1998年3月1日 · Yamaha’s YZ400F has to be considered a resounding success. The company gambled on an unproven concept, rushed the result into production, and in the process …

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 …

In 1998, the YZ400F changed everything. It was originally seen as a replacement for the YZ490 in the Yamaha line, but AMA rules of the day allowed 560cc four-strokes to compete against …

2012年4月1日 · Whether the motor sang along at 10,000 rpms and chugged by at 4,000, the YZ400F seemed to go wherever you wanted to point it. In slicker, wet conditions the 400F …

With its development of the YZM400F factory machine and YZ400F production motocrosser, Yamaha overturned the long-held belief of the industry (and the sport of Supercross) about 4 …

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 …

2005年11月1日 · We're not going to use them to describe Yamaha's latest motocross effort, the YZ 400F. They don't fit the descriptive application in this report. Yamaha's foresight, coupled …

This is the machine based on Yamaha’s first 4-stroke production motocrosser YZ400F and modified for AMA Championship competition in the United States. Doug Henry rode against …

2010年4月22日 · One of the best premium boots, offering ultimate feel, comfort, and overall safety. Had that bike the day they came out. While it seemed to be such a great bike at the …

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, …

2022年2月14日 · This is my look back at the history of Yamaha's Open class four-strokes from 1998 through 2022.

2023年2月5日 · This is a look back at the evolution of Yamaha’s game-changing line of open-class four-strokes from the first YZ400F in 1998 through the modern fuel-injected YZ450Fs.

2012年8月9日 · Quality vintage, motocross, dual sport and modern used dirt bike parts. Your dirt bike engine and part information source. Specs for 1998 Yamaha YZ400F.

2005年11月1日 · When starting the YZ 400, all one has to do is pull the choke knob, push the kickstart lever to where the engine's past Top Dead Center on the compression stroke - then …

The 4-stroke bike Henry was entrusted with was the YZM400F (0WH2), a completely one-off, full factory machine. But, the regulations for the AMA Supercross and AMA National Motocross …

Acceleration to 100km / h.

2012年10月11日 · The YZ400F would truly be the first machine to combine the performance of the exotics with the affordability, quality, and dependability of the Japanese. The YZF motor …

2021年8月19日 · Read and compare owner reviews & ratings of Yamaha YZ400F 1999. Vehicle specs, photos & video, pricing, and more!

The Yamaha YZ400F is a motorcycle produced by Yamaha from 1998 to 1999. The original production 4-stroke motocross bike by a Japanese manufacturer . Piloted by Doug Henry, it …

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 …