Yamaha · Model— HT1
HT1
1 generation1970 - 1970Naked
About generation HT1
1970
- Years
- 1970+
- Frame codes
- HT1
- Class
- Naked
Specifications
9 groupsGeneral
3- Market
- Japanese domestic (JDM)
- Model code
- HT1
- Manufacturer
- YAMAHA
Engine
17- Bore
- 50 mm
- Cooling
- Air-cooled
- Power
- 8.5 hp
- Power RPM
- 7,000 rpm
- Stroke
- 45.6 mm
- Cylinders
- 1
- Torque RPM
- 6,500 rpm
- Engine code
- HT1
- Fuel system
- Carburetor
- Engine type
- 2-stroke
- Torque (kgf·m)
- 0.9 kgf·m
- Lubrication
- Separate oil injection (2T)
- Cylinder layout
- Single cylinder
- Displacement
- 89 cc
- Fuel system model
- VM16SC
- 2-stroke intake
- Piston reed valve
- Compression ratio
- 6.85
Transmission
8- Type
- Return shift
- Gears
- 5
- Clutch
- Wet multi-plate
- Shift type
- Foot shift
- Final drive
- Chain
- Gear ratios
- 2.833 / 1.875 / 1.368 / 1.091 / 0.957
- Primary reduction
- 3.895
- Secondary reduction
- 3
Chassis
15- Rear tire
- 3.00-18
- Front tire
- 2.75-18
- Rear brake
- Drum (leading-trailing)
- Front brake
- Drum (leading-trailing)
- Rear rim width
- 1.4
- Rear tire type
- Tube type
- Front rim width
- 1.4
- Front tire type
- Tube type
- Rear shocks
- 2
- Rear suspension
- Swingarm
- Front suspension
- Telescopic fork
- Rear ply rating
- 4PR
- Front ply rating
- 4PR
- Rear tire construction
- Bias
- Front tire construction
- Bias
Dimensions
8- Trail
- 110 mm
- Width
- 900 mm
- Height
- 1,035 mm
- Length
- 1,875 mm
- Rake
- 60.5 °
- Wheelbase
- 1,122 mm
- Ground clearance
- 225 mm
- Turning radius
- 1.8 m
Weight
2- Dry weight
- 85 kg
- Seats
- 2
Capacities
2- Fuel tank
- 6.5 l
- 2T oil tank
- 1.2 l
Electrical
5- Starter
- Kick starter
- Spark plug
- B8HS
- Spark plugs
- 1
- Taillight rating
- 10W/3W
- Headlight rating (high)
- 25W/25W
Performance
5- Range
- 455 km
- Rear tire pressure
- 2 kgf/cm²
- Front tire pressure
- 1.5 kgf/cm²
- Measure standard
- At 40 km/h
- Fuel economy
- 1.4 L/100km
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