1998年3月1日 · With one eye on forthcoming off-road emissions constraints, and the other on competing head-to-head with 250cc motocrossers, Yamaha’s racing division hatched the idea …

2005年11月1日 · Yamaha built the YZ 400 engine based on computer modeling studies. It shares little, if anything, with its ancestors. Power is generated in the ceramic composite plated …

2019年12月6日 · The Yamaha YZ400F was a true game-changer, the first 4-stroke production motocrosser that could compete directly against the 2-stroke competition — and win. The YZF …

2012年4月1日 · For starters, the stock engine pumps out 42 horses and does it with a red line at 11,200 rpms. A stock YZ250 puts 43 ponies to the ground but signs off before 9,000. The …

2005年12月30日 · A friend of mine is looking at a 1998 YZF400. Can anyone shed some light on the history of this model? Quality, maintenance, issues, performance, etc. What kind of things …

2006年10月28日 · Can someone please give me a brief history lesson on the YZF400. I need information like when was it made, who made it, was it made for someone in specific, stuff like …

2020年12月10日 · This is the spot to talk about the Yamaha YZ400F, YZ426F, YZ450F, & YZ450FX. Find new & used YZ400F, YZ426F & YZ450F/FX motorcycles & parts for sale, …

2012年10月11日 · One of the keys to the first YZ400F’s success was its incredible motor. Nakayama borrowed heavily from Yamaha’s extensive road race knowledge in designing the …

1997年9月1日 · Yamaha’s got one and it’s as serious as a 90-foot triple-jump. It’s the YZ400F,4 available in dealerships this December. A full-blown 400cc four-stroke racebike may be …

2012年8月9日 · The northwest premiere used dirt bike parts store. Quality vintage, motocross, dual sport and modern used dirt bike parts. Your dirt bike engine and part information source. …