1990 Honda NX 650 Dominator technical specifications

Technical specifications

Model: NX 650 Dominator
Years: 1990
Engine: Four-stroke, single cylinder, SOHC, 4 valve per cylinder
Capacity: 644 cc / 39.2 cu-in
Bore x Stroke: 100 x 82 mm
Cooling System: Air cooled
Compression Ratio: 8.3:1
Induction: Single 40mm Keihin VE-type carburetor
Ignition: Digital CDI
Starting: Electric
Spark Plug: NGK, DPR 8EA-9
Engine Oil: Semi-Synthetic, 10W/40
Max Power: 45 hp / 33.5 kW @ 6000 rpm
Max Torque: 53 Nm / 5.7 kgf-m @ 5000 rpm
Clutch: Wet, multiple discs, cable operated
Transmission: 5 Speed
Final Drive: Chain
Frame: Steel, Single cradle frame
Front Suspension: 41mm leading-axle fork
Front Wheel Travel: 220 mm / 8.6 in
Rear Suspension: Pro-Link,
Rear Wheel Travel: 195 mm / 7.6 in
Front Brakes: Single 256mm disc 2 piston caliper
Rear Brakes: Single 220mm disc 1 piston caliper
Front Tyre: 90/90–21
Rear Tyre: 120/90–17
Fork Angle: 62°
Trail: 115 mm / 4.5 in
Wheelbase: 1435 mm / 56.4 in
Seat Height: 870 mm / 24.2 in
Ground Clearance: 250 mm / 9.8 in
Dry Weight: 163 kg / 359.3 lbs
Wet Weight: 178 kg / 392.4 lbs
Fuel Capacity: 16 Litres / 4.2 US gal
Consumption Average: 17.8 km/lit
Braking 60 - 0 / 100 - 0: 13.8 m / 40.4 m
Standing ¼ Mile: 13.9 sec / 147.8 km/h
Top Speed: 160.8 km/h / 100 mph
Road Test: Motosprint Group Test 1990

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