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Yamaha SR 400 (1981-82) technical specifications

Yamaha SR 400 technical specifications

Yamaha SR 400 is produced in 1981-82. Engine is Four stroke, single cylinder, SOHC, 2 valves per cylinder., displacement 399 cc / 24.3 cu-in , produces power 27 hp / 17.1 KW @ 7000 rpm and 27.4 Nm / 6.3 kgf-m @ 6500 rpm. Yamaha SR 400 wet weight is 174 kg / 384 lbs. Yamaha SR 400 has 1 photos.

Technical specifications

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Model: SR 400
Years: 1981-82
Engine: Four stroke, single cylinder, SOHC, 2 valves per cylinder.
Capacity: 399 cc / 24.3 cu-in
Bore x Stroke: 87 х 67.2 mm
Compression Ratio: 8.5:1
Cooling System: Air cooled
Oil Capacity: 2.4 Litres
Lubrication: Dry sump
Induction: BSR33 carburetor
Ignition: CDI
Starting: Kick
Max Power: 27 hp / 17.1 KW @ 7000 rpm
Max Torque: 27.4 Nm / 6.3 kgf-m @ 6500 rpm
Clutch: Wet, Multiple Disc
Transmission: 5 Speed
Final Drive: Chain
Frame: Steel Double Cradle
Front Suspension: 35mm Telescopic fork
Front Wheel Travel: 105 mm / 4.1 in
Rear Suspension: Dual shocks, 5-way adjustable preload
Front Brakes: Single disc
Rear Brakes: Drum
Front Tyre: 3.50-19
Rear Tyre: 4.00-16
Rake Caster Angle: 27º
Trail: 111 mm / 4.4 in
Wheelbase: 1410 mm / 55.5 IN
Seat Height: 790 mm / 30.9 in
Ground Clearance: 130 mm / 5.1 in
Wet Weight: 174 kg / 384 lbs
Fuel Capacity: 12 Litres / 3.2 gal

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