Thinking of having a crack at the land speed record?
ThrustSSC had Spey 202s, with more powerful 205s (202s with single crystal turbine blades and rated at 25,000 lbs thrust) as the reserve engines.
Mach 1.02 and a photo of one of the most impressive sights I've ever seen:
http://www.billzilla.org/thrustssc.jpg
Jeez, come 15th October will it really be ten years ago already...