yamaha_dt (1978-79)

Make Model: Yamaha DT 400


Year: 1978 – 79
Engine: Two stroke, single cylinder, read valve
Capacity: 397 cc / 24.2 cu-in
Bore x Stroke: 85 ~A | 70 mm
Cooling System: Air cooled
Compression Ratio: 6.4:1
Induction: Single 28mm Mikuni carburetor
Ignition: CDI
Starting: Kick
Max Power: 23 hp / 17.1 kW @ 5500 rpm
Max Torque: 3.8 kg-m / 27.5 lb-ft @ 5000 rpm
Transmission: 5 Speed
Final Drive: Chain
Front Suspension: Telescopic forks
Rear Suspension: Swinging arm fork
Front Brakes: Drum
Rear Brakes: Drum
Front Tyre: 3.00-21
Rear Tyre: 4.00-18
Wheelbase: 1410 mm / 55.5 in
Dry Weight: 124 kg / 272 lbs

Wet Weight: 141 kg / 310.9 lbs
Fuel Capacity: 9 Litres / 2.3 US gal
Standing ~A1/4 Mile: 16.5 sec / 74.5 mph
Top Speed: 87 mph


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