The current flying kilometer speed record is 98.806 mph, set my Mike Bontoft on Devil's Lake, Lincoln City, OR in October 2008.
The hull was a Ron Jones Jr composite D-Stock Hydro, Motor was a Prestolite forklift motor mounted as powerhead on an outboard racing lower unit. You can see video here:
http://www.YouTube.com/watch?v=-yNu2_LlO9s
The World Water Speed record was set by Ken Warby (average 317.60 mph) in a jet-powered hydroplane, the "Spirit of Australia."
Terry Felthaus achieved 105 boats in an hour. Very astonishing.
As both the World Land Speed Record and the World Water Speed Record are under constant challenge you question cannot be given a simple answer.
The average speed of the world record in the 100m dash is around 37.58 km/h (23.35 mph).
the record for this game the speed stacks is 10.63 seconds by sivan nicha
73 mph
10 secounds
10mph
the highest speed rate was 11 mph, but that was a world record
The longest run of consecutive sunny days at 768 days.
It's Thrust SSC, the holder of the world land speed record of 763 mph
The French TGV.