http://www.fast3r.com/topics/Four-stroke Four-stroke NEWS http://www.fast3r.com/stories/76177 Wed, 18 Jun 2008 11:19:00 EDT Yamaha has just unveiled its revised 2009 Motocross motorcycle range. The Four-stroke YZ250F and YZ450F gain a new lighter... ]]> http://www.fast3r.com/stories/83041 Sun, 29 Jun 2008 08:10:00 EDT Federation Internationale de Motocyclisme (FIM) announced the end of the 250GP class. The sanctioning... ]]> http://www.fast3r.com/stories/71810 Tue, 10 Jun 2008 08:18:42 EDT Aprilia Superbike, the bike which from 2009 will bring the Noale based company back to Four-stroke racing, has been unveiled for the first time during the Piaggio... ]]> http://www.fast3r.com/stories/72109 Wed, 11 Jun 2008 06:50:07 EDT Casey Stoner has said he will reserve judgement on the merits of a new 600cc Four-stroke series to replace the current 250GP Two-stroke... ]]> http://www.fast3r.com/stories/72259 Wed, 11 Jun 2008 11:50:09 EDT MotoGP boss Carmelo Ezpeleta has denied a new 600cc Four-stroke class to replace the 250GP series in 2011 will cause conflict with World Superbike bosses. Despite fears that a... ]]> http://www.fast3r.com/stories/86325 Fri, 04 Jul 2008 04:52:00 EDT KTM's new Four-stroke blaster ]]> http://www.fast3r.com/stories/86015 Fri, 27 Jun 2008 13:33:00 EDT Four-stroke Bore and Stroke: 47mm x 41.4mm Compression ratio: 9.0:1 Valve Train: SOHC; two-valve Induction: 13mm piston-valve Carburetor... ]]> http://www.fast3r.com/stories/81902 Fri, 27 Jun 2008 14:37:00 EDT Four-stroke Bore and Stroke: 53mm x 45mm Compression ratio: 9.4:1 Valve Train: SOHC; two-valve Induction: 22mm piston-valve carburetor... ]]> http://www.fast3r.com/stories/86016 Fri, 27 Jun 2008 13:32:00 EDT Seat height, three-speed transmission, and low-maintenance 72cc air-cooled single-cylinder Four-stroke... ]]> http://www.fast3r.com/stories/83825 Fri, 27 Jun 2008 13:34:00 EDT Four-stroke Bore and Stroke: 47.5mm x 45mm Compression ratio: 9.7:1 Valve Train: SOHC; two-valve Induction: 20mm piston-valve carburetor... ]]> http://www.fast3r.com/stories/81901 Fri, 27 Jun 2008 14:38:00 EDT Honda has been employed to hone riding skills by a far-reaching... ]]> http://www.fast3r.com/stories/83824 Fri, 27 Jun 2008 13:35:00 EDT Honda's legendary reliability, big-bike styling, nimble handling and wonderfully balanced performance. It's the perfect match for young riders ready to step up to a manual clutch... ]]> http://www.fast3r.com/stories/82110 Fri, 27 Jun 2008 21:30:02 EDT FIM made it official today in Assen. 600cc four-strokes will replace 250cc two-strokes in 250GP beginning in 2011. Further rules will be decided at some non-specific future date. Dorna's... ]]> http://www.fast3r.com/stories/82236 Sat, 28 Jun 2008 04:28:45 EDT Four-stroke 600cc machines will replace 250cc two-strokes as the first support class in MotoGP, it was revealed at Assen. A statement by Four-stroke gasoline engine, centrifugal clutch, and belt drive (up to 200 mpg) $800 cash (the Golden Eagle Bike... ]]>