Yamaha DT 125 E 1974

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

Engine and transmission Switch unit
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:	Vertical
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, Double cradle frame
Front
Suspension:	Cartridge
Brake:	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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