The original Bridgestone Champion was built on a pressed-steel frame and sported a 50cc two-stroke engine with surprisingly good ... of motorized bicycles had turned into a full-blown street bike ...

(Yamaha/) The Yamaha YZ250X is equipped for off-road racing with its specifically tuned liquid-cooled 249cc two-stroke engine ...

When the Japanese introduced two-stroke technology to motorcycle Grand Prix racing in the early 1960s, few could have any idea how dominant the tech would become in the following forty years in racing ...

Although this is the fastest speed for a motorcycle in history, the Tomahawk was a concept vehicle and never produced for sale ... powered bike comes close to the 2-second time listed by Lightning for ...

Debuting in 1955, the YA-1 was a 125cc single-cylinder two-stroke street bike, and it didn't exactly ... Finding the right one for sale could be a great deal for someone who wants 165 mph ...

Café racers are stylish and stripped-down bikes that harken back to an era of motorcycles, and enthusiasts can join in on the ...

An extremely rare two-stroke ... The 1942 bike – which was owned and brought back from the war by Lieutenant Colonel Dennis O'Rorke of the British Tank Regiment - will go on sale on 10 November ...

Ralph Staropoli (80) won the combined AHRMA Open Two-Stroke race at Barber Motorsports Park, riding a Honda RS250. etechphoto ...

They have no answer for the small displacement cruiser in the United States. That's how companies like Royal Enfield have ...

Brand new Yamaha PW50 Kid's off-road bike. £1,995 - They’re young only ... Featuring a Fully-automatic 50cc 2-stroke engine with easy-to-adjust throttle limiter, low seat height and user ...

For 2021, the bike has become the R6 Race – a £12,099 track-only version of the 2017-on road bike ... also a quick shifter for upshifts only and two riding modes. Sitting on Bridgestone ...

A 4-stroke engine requires four of these movements (or two rotations of the crankshaft) to complete a power cycle in which air and fuel are drawn into the combustion chamber, compressed ...