- Who
- Unknown
- What
- 670 kilowatt hour(s)
- Where
- United States (Havre)
- When
- 1978
The agricultural tractor ever produced is the 670 kW (900 hp) Big Bud 16V-747 built my Northern Manufacturing of Havre, Montana, USA, in 1978. The one-off vehicle is powered by a 16-cylinder, 24 litre (1,472 cu in) dual turbo Detroit Diesel engine and weighs around 43 tonnes (95,000 lb) without ballast. It has eight giant tyres, each of which is 2.4 m (96 in) in diameter.
