Honda Racing Corporation will soon launch NSF250R, a new engine developed for Moto3 class that will replace the 125 class at the FIM Road Racing World Championship Grand Prix in 2012.New motorcycles are equipped with a liquid-cooled 4-stroke, single cylinder, DOHC, 249 cc engine capacity that are specifically designed sehinggabobotnya lightweight and compact.
NSF250R scheduled to be officially introduced to the press on 2 June at the Catalunya circuit in Barcelona and will be a public demonstration by Alex Criville on 3 June and was followed by a demo after the MotoGP warm up session on June 5.
NSF250R Specifications
Model name NSF250R
Model type MR03
Overall length × Overall width × Overall height(m) 1.809×0.560×1.037
Wheelbase(m) 1.219
Ground clearance(m) 0.107
Seat height(m) 0.729
Caster angle(degree) 22°36"
Curb weight(kg) 84
Fuel tank capacity(l) 11
Engine type liquid-cooled 4-stroke DOHC single cylinder
Displacement（cm3） 249.3
Bore × Stroke(mm) 78.0×52.2
Maximum power（kW/rpm） 35.5/13,000
Maximum torque(N･m/rpm) 28.0/10,500
Oil Capacity (ENG OIL/T.M OIL) (l) 1.27/0.55
Transmission Type Constant mesh
Gear ratio 1st 1.875
2nd 1.524
3rd 1.304
4th 1.167
5th 1.077
6th 1.000
Reduction gear ratio Primary 2.952
Secondary 2.333
Devices (Intake) IACV
Fuel supply system PGM-FI
Ignition type Full-transistor
Clutch type Wet multiplate
Lubricating type Semi-Dry Sump
Tire size Front 90/580R17
Rear 120/600R17
Rim size Front 2.50-17
Rear 3.50-17
Brake Front Type Hydraulic disk
Diameter φ296
Rear Type Hydraulic disk
Diameter φ186
Suspension Front Inverted telescopic
Rear Pro-link suspension system
Frame type Aluminum twin tube
source from world.honda.com
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