Isn't that Phil Morris' job, Dean? Or it should be part of it. As for Perry Barr, I once measured it on a map, this track and Monmore and Cradley were only nine miles apart as the crow flies, and indeed Cradley used PB for a while when they started in the NL.
It is not beyond the bounds of possibility that when the dogs move out, planning permission could be sought for speedway use on other days ... on the other hand, when I commented to Laurence Rogers that there was a convenient piece of land next to the athletics stadium, by the motorway, he grimaced and said 'Planning permission...'