Harley-Davidson Harley Davidson VRSCX Screamin' Eagle/Vance & Hines NHRA Pro Stock L.E. (2007) vs Ducati Monster S2R 800 (2006) vs Moto Guzzi 1000 Strada (1990-)
Comparison technical specifications
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| Make: | Harley-Davidson | Ducati | Moto Guzzi |
| Model: | Harley Davidson VRSCX Screamin' Eagle/Vance & Hines NHRA Pro Stock L.E. | Monster S2R 800 | 1000 Strada |
| Years: | 2007 | 2006 | 1990- |
| Engine: | Four stroke, 60° V-twin, DOHC, 4 valve per cylinder. | Four stroke, 90° “L”t win cylinder, SOHC, desmodromic 2 valves per cylinder. | Four stroke, 90° V twin alloy, longitudinally mounted, OHV, 2 valve per cylinder, All plain bearing engine with two mains and split shell big ends. One piece forged crankshaft. Steel con-rod split across big end eye. Valve operation: Pushrod from camshaft between cylinder bases in crankcase. Clearance by screw and locknut on rocker tips |
| Capacity: | 1250 cc / 76.2 cu-in | 803 cc / 49.0 cu in | 949 cc / 57.9 cu-in |
| Bore x Stroke: | 105 x 72 mm | 88 x 66 mm | 88 x 78 mm |
| Cooling System: | Liquid cooled | Air cooled | Air cooled |
| Compression Ratio: | 11.3;1 | 10.5:1 | 9.5:1 |
| Induction: | Electronic Sequential Port Fuel Injection | Fuel injection, 45 mm throttle body | 2x 36mm Dell'Orto carburettors |
| Ignition: | Sequential, single fire non waste spark, coil on plug | Marelli electronic | Electronic |
| Starting: | Electric | Electric | Electric |
| Max Power: | 123 hp / 90.5 kW @ 8000 rpm | 56.7 kW / 77 hp @ 8250 rpm | 71 hp / 52 kW @ 6800 rpm |
| Max Torque: | 115 Nm / 86 ft-lbs@ 7000 rpm | 73 Nm / 7.4 kgf-m / 54 ft-lbs @ 6500 rpm | 77 Nm / 56.7 lb-ft @ 3200 rpm |
| Clutch: | Nine plate wet pressure fed with integral compensation | APTC wet multiplate with hydraulic control | Double plate, dry type |
| Transmission: | 5 Speed | 6 Speed | 5 Speed |
| Final Drive: | Belt | Chain; Front sprocket 15; Rear sprocket 42 | Shaft |
| Front Suspension: | Huge 49mm telescopic forks | 43 mm Upside-down non adjustable forks | Moto Guzzi telescopic fork |
| Rear Suspension: | Dual coil over adjustable shock | Progressive linkage with fully adjustable Sachs monoshock with piggy back aluminum swing arm | Swing arm with hydraulic Koni shock |
| Front Brakes: | 2x 300mm discs 4 piston calipers | 2 x 300 mm Discs, 4 piston calipers | 2x 300mm discs |
| Rear Brakes: | Single 300mm disc 4 piston caliper | Single 245 mm disc, 2 piston caliper | Single 270mm disc |
| Front Tyre: | D207F 120/70ZR-19 60W | 120/70 - ZR17 | 110/90 V18 |
| Rear Tyre: | D207F 240/40R18 74W | 180/55 - ZR17 | 120/90 V18 |
| Dry Weight: | 289 kg / 637 lbs | 179 kg / 395 lbs | 230 kg / 506 lbs |
| Fuel Capacity: | 18.9 Litres / 5.0 US gal | 14 Litres / 3.6 US gal | 22.5 Litres / 5,9 US gal |