Yamaha DT 125back 1974 forward

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Air cooled, 123cc, Single, 2-stroke, Reed valve

Power: 12.92 HP (9.5 kW) @ 7000 rpm
Final drive: Chain
Top speed: 65.24 mph
Curb weight: 227.1 lbs
Category: Offroad
Tags: Enduro
Engine and transmission
Engine type: 1 cylinders, 2-stroke, Single
Displacement: 123 cc (7.52 cubic inches)
Bore × stroke: 2.2 inch × 1.97 inch (oversquare - shortstroke)
Cooling system: Air cooled
Power: 12.92 HP (9.5 kW) @ 7000 rpm
Throttle: Cable operated
Valves
Valve train: Reed valve, variable
Fuel and ignition
Sparks per cylinder: 1
Fuel supply system: Carburetor
Compression: 7:1
Engine mounting: Transverse
Lubrication system: Mixture
Gear box: Manual 5-speed
Clutch: Wet, multiple discs, cable operated
Final drive: Chain
Dimensions
Weight
Curb weight: 227.1 lbs
Chassis and suspension
Frame type: steel, Single cradle frame
Front
Suspension: Cartridge
Brake: Twin Drum
Rear
Suspension: twin shock, Swingarm
Brake: Drum
Other
ABS available: No
Power-to-weight ratio: 0.09 KW/lbs (10.84 lbs/HP)
Top speed: 65.24 mph
Fuel capacity: 1.85 gals
Number of riders: 2 persons

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