The Yamaha YFZ 350 is a two-stroke sport ATV (All-Terrain Vehicle) manufactured by Yamaha Motor Corporation in Japan. It was introduced in 1987 and was discontinued in 2004. The YFZ 350 has a single-cylinder, wide-ratio four-speed manual transmission and is powered by a liquid-cooled, two-stroke engine with a displacement of 349 cc. It has a top speed of around 75 mph (120 km/h). The bike has a sturdy chassis, long-travel suspension, and aggressive styling. The YFZ 350 is a well-regarded off-road ATV and is still popular in the ATV racing community today.