1987 Yamaha XJ 900 S specifications.

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Engine and transmission 1987 Yamaha XJ 900 S
Engine type:
4 cylinders, 4-stroke, Inline
Displacement:
853 cc (52.12 cubic inches)
Bore × stroke:
67 mm × 60.5 mm (oversquare - shortstroke)
Cooling system:
Air cooled
Power:
96.26 HP (70.8 kW) @ 9000 rpm
Throttle:
Cable operated
Valves:
Valve train:
DOHC, variable
Valves per cylinder:
2
Fuel and ignition:
Sparks per cylinder:
1
Fuel supply system:
Carburetor
Compression:
9.6:1
Engine mounting:
Transverse
Lubrication system:
Wet sump
Gear box:
Manual 5-speed
Clutch:
Wet, multiple discs, cable operated
Final drive:
Shaft
Starter:
Electric
Dimensions 1987 Yamaha XJ 900 S
Weight:
Curb weight:
244 kg
Chassis and suspension 1987 Yamaha XJ 900 S
Frame type:
steel, Double cradle frame
Front:
Suspension:
Cartridge
Brake:
Twin Disk
Tire:
100 / 90 R18
Rear:
Suspension:
mono shock, Swingarm
Brake:
Disk
Tire:
120 / 90 R18
Other 1987 Yamaha XJ 900 S
ABS available:
No
Power-to-weight ratio:
0.29 HP/kg(3.45 kg/HP)
Top speed:
211 km/h
Fuel capacity:
22 l
Number of riders:
2 persons