Yamaha XJ 400Z-E (1983) vs Yamaha RD 350LC / RZ 350LC YPVS (1983)
Comparison technical specifications
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| Make: | Yamaha | Yamaha |
| Model: | XJ 400Z-E | RD 350LC / RZ 350LC YPVS |
| Years: | 1983 | 1983 |
| Engine: | Four stroke, transverse four cylinder, DOHC, four valve per cylinder | Two stroke, parallel twin cylinder |
| Capacity: | 399 cc | 347 cc / 21.1 cu-in |
| Bore x Stroke: | 54 х 53.6 mm | 64 х 54 mm |
| Cooling System: | Liquid cooled | Liquid cooled |
| Compression Ratio: | 10.5:1 | 6.2 :1 |
| Induction: | Carburator | 2x 26mm Mikuni slide-needle carburetor |
| Ignition: | Transistorized CDI | Flywheel magneto CDI |
| Starting: | Electric | Kick |
| Max Power: | 55 hp / 41kW @ 11500 rpm | 59 hp / 43.9 kW @ 9000 rpm |
| Max Torque: | 3.5 kgf-m / 25.3 lb-ft @ 10000 rpm | 40.2 Nm / 4.1 kgf-m / @ 8000 rpm |
| Transmission: | 6 speed | 6 Speed |
| Final Drive: | Chain | Chain |
| Front Suspension: | Telescopic forks | 32mm stanchion tube forks |
| Rear Suspension: | Monocross, link type | Single shock cantilever 5-way adjustable spring preload |
| Front Brakes: | 2x discs | 2x 267mm disc 1 piston caliper |
| Rear Brakes: | Single disc | Drum |
| Front Tyre: | 90/90-18 | 3.00-18 |
| Rear Tyre: | 110/90-18 | 3.50-18 |
| Wheelbase: | 1420 mm / 55.9 in | 1365 mm / 53.7 in |
| Dry Weight: | 180 kg / 396.8 lbs | 143 kg / 315.2 lbs |
| Fuel Capacity: | 19 Litres / 5.0 US gal | 16.5 Liters / 4.3 US gal |