1, the earliest production started in 1998, 150 HP/177 kg, and four cylinders and twenty valves began to use EFI in 2002, 152 HP/174 kg.
In 2004, the engine was completely changed. Vehicle 172 HP/ 172 kg, with exhaust pipe installed under the seat.
3. In 2006, the engine was slightly modified, 175 HP/173 kg. In 2007, it was changed to an electronic throttle, and the engine was changed to a single cylinder with four valves (four cylinders with 65,438+06 valves), 65,438+080 horsepower and a six-piston radial front brake caliper.
4. In 2009, the engine was completely changed, and the shortcomings of cross crankshaft and R 1 were improved. The maximum horsepower is increased to 182, and there are three power modes: standard, A and B. The shape, especially the headlights, has changed greatly, and riders call it Hawkeye.
Extended data:
Yamaha Yamaha (Japan) Yamaha was founded in 1887 under the surname of Yamaha founder Yin Nan. Being familiar with western technology since childhood, Yamaha was the first to repair medical equipment and organs, which eventually led to the birth of Yamaha brand.
Yamaha2007 brand-new fifth-generation YZF-R 1- first-generation r 1 was listed on 1998, which broke the situation that super sports cars were monopolized by HondaCBR900RR. Since the appearance of Yamahayzf-R 1, the world has officially begun to be chaotic. Various automobile manufacturers have been working hard to develop super sports cars with higher horsepower and more exaggerated weight ratio.
In the next eight years, the title of the first-class sports car has changed: Honda has CBR929RR/CBR954RR/CBR1000RR, Kawasaki has ZX-9R and two generations of ZX-1000, and Suzuki's GSX-R 1000 was also launched in 2007. The initiator YZF-R 1 also released the fifth generation of works in 2007.