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Yamaha XJ 400 Seca 19811981 Yamaha XJ 400 Seca specifications, pictures, reviews and rating |
| General information | |
|---|---|
| Motorcycle name | Yamaha XJ 400 Seca |
| Model year | 1981 |
| Category | Naked bike |
| Rating | 3.2 See the detailed rating of engine performance, design and look, accident risk, etc. Compare with any other motorcycle. |
| Engine and transmission | |
| Displacement | 398.0 ccm (24.29 cubic inches) |
| Engine type | Four cylinder boxer, four-stroke |
| Power output | 45.0 HP (32.8 kW)) @ 10000 RPM |
| Torque | 33.9 Nm (3.5 kgf-m or 25.0 ft.lbs) @ 8000 RPM |
| Top speed | 162.5 km/h (101.0 mph) |
| 1/4 mile (0.4 km) | 14.00 seconds |
| Compression | 9.7:1 |
| Bore x stroke | 51.0 x 48.8 mm (2.0 x 1.9 inches) |
| Fuel system | Carburettor. 2x34 Mikuni |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) |
| Ignition | Battery Powered Inductive |
| Cooling system | Air |
| Gearbox | 6-speed |
| Transmission type | Chain (final drive) |
| Chassis, suspension, brakes and wheels | |
| Front suspension | 35mm Telescopic Forks |
| Front wheel travel | 142 mm (5.6 inches) |
| Rear suspension | Single Adjustable Spring Preload |
| Rear wheel travel | 96 mm (3.8 inches) |
| Front tire | 2.50-19 |
| Rear tire | 110/90-18 |
| Front brakes | Single disc. 1 Piston Caliper |
| Rear brakes | Expanding brake (drum brake) |
| Physical measures and capacities | |
| Dry weight | 176.0 kg (388.0 pounds) |
| Power/weight ratio | 0.2557 HP/kg |
| Other specifications | |
| Color options | Black |
| Starter | Electric |
| Update specs | Report missing specs or required updates. |
| Further information | |
| Insurance costs | Compare US insurance quotes from the nation's top providers. |
| Parts finder | CMSNL provides
online schematics & OEM parts |
| Maintenance | Find parts, fluids. filters, maintenance tools and service manuals at Amazon.com. |
| Ask questions | Join the 81 Yamaha XJ 400 Seca discussion group or the general Yamaha discussion group. |
| Related bikes | List related bikes for comparison of specs. |
| Compare with another motorcycle | |
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Offroad capabilities for the 1981 Yamaha XJ 400 Seca:  (30.3 out of 100)Click here for complete rating. |
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