1978 Yamaha DT 400 MX

Yamaha DT 400 MX 1978


1978 Yamaha DT 400 MX specifications, pictures, reviews and rating

General information
Model name Yamaha DT 400 MX
Year 1978
Category Enduro / offroad
Rating 3.4  Check out the detailed rating of off-road capabilities, engine performance, maintenance cost, etc. Compare with any other bike.
Engine and transmission
Displacement 397.0 ccm (24.22 cubic inches)
Engine type Single cylinder, two-stroke
Power 21.0 HP (15.3 kW)) @ 5600 RPM
Top speed 136.0 km/h (84.5 mph)
Compression 6.4:1
Bore x stroke 85.0 x 70.0 mm (3.3 x 2.8 inches)
Fuel control Membrane
Cooling system Air
Gearbox 5-speed
Transmission type Chain (final drive)
Chassis, suspension, brakes and wheels
Front tire 3.00-21
Rear tire 4.00-18
Front brakes Expanding brake
Rear brakes Expanding brake
Physical measures and capacities
Weight incl. oil, gas, etc 141.0 kg (310.9 pounds)
Fuel capacity 9.00 litres (2.38 US gallons)
Other specifications
Update specsReport missing specs or required updates.
Further information
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Parts finderCMSNL provides online schematics & OEM partsParts and ships to Australia, Austria, Bahamas, Belgium, Canada, China, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hong Kong, Hungary, Iceland, India, Ireland, Italy, Japan, Kuwait, Latvia, Lithuania, Luxembourg, Macedonia, Malta, Montenegro, The Netherlands, New Zealand, Norway, Poland, Portugal, South Africa, Spain, Sweden, Switzerland, Taiwan, Ukraine, United Kingdom, The United States and more. Also check out our overview of motorcycle webshops at Bikez.info.
MaintenanceFind parts, fluids. filters, maintenance tools and service manuals at Amazon.com.
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