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Honda NSR 125R (1991)

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Honda NSR 125R (1991)

At a glance

Capacity
124.8 cc / 7.6 cu-in
Power
31 hp / 23.1 kW @ 10500 rpm
Torque
20.85 Nm / 15.1 lb-ft / 2.1 kgf-m @ 9000 rpm
Seat height
800 mm / 31.4 in

The full picture.

The Honda NSR 125R is a motorcycle first introduced in 1991. It has a liquid cooled, two stroke, single cylinder engine with reed valve induction, and a capacity of 124.8 cc. The compression ratio is 12.0:1 and it has a Dell’Orto PHBH 28 FS carburetor induction system. The ignition is a capacitor discharge electronic system, and it can be started with both an electric and kick start. It has a maximum power of 31 hp at 10500 rpm and a maximum torque of 20.85 Nm at 9000 rpm. The transmission has six speeds and a multi-disc oil bath clutch. The frame is made of double cradle tubular steel panels and the bike has 35mm Marzocchi telescopic forks for the front suspension and a Marzocchi shock with Pro-kink adjustable preload for the rear. The front brakes are a single 316mm disc with 2 piston caliper and the rear brakes have a single 220mm disc with 1 piston caliper. The front tire is 100/80 -17 and the rear tire is 130/70 -18. The seat height is 800 mm and it has a dry weight of 118 kg. The fuel capacity is 10 liters and the average consumption is 18.0 km/lit. It has a 60-0 braking distance of 13.4 m and a 100-0 braking distance of 38.6 m. It can do a standing quarter mile in 15.4 seconds with a top speed of 164.0 km/h.


Technical specifications:

Make Model: Honda NSR 125R

Motorcycle technical specifications
Year1991
EngineTwo stroke, single cylinder, Reed valve induction
Capacity124.8 cc / 7.6 cu-in
Bore x Stroke54 x 54 mm
Cooling SystemLiquid cooled
Compression Ratio12.0:1
InductionDell’Orto PHBH 28 FS carburetor
IgnitionCapacitor discharge electronic ignition
StartingElectric & Kick
Max Power31 hp / 23.1 kW @ 10500 rpm
Max Torque20.85 Nm / 15.1 lb-ft / 2.1 kgf-m @ 9000 rpm
ClutchMulti-disc oil bath
Transmission6 Speed
Final DriveChain
FrameDouble cradle tubular steel panels
Front Suspension35mm Marzocchi telescopic forks
Rear SuspensionMarzocchi shock with Pro-kink adjustable preload
Front BrakesSingle 316mm disc 2 piston caliper
Rear BrakesSingle 220mm disc 1 piston caliper
Front Tyre100/80 -17
Rear Tyre130/70 -18
Seat Height800 mm / 31.4 in
Dry Weight118 kg / 260 lbs
Fuel Capacity10 Litres / 2.6 US gal
Consumption Average18.0 km/lit
Braking 60 – 0 / 100 – 013.4 m / 38.6 m
Standing 1/4 Mile15.4 sec / 136.3 km/h
Top Speed164.0 km/h / 102 mph