"Neil Williams" wrote in message
...
On Thu, 13 Dec 2007 21:59:43 -0000, "Paul Scott"
wrote:

GoVia West Midlands have announced the signing of the somewhat delayed
order
for their Class 172 Turbostars today, perhaps the TfL order for the GOBLIN
trains will now follow as well...

Why 172? How do they differ from 170s - are they the 75mph version?


Apparently yes, lighter weight, suburban layout, with similar bogies to the
220 Voyagers.

Paul