Fastest speed for an outboard motorboat
Who
Bob Wartinger
What
284.14 kilometre(s) per hour
Where
United States (Parker, Arizona, Colorado River)
When
The record for the fastest speed for an outboard motorboat is 284.14 km/h (176.556 mph) set by Bob Wartinger (USA) in a Karelsen make hull powered by a 3.5 litre Evinrude outboard motor on a stretch of the Colorado River near Parker, Arizona, USA, on 30 November 1989.