| Year | 1982 |
| Bore x Stroke | 64 х 54 mm |
| Capacity | 347 cc / 21.1 cu-in |
| Clutch | Wet multiplate |
| Compression Ratio | 6.2 :1 |
| Consumption Average | 43 mpg |
| Cooling System | Liquid cooled |
| Dimensions | Length 2080 mm / 81.8 in Width 750 mm / 29.5 in Height 1090 mm / 42.9 in |
| Dry Weight | 143 kg / 315.2 lbs |
| Engine | Two stroke, parallel twin cylinder |
| Final Drive | Chain |
| Frame | Tubular mild steel, double front downtubes |
| Front Brakes | 2x 267mm disc 1 piston caliper |
| Front Suspension | 32mm stanchion tube forks |
| Front Travel | 140mm |
| Front Tyre | 3.00-18 |
| Fuel Capacity | 16.5 Liters / 4.3 US gal |
| Ground Clearance | 165 mm / 6.4 in |
| Ignition | Flywheel magneto CDI |
| Induction | 2x 26mm Mikuni slide-needle carburetor |
| Lubrication | Autolube |
| Max Power | 47 hp / 34.5kW @ 8500 rpm |
| Max Torque | 40.2 Nm / 4.1 kgf-m / @ 8000 rpm |
| Model | Yamaha RD 350LC / RZ 350LC |
| Rear Brakes | Drum |
| Rear Suspension | Single shock cantilever 5-way adjustable spring preload |
| Rear Travel | 95mm |
| Rear Tyre | 3.50-18 |
| Seat Height | 785 mm / 30.9 in |
| Standing ¼ Mile | 13.8 sec / 97.2 mph |
| Starting | Kick |
| Top Speed | 114 mph / 183.4 km/h |
| Transmission | 6 Speed |
| Wet Weight | 149 kg / 328 lbs |
| Wheelbase | 1365 mm / 53.7 in |
