| MODEL | BENELLI 504 SPORT 1980 |
| Year | 1980 |
| Engine Type | Four stroke, transverse four cylinder, 2 valves per cylinder, SOHC |
| Displacement / Capacity | 498 cc / 30.4 cu in |
| Bore X Stroke | 56 x 50.6 mm |
| Compression Ratio | 10.2:1 |
| Cooling System | — |
| Max Power | 38.8 kW / 52 hp @ 9400 rpm |
| Max Torque | 42.7 Nm / 4.35 kgf-m / 31.5 lbs-ft @ 9300 rpm |
| Ignition | — |
| Induction | — |
| Start System | — |
| TRANSMISSION SPECS | |
| Lubrication | — |
| Gear Box | 5 Speed |
| Clutch | Wet, multidisc, cable operated |
| Final Drive | Chain |
| CHASSIS SPECS | |
| Frame | Steel, double cradle |
| Front Suspension | Telescopic forks |
| Rear Suspension | Pivoted rear fork, 5-way spring preload |
| Front Brakes | Double disc, 260 mm |
| Rear Brakes | Single disc, 260 mm |
| DIMENSION SPECS | |
| Overall Length | — |
| Overall Width | — |
| Overall Height | — |
| Seat Height | — |
| Wheelbase | — |
| Ground Clearance | — |
| Dry Weight | 193 kg / 425 lbs |
| Wet Weight | — |
| WHEEL SPECS | |
| Front Tyre | 3.00 S18 |
| Rear Tyre | 3.50 S18 |
| FUEL SYSTEM | |
| Fuel Capacity | 15.5 Litres / 4.1 US gal |
| Fuel Consumption | — |
| Top Speed | 172 km/h / 107 mph |
The 504 Sport is the 1980 sporty form of the 500 four, with three discs and a smaller tank than earlier Quattros. Period testers found a sharp power band and firm ride but noticeable vibration and modest fuel economy, while a long-term owner reported heavy maintenance and corrosion.
