Yamaha TZR250 (1990)

The Yamaha TZR 250SP is a two-stroke motorcycle that was manufactured in 1990. Its engine has parallel twin cylinders and a capacity of 249cc. The bike has a liquid cooling system, 6-speed transmission and chain final drive. It has a maximum power of 50hp at 10000rpm and max torque of 35.5Nm at 9750rpm. The front suspension is adjustable preload telescopic fork with the rear suspension having coil and gas spring preload 9-way preload position. The front brakes have a single 320mm disc and 2 piston calipers while the rear brakes come with a single 210mm disc and 1 piston caliper. Both the front and rear tyres are tubeless with the size for the front being 100/80-17 and the rear is 120/80-17. The dimensions of the bike are length 2005mm and width 660mm. Its wheelbase is 1375mm and seat height of 760mm. The dry weight is 128kg and wet weight is 140kg. Fuel capacity stands at 16 liters or 4.2 US gal.

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Technical specifications:

Make Model: Yamaha TZR 250SP

Year: 1990

Engine: Two stroke, parallel twin cylinders, read valve,

Capacity: 249 cc / 15.2 cu-in

Bore x Stroke: 56.4 x 50 mm

Cooling System: Liquid cooled

Compression Ratio: 5.9:1

Induction: 2x Mikuni TM28SS carburetor

Ignition: CDI

Starting: Kick

Max Power: 50 hp / 36.4 kW @ 10000 rpm

Max Torque: 35.5 Nm / 26.2 lb-ft @ 9750 rpm

Transmission: 6 speed

Final Drive: Chain

Front Suspension: Telescopic fork adjustable preload

Front Wheel Travel: 140 mm / 5.5 in

Rear Suspension: Coil and gas spring preload 9-way preload position

Rear Wheel Travel: 100 m / 3.9 in

Front Brakes: Single 320mm discs 2 piston calipers

Rear Brakes: Single 210mm disc 1 piston caliper

Front Tyre: 100/80-17

Rear Tyre: 120/80-17

Dimensions: Length 2005 mm / 78.9 in Width 660 mm / 25.9 in

Wheelbase: 1375 mm / 54.1 in

Seat Height: 760 mm / 29.9in

Dry Weight: 128 kg / 282.1 lbs

Wet Weight: 140 kg / 308.6 lbs

Fuel Capacity: 16 liters / 4.2 US gal