Difference between revisions of "Yamaha RZ250LC"

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{{Motorcycle
{{Motorcycle
|name            = [[Yamaha]] RZ250LC
|name            = Yamaha RZ250LC
|photo=Yamaha-RZ250--80--1.jpg
|photo=Yamaha-RZ250--80--1.jpg
|aka              =  
|aka              =  

Latest revision as of 22:36, 23 November 2019

Yamaha-RZ250--80--1.jpg
Yamaha RZ250LC
Manufacturer
Production 1980 - 81
Engine
Two stroke, torque induction, parallel twin
Compression ratio 6.2 :1
Ignition CDI
Transmission 6 Speed
Suspension Front: Telescopic forks
Rear: Monocross
Brakes Front: Single 267mm disc
Rear: Drum
Front Tire 3.00-18
Rear Tire 3.50-18
Wheelbase 1360 mm / 53.5 in
Seat Height 785 mm / 30.9 in
Weight 139 kg / 306.4 lbs (dry),
Oil Capacity 1.6 Liters
Recommended Oil Yamalube 10w-40
Fuel Capacity 16.5 Liters / 4.3 US gal
Manuals Service Manual



Engine[edit | edit source]

The engine was a Liquid cooled cooled Two stroke, torque induction, parallel twin. The engine featured a 6.2 :1 compression ratio.

Drive[edit | edit source]

Power was moderated via the Wet multi-plate.

Chassis[edit | edit source]

It came with a 3.00-18 front tire and a 3.50-18 rear tire. Stopping was achieved via Single 267mm disc in the front and a Drum in the rear. The front suspension was a Telescopic forks while the rear was equipped with a Monocross. The RZ250LC was fitted with a 16.5 Liters / 4.3 US gal fuel tank. The bike weighed just 139 kg / 306.4 lbs. The wheelbase was 1360 mm / 53.5 in long.

Photos[edit | edit source]

Yamaha RZ250LC Yamaha RZ250LC Yamaha RZ250LC Yamaha RZ250LC

Overview[edit | edit source]

Yamaha RZ 250









This was a supersport model developed with the TZ250 as its base. It immediately created a big sensation after its stunning debut at the 1979 Tokyo Motor Show. Its liquid-cooled 2-stroke, 2-cylinder engine pumped out high power equivalent to 140 hp per liter of displacement. This was mounted on a double cradle frame with a Monocross suspension and other features like lightweight cast wheels to produce unprecedented running performance. Even today it remains a legendary model with a devoted following.


Year 1980 - 81
Engine Type Two stroke, torque induction, parallel twin
Displacement 247 cc / 15.0 cu-in
Bore X Stroke 54 х 54 mm
Cooling System Liquid cooled
Compression 6.2 :1
Lubrication Autolube
Oil Capacity 1.6 Liters
Induction 2x Mikuni VM28 SC carburetor
Ignition CDI
Starting Kick
Max Power 35.5 hp / 26.1 kW @ 8500 rpm
Max Torque 30.2 Nm / 3.1 kgf-m@ 8000 rpm
Clutch Wet multi-plate
Transmission 6 Speed
Final Drive Chain
Front Suspension Telescopic forks
Rear Suspension Monocross
Front Brakes Single 267mm disc
Rear Brakes Drum
Front Tire 3.00-18
Rear Tire 3.50-18
Dimensions Length 2080 mm / 81.8 in Width 750 mm / 29.5 in Height 1090 mm / 42.9 in
Wheelbase 1360 mm / 53.5 in
Seat Height 785 mm / 30.9 in
Ground Clearance 165 mm / 6.4 in
Dry Weight 139 kg / 306.4 lbs
Fuel Capacity 16.5 Liters / 4.3 US gal
Consumption Average 40 mpg
Standing ¼ Mile 14.6 sec