martald17 Posted May 1, 2017 Report Share Posted May 1, 2017 I am considering buying a set of these to hopefully stop the bouncing/judder sometimes felt, particularly when reversing. I have been advised that this effect is caused by the material from which the Rotoflex coupling is made. I had my prop shaft rebuilt sometime ago and this did not improve the situation materially, so my question is has anyone out there bought, fitted and used these quite costly items, and if so are they worthwhile? Link to comment Share on other sites More sharing options...
Pete Lewis Posted May 1, 2017 Report Share Posted May 1, 2017 clutch judder can evolve from a number of places engine mounts gearbox mounts diff mounts clutch cover and disc operating linkages clutch cover run out oiled clutch disc. wishbone bushes tie rod bushes check the cheap options first, prop shafts wont give you reversing judder donuts can, but i would hate to spend a mortgage and find its just the same Pete Link to comment Share on other sites More sharing options...
Adrian Posted May 1, 2017 Report Share Posted May 1, 2017 I'm with Pete on this one. I'm no expert but it seems unlikely that you'd get such a noticeable judder from the rotoflex unless it's damaged? Do you get the judder on full lock (tyre rub?) or just straight back? I put a set on from jigsaw which I believe are the same as the clubshop. Yes, expensive, but I don't need to worry about the rotoflex degrading. Not perfect, the cv boot clip rubs on the top of the chassis very slightly. But then I'm still on points and haven't got round to electronic ignition yet which would probably be the biggest impact when done! Cheers Adrian Link to comment Share on other sites More sharing options...
ahebron Posted May 18, 2017 Report Share Posted May 18, 2017 I would also look at diff gearbox alignment and mounts. Adrian Link to comment Share on other sites More sharing options...
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