakk), 94 (Bruce) & 95 Aspire SEs, 97 Aspire (The Joker),
                  94 Justy 4WD, 87 Fiero GT, plus 2 parts cars. That's my fleet.

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                  • #10
                    Right spins, left doesn't

                    Originally posted by TominMO View Post
                    Do the E-series trannies only drive the right wheel, in all cases? Or does drive transfer to the left wheel if the right wheel loses traction? I ask beause every time I step on the gas going around a right turn, I get wheel hop on the right side; but never when making left turns, when weight transfers to the right wheel.
                    The power will go to the tire with the least traction unless restricted. In stock form the power will leave the transmission with equal opportunity for either side to spin. The right axle is roughly twice as long as the left axle.

                    Given equal lean in corners the left axle has nearly double the cv angle. This adds considerable resistance between the transmission and the hub making it almost equal torque to the tires in a left turn.

                    If you are familiar with torque steer, that is the same thing.

                    Equal length axles will cause equal opportunity tire spin.

                    A limited slip or locking diff fixes all the above. Except steering feedback!!

                    Except wheel hop as Arty explained, the right axle would need to be twice as stiff ( roughly ) so that torsional windup would be equal.
                    Last edited by Movin; 06-02-2013, 12:13 AM.
                    Reflex paint by Langeman...Lifted...Tow Rig

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                    • #11
                      OK Arty and Movin, thanks for the explanations. That makes it more clear for me.
                      Last edited by TominMO; 06-02-2013, 08:19 AM.
                      90 Festy (Larry)--B6M (Matt D. modified B6 head), header, 5-speed, Capri XR2 front brakes, many other little mods
                      09 Kia Rondo--a Festy on steroids!

                      You can avoid reality, but you can't avoid the consequences of avoiding reality--Ayn Rand

                      Disaster preparedness

                      Tragedy and Hope.....Infowars.com.....The Drudge Report.....Founding Fathers.info

                      Think for yourself.....question all authority.....re-evaluate everything you think you know. Red-pill yourself!

                      Comment


                      • #12
                        Another kweschun: if you have two different-sized tires on the front, such as a space-saver tire and another tire which is significantly taller, which one effects engine RPM?
                        Last edited by TominMO; 06-02-2013, 09:10 AM.
                        90 Festy (Larry)--B6M (Matt D. modified B6 head), header, 5-speed, Capri XR2 front brakes, many other little mods
                        09 Kia Rondo--a Festy on steroids!

                        You can avoid reality, but you can't avoid the consequences of avoiding reality--Ayn Rand

                        Disaster preparedness

                        Tragedy and Hope.....Infowars.com.....The Drudge Report.....Founding Fathers.info

                        Think for yourself.....question all authority.....re-evaluate everything you think you know. Red-pill yourself!

                        Comment


                        • #13
                          The diff would spin faster for the little tyre is it had most traction I would think so effectively if could throw out actual speed compared to speedo. But only if the space saver tyre had more traction.. One side if your open diff would spin faster for the space saver....

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                          • #14
                            sum of the total divided by two....Meaning neither it would be the middle between the two.
                            Reflex paint by Langeman...Lifted...Tow Rig

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                            • #15
                              Originally posted by Movin View Post
                              sum of the total divided by two....Meaning neither it would be the middle between the two.
                              That's kinda what I was thinking. Arty, will you confirm this is true?
                              90 Festy (Larry)--B6M (Matt D. modified B6 head), header, 5-speed, Capri XR2 front brakes, many other little mods
                              09 Kia Rondo--a Festy on steroids!

                              You can avoid reality, but you can't avoid the consequences of avoiding reality--Ayn Rand

                              Disaster preparedness

                              Tragedy and Hope.....Infowars.com.....The Drudge Report.....Founding Fathers.info

                              Think for yourself.....question all authority.....re-evaluate everything you think you know. Red-pill yourself!

                              Comment

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