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  1. Supermono 550: The Last Time Ducati Made A Single-Cylinder Motorcycle

    ... It had performance covered, too, with 75bhp from its 572cc four-stroke single (using desmodromic valves, of course), which puts today’s contemporary armada of 500cc (or thereabouts) four-stroke twins fairly deeply in the mud, although the Supermono itself its ...

    Alex Whitworth - 26/01/2024 - 11:11 - 0 comments

  2. Top 10 pre-1978 bikes

    ... 1000cc engine was water-cooled – a first for any Japanese four-stroke – and its 78hp output, along with disc brakes and (by 1978) cast ... isn’t that much today, it’s still not bad for a 400cc four-stroke, and the noise will bring to mind Honda’s legendary 1960s race ...

    Visordown - 23/09/2019 - 09:35 - 2 comments

  3. What is a rotary engine?

    ... much smaller and easier to package than a convention four-stroke engine. They aren’t perfect though, for each plus point noted ... forth or up and down, they rotate. It is still classed as a four-stroke engine, but all four strokes take place within the engine housing. ...

    Simon Hancocks - 18/10/2019 - 10:20 - 1 comment

  4. Z Marks the Spot | Top 10 Greatest Kawasaki 'Z' Motorcycles over 50 years

    ... machine.  Trail bike fans had both two and four-stroke singles such as Yamaha’s DT and XT 250s, stroker sports bike ... most popular of all were ‘sensible’, more versatile four-stroke twins such as Honda’s CB250N Superdream, Yamaha’s XS250 and ...

    Ollie Barstow - 08/01/2022 - 11:30

  5. First Ride: 2005 Honda CRF450R - CRF250R

    ... riding the '04 CRF250R, I was convinced it was the best four-stroke off-roader ever built. A year on and having ridden all the ... riding the '04 CRF250R, I was convinced it was the best four-stroke off-roader ever built. A year on and having ridden all the ...

    Niall Mackenzie - 10/05/2024 - 04:24 - 0 comments

  6. First Ride: 2007 Buell Super TT

    ... riding and called it Superbiker. The idea was that two- and four-stroke bikes (although mainly XR750s) racing on a mixture of surfaces ... riding and called it Superbiker. The idea was that two- and four-stroke bikes (although mainly XR750s) racing on a mixture of surfaces ...

    Anonymous (not verified) - 10/05/2024 - 04:26 - 0 comments

  7. Top 10 best supermotos

    ... It’s powered by a slick, liquid-cooled, fuel-injected four-stroke single, has quality suspension, wheels and brakes and has a general ... makeover in 2018, the Italian SX is probably the best of the four-stroke learner-compliant supermotos currently available. It’s based on ...

    Phil West - 10/05/2024 - 04:16 - 251 comments

  8. Emula electric motorcycle disguises itself with classic 2-stroke sound

    ... - to blast out as you accelerate it, including a 1999 600cc four-stroke, four-cylinder generating a perceived 100bhp @13,000rpm, a 2004 800cc four-stroke, two-cylinder developing 77hp @9000rom and – our ‘favourite’ ...

    Ollie Barstow - 28/05/2020 - 10:40 - 6 comments

  9. Is Triumph already focused on electric dirt bikes?

    ... in almost any configuration - from 125cc two-stroke to 450cc four-stroke - with the other benefits of electrics such as the lack of noise ... for Triumph to focus on building its own 450cc and 250cc four-stroke engines for motocross and enduro, when in fact that engine might ...

    Alex Whitworth - 23/06/2022 - 10:25

  10. G450X (2009 - present) review

    ... instantly from 41bhp to 52bhp. It may only be a 450cc four-stroke single, but the BMW is boasting heaps of cleverness like that. At ... instantly from 41bhp to 52bhp. It may only be a 450cc four-stroke single, but the BMW is boasting heaps of cleverness like that. At ...

    Ben Cope - 23/09/2019 - 09:35 - 0 comments

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