Yamaha RD 250LC / RZ 250LC (1980) vs Moto Guzzi Mille 1000 GT (1987)
Comparison technical specifications
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| Make: | Yamaha | Moto Guzzi |
| Model: | RD 250LC / RZ 250LC | Mille 1000 GT |
| Years: | 1980 | 1987 |
| Engine: | Two stroke, parallel twin | Four stroke, 90°V twin, longitudinally mounted, OHV, 4 valve per cylinder. |
| Capacity: | 247 cc / 15.0 cu-in | 949 cc / 57.9 cu-in |
| Bore x Stroke: | 54 х 54 mm | 88 x 78 mm |
| Cooling System: | Liquid cooled | Air cooled |
| Compression Ratio: | 6.2 :1 | 9.2:1 |
| Lubrication: | Autolube | By pressure pump |
| Induction: | 2x Mikuni VM28 SC carburetor | 2x 30mm Dell'Orto VHB with air filltering and inlet silencer |
| Ignition: | CDI | Current distributor |
| Starting: | Kick | Electric |
| Max Power: | 35.5 hp / 26.1 kW @ 8500 rpm　 | 67 hp / 49 kW @ 6700 rpm |
| Max Torque: | 30.2 Nm / 3.1 kgf-m@ 8000 rpm | 6.6 kgf-m @ 5750 rpm |
| Clutch: | Wet multi-plate | Dry twin plate diaphragm unit mounted on crankshaft end |
| Transmission: | 6 Speed | 5 Speed |
| Final Drive: | Chain | Shaft, within right side pivoted fork leg. 4.71:1 reduction |
| Front Suspension: | Telescopic forks | Telescopic forks |
| Rear Suspension: | Monocross | 2x Koni, 5 position preload |
| Front Brakes: | Single 267mm disc | 2x 300mm discs |
| Rear Brakes: | Drum | Single 240mm disc |
| Front Tyre: | 3.00-18 | 110/90-V18 |
| Rear Tyre: | 3.50-18 | 120/90 -V18 |
| Dry Weight: | 139 kg / 306.4 lbs | 220 kg / 485 lbs |
| Fuel Capacity: | 16.5 Litres / 4.3 US gal | 25 Litres / 6.0 US gal |
| Consumption Average: | 40 mpg | 18.1 km/lit |
| Standing ¼ Mile: | 14.6 sec | 13.2 sec / 157.9 km/h |
| Top Speed: | 98 mph / 157.7 km/h | 189.7 km/h |