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The YZ125 has a 124 cc (7.6 cu in) reed valve-inducted two-stroke engine. It was air cooled from 1974 to 1980, and liquid cooled since 1981. It has a Mikuni 38 mm TMX series carburetor. [6] The engine produces 35 hp (26 kW). [1] The YZ125 has been built with five- or six-speed manual sequential gearbox depending on model year.
A range of add-ons are readily available from simple bolt on modifications and suspension parts to complete aftermarket frames and big bore kits to give more power to the engine. The heavily finned, air-cooled Blaster engine has roots from a water-cooled machine (Yamaha DT200), as evidenced by the plugged water pump casting on the right side of ...
Yamaha YA-1. YA-1 built August 1954, produced January 1955. The first bike manufactured by Yamaha was actually a copy of the German DKW RT 125; it had an air-cooled, two-stroke, single cylinder 125 cc engine [1]
The Yamaha YZ450F is a four-stroke racing motocross bike built by Yamaha Motor Corporation.It was the successor to the previous YZ426F which was discontinued in 2003. It is credited by Cycle World and Dirt Rider magazines as the bike that started the four-stroke dirt bike revolution.
The Yamaha YZ250F is a motocross motorcycle first released in 2001 by Yamaha.It features a DOHC, four-stroke engine and initially had a steel frame and subframe in 2001–2002.
The original YZ250 of 1974 used an air-cooled 250cc two-stroke engine of 70 mm bore and a 64 mm stroke, which was improved semi-annually. The air-cooled motor was replaced in 1982 with a 249 cc liquid-cooled two-stroke reed-valved engine with a mechanical, rather than servo-driven, YPVS exhaust valve for a wider spread of power. Although other ...
Overall, the V-Max was 2,300 mm (91 in) long, 795 mm (31.3 in) wide, and 1,160 mm (46 in) high. The engine was a tuned version of the double overhead camshaft, four valve per cylinder, liquid-cooled V-4 from the Yamaha Venture.
The 1982 Honda ATC200E Big Red was a landmark model. It featured both suspension and racks, making it the first ATC designed specifically for utility, and would become the world's best-selling ATC. Honda followed that effort in 1983 with the ATC200X , an easy-to-handle 192 cc (0.192 L; 11.7 cu in) four-stroke Sport ATC that was ideal for new ...