|Engine||Single cylinder, two stroke, air-cooled|
|Bore / Stroke||83.8mm x 83.8mm|
|Horse Power||39.96 HP (29.8 KW) @ 7000RPM|
|Torque||30.98 ft/lbs (42.0 Nm) @ 6000RPM|
|Sparkplug||NGK B8EV '76-78 , '79|
|Transmission||Gear box: 5-Speed |
Final Drive: Chain
|Suspension||Front: Telescopic forks |
|Brakes||Front: Drum |
|Wheelbase||56.3 inches (1430 mm)|
|Weight||(dry), 126.0 kg (wet)|
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The Yamaha IT 400 was a Single cylinder, two stroke, air-cooled Trial motorcycle produced by Yamaha in 1978. Max torque was 30.98 ft/lbs (42.0 Nm) @ 6000 RPM. Claimed horsepower was 39.96 HP (29.8 KW) @ 7000 RPM.
The bike has a 5-Speed transmission. Power was moderated via the Wet multi-discs.
It came with a 3.00-21 front tire and a 150/80-18 rear tire. Stopping was achieved via Drum in the front and a Drum in the rear. The front suspension was a Telescopic forks while the rear was equipped with a Monoshock. The wheelbase was 56.3 inches (1430 mm) long.
1978 Yamaha IT 400
The IT 400 motorcycle design is a tough nut for any manufactured to track. Punching the IT through tight wooded sections is easy.