For comparisons sake
MK
Thunder - 3 minutes, 25 seconds, 36mph, 2,780 ft
http://www.wdwinfo.com/wdwinfo/guides/magickingdom/fro-bigthunder.htm
http://rcdb.com/273.htm
Space - 2 minutes 35 seconds, 27mph both sides, 3,196 ft Alpha 3,186 ft Omega
http://en.wikipedia.org/wiki/Space_Mountain_(Magic_Kingdom)
Barnstormer - 1 minute 3 seconds, 25mph, 679 ft
http://en.wikipedia.org/wiki/The_Barnstormer
Mine Train waiting on details, roughly 2 minutes 30 seconds based on Izzy's calculations. Anyone out there want to hop on with one of those aps to see how fast you are going feel free to let us know
Other Parks
Rock N Rollercoaster - 1 minute 22 seconds, 60 mph, length 3,403 ft
http://en.wikipedia.org/wiki/Rock_'n'_Roller_Coaster_Starring_Aerosmith
Everest - 2 minutes, 50 seconds, 50mph, 4,424ft
http://en.wikipedia.org/wiki/Expedition_Everest