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Yamaha was the first to build a production monoshock motocross bike (1975 for 250 and 400, 1976 for 125) and one of the first to have a water-cooled motocross production bike (1977 in works bikes, 1981 in off-the-shelf bikes). Yamaha's first Motocross competition four-stroke bike, the YZ400F, won the 1998 USA outdoor national Championship with ...
Yamaha recommend that this device be used with the Yamaha VL70m Virtual Acoustic Tone Generator. The WX7 was the first model that Yamaha produced, beginning in 1987. [ 43 ] This was followed by the WX11 in 1993, [ 44 ] and then the WX5 in 1999—2001. [ 45 ]
Yamaha entered the ATC market in 1980, after paying patent-right to Honda to produce their own version of the All Terrain Cycle. Starting modestly with a 125cc recreational ATC that would remain the foundation of their line through 1985, the YT125 featured a 2 stoke engine with sealed airbox with snorkel intake, an autolube oil injection system, and featured a narrow tunnel above the engine ...
The Yamaha YZ450F is a four-stroke racing motocross bike built by Yamaha Motor ... 400 cc: Compression ratio: 12.5:1: ... In 2000, Yamaha updated the YZ400F ...
Yamaha YP 400 Majesty is a scooter made by Yamaha beginning in 2003. [verification needed] The Majesty line includes 150, 250, and 400 cc (9.2, 15.3, and 24.4 cu in) displacement single-cylinder engine versions available in Europe and Asia. In the US, only the 400 cc model was sold, from 2004 to 2014.
Yamaha SR400 (2014) fitted with an EVAP canister to reduce emissions. Yamaha has marketed the SR400 in the JDM since model year 1978, with a production hiatus for model years 2008–2009. Beginning with model year 2010, the SR400 had fuel injection and a catalyst muffler to comply with tighter emission restrictions. Yamaha began marketing the ...
Yamaha replaced the Grizzly 600 with the new Grizzly 660 using a larger engine that is 660cc derived from the Raptor 660 with a five-valve cylinder head. Beyond the engine, the biggest differences between the Grizzly 600 (offered in the US from 1998 to 2001) and the Grizzly 660 (introduced in 2002), is the rear suspension.
Power-to-weight is often quoted by manufacturers at the peak value, but the actual value may vary in use and variations will affect performance. The inverse of power-to-weight, weight-to-power ratio (power loading) is a calculation commonly applied to aircraft, cars, and vehicles in general, to enable the comparison of one vehicle's performance ...