The Moto Guzzi NTX 650 was produced from 1987-89 and featured a four-stroke, 90 degree V-twin engine with a capacity of 644cc. It had two valves per cylinder, was longitudinally mounted, air-cooled, and had a compression ratio of 9.8:1. The bike had electronic ignition, electric starting, and produced 48 horsepower at 7400 rpm, with a maximum torque of 46 Nm at 6000 rpm. The transmission was a five-speed with a chain final drive. The front suspension featured hydraulic telescopic forks while the rear had twin shocks. Braking was provided by a single 260mm disc with a two-piston caliper on the front and one on the rear. The front tire was 3.00-21 while the rear was 4.00-18. The dry weight of the bike was 170 kg, and it had a fuel capacity of 32 liters. Fuel consumption averaged 15.0 km/lit, and the bike had a top speed of 164.7 km/h. It could go from 0-100 km/h in 14.2 seconds and had a standing 1/4 mile time of 14.2 seconds at a speed of 145.1 km/h.
Technical specifications:
Make Model: Moto Guzzi NTX 650
| Year | 1987 – 89 |
|---|---|
| Engine | Four stroke, 90 degrees V twin, longitudinally mounted, OHV, 2 valve per cylinder. |
| Capacity | 644 cc / 39.2 cu-in |
| Bore x Stroke | 80 x 64 mm |
| Cooling System | Air cooled |
| Compression Ratio | 9.8;1 |
| Induction | 2x 30mm Dell’Orto PHF carburetors |
| Ignition | Electronic |
| Starting | Electric |
| Max Power | 48 hp / 35 kW @ 7400 rpm |
| Max Power Rear Tyre | 44.9 hp / 32.8 kW @ 7300 rpm |
| Max Torque | 46 Nm / 34 lb-ft @ 6000 rpm |
| Transmission | 5 Speed |
| Final Drive | Chain |
| Front Suspension | Hydraulic telescopic forks |
| Rear Suspension | Twin shocks |
| Front Brakes | Single 260mm disc 2 piston caliper |
| Rear Brakes | Single 260mm disc 1 piston caliper |
| Front Tyre | 3.00 -21 |
| Rear Tyre | 4.00 -18 |
| Dry Weight | 170 kg / 375 lbs |
| Fuel Capacity | 32 Litres / 8.4 US gal |
| Consumption average | 15.0 km/lit |
| Braking 60 – 0 / 100 – 0 | 15.8 m / 44.9 m |
| Standing 1/4 Mile | 14.2 sec / 145.1 km/h |
| Top Speed | 164.7 km/h |
