e39 530d

I have a 525 diesel used only for track only, been mapped for more power so can fairly go, have coilovers and a welded diff. Am now having problem of trying keep it cool due to continuous high revving etc when messing about, was wondering anyone have any ideas/suggestion/DIY mod can do to try...

Hey guys, has anyone here used the ZF 530D gearbox on their 1uzfe, if so what clutch , flywheel and pressure plate did ye use? I have heard to use a 530D gearbox , pressure plate and clutch , along with a re-drilled 3sgte MR2 flywheel but I'm not fully sure if this will work. Any help would be...