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LOCAL AND NATIONAL MX NEWS,,,, | NEW BIKES 4 U,,,,,,,,,,,,, |
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 |  | Red Rockets! - Hondas2007 four-stroke range
SUBTLE refinements, rather than major developments or re-designs, has been the name of the game at H... More » | |
| We're Hon our way - Honda CRF150R on test
"THE all-new Honda CRF150R? – if you're our age and you don't want one of these, then yo... More » | 11/9/2006 - De Dycker crowned champion |  | CAS Honda rider Ken De Dycker was crowned British Motocross Champion in the penultimate race of the 2006... FULL STORY |
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 | | Yam-tastic! - 2007 YZ125 and 250 two-strokes
OR 2007 Yamaha has definitely worked on the theory 'If it aint broke, don't fix it', as ... More » |
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YZ450F | 
YZ250F | 
YZ125 | 
YZ85LW | | Engine type | Liquid cooled, 4-stroke, DOHC, 5 titanium valves, forward-inclined single cylinder | Liquid-cooled, 4-stroke, DOHC, 5-valve forward-inclined single cylinder | Liquid cooled, 2-stroke, reed valve, forward-inclined single cylinder, with YPVS | Liquid cooled, 2-stroke, reed valve, single cylinder | | Displacement | 449 cc | 250 cc | 124 cc | 84.7 cc | | Bore x stroke | 95 x 63.4 mm | 77.0 x 53.6 mm | 54 x 54.5 mm | 47.5 x 47.8 mm | | Compression ratio | 12.3 :1 | 12.5:1 | 8.6 - 10.7:1 | 8.2:1 | | Lubrication system | Dry sump | Dry sump | Premix | Premix | | Fuel System | Keihin FCR-MX39H/1 | Keihin FCR-MX37H/1 | Mikuni TMX38 | Keihin PWK28/1 | | Clutch type | Wet, multiple-disc | Wet, multiple-disc | Wet, multiple-disc coil spring | Wet, multiple-disc coil spring | | Ignition system | CDI | CDI | CDI | CDI | | Starter system | Kick | Kick | Kick | Kick | | Transmission system | Constant mesh, 5 speed | Constant mesh, 5-speed | Constant mesh, 6 speed | Constant mesh, 6-speed | | Final transmission | Chain | Chain | Chain | Chain | | Fuel tank capacity | 7 litres | 7 litres | 8 liters | 5 litres | | Oil tank capacity | 1.2 litre | 1.3 litre | 0.7 litre | 0.5 litres | | Chassis: | Semi-double cradle | Semi-double cradle | Alu semi-double cradle | Semi-double cradle | | Front suspension system | Telescopic fork | Telescopic fork | Telescopic forks | Telescopic fork | | Front travel | 300 mm | 300 mm | 300 mm | 275mm | | Rear suspension system | Swingarm (link suspension) | Swingarm (link suspension) | Swingarm (link suspension) | Swingarm (link suspension) | | Rear travel | 315 mm | 307 mm | 315 mm | 282 / 287 mm | | Front brake | Single disc, Ø 250 mm | Single disc, Ø 250 mm | Single disc, Ø 250 mm | Single disc, Ø 220 mm | | Rear brake | Single disc, Ø 245 mm | Single disc, Ø 245 mm | Single disc, Ø 245 mm | Single disc, Ø 190 mm | | Front tyre | 80/100-21 51R | 80/100-21-51R | 80/100-21 51M | 70/100-17 40M / 70/100-19 42M | | Rear tyre | 110/90-19 NHS | 100/90-19 NHS | 100/90-19 57M | 90/100-14 49M / 90/100-16 52M | | Length (mm) | 2,196 mm | 2,166 mm | 2,139 mm | 1,818 /1,903 mm | | Width (mm) | 825 mm | 825 mm | 827 mm | 758 mm | | Height (mm) | 1,308 mm | 1,302 mm | 1,318 mm | 1,161 / 1,205 mm | | Seat height (mm) | 1,002 mm | 997mm | 998 mm | 864 /904 mm | | Wheel base (mm) | 1,494 mm | 1,469 mm | 1,443 mm | 1,255 / 1,286 mm | | Minimum ground clearance (mm) | 376 mm | 372 mm | 388 mm | 351 / 393 mm | | Dry weight (kg) | 99.8 kg | 92.7 kg | 86 kg | 66 / 69 kg | | | | |
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SCOTTISH YOUTH INTERNATIONAL 2008
