Honda NSR 125R (1991)

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

Year: 1991


Engine: Two stroke, single cylinder, Reed valve induction
Capacity: 124.8 cc / 7.6 cu-in
Bore x Stroke: 54 x 54 mm
Cooling System: Liquid cooled
Compression Ratio: 12.0:1
Induction: Dell’Orto PHBH 28 FS carburetor
Ignition: Capacitor discharge electronic ignition
Starting: Electric & Kick
Max Power: 31 hp / 23.1 kW @ 10500 rpm
Max Torque: 20.85 Nm / 15.1 lb-ft / 2.1 kgf-m @ 9000 rpm
Clutch: Multi-disc oil bath
Transmission: 6 Speed
Final Drive: Chain
Frame: Double cradle tubular steel panels
Front Suspension: 35mm Marzocchi telescopic forks

Rear Suspension: Marzocchi shock with Pro-kink adjustable preload
Front Brakes: Single 316mm disc 2 piston caliper
Rear Brakes: Single 220mm disc 1 piston caliper
Front Tyre: 100/80 -17
Rear Tyre: 130/70 -18
Seat Height: 800 mm / 31.4 in
Dry Weight: 118 kg / 260 lbs
Fuel Capacity: 10 Litres / 2.6 US gal
Consumption Average: 18.0 km/lit
Braking 60 – 0 / 100 – 0: 13.4 m / 38.6 m
Standing 1/4 Mile: 15.4 sec / 136.3 km/h
Top Speed: 164.0 km/h / 102 mph

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