Tried to get tyres 4 bikes to come and change tyres for us saturday arvo but they are already busy so please remember that they wont be there, and you cannot run knobbies at the dirt track, but you can the other way around......... also l see it is a interclub event but only upto pre 85, they have disc brake water cooling and linkage rear end, dont no why its not pre 90 no different? anyway will be good fun................