Velocette Viceroy (1960-64) vs BMW R 100RS (1976) vs Harley-Davidson Harley Davidson FLHRC Road King Classic (2012-13)
Comparison technical specifications
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| Make: | Velocette | BMW | Harley-Davidson |
| Model: | Viceroy | R 100RS | Harley Davidson FLHRC Road King Classic |
| Years: | 1960-64 | 1976 | 2012-13 |
| Engine: | Two stroke, horizontally opposed twin cylinder | Four stroke, two cylinder horizontally opposed Boxer, 2 valves per cylinder | Four stroke, V-Twin, 'Twin Cam 103 with integrated oil cooler' |
| Capacity: | 247 cc / 15.1 cub in | 980 cc / 59.8 cub in. | 1690 cc / 103.1 cub in. |
| Bore x Stroke: | 54 x 54 mm | 94 x 70.6 mm | 98.4 x 111.1 mm |
| Compression Ratio: | 7.5:1 | 9.5:1 | 9.7:1 |
| Cooling System: | Air cooled | Air cooled | Air cooled |
| Ignition: | Coil | Battery ignition | Single-fire, non-wasted, map-controlled spark ignition |
| Transmission: | 4 Speed constant mesh | 5 Speed | 6 Speed |
| Final Drive: | Belt | Shaft | Belt |
| Gear Ratio: | 1st 2.078 / 2nd 1.353 / 3rd 1.0 / 4th 0.739:1 | 1st 4.40 / 2nd 2.86 / 3rd 2.07 / 4th 1.67 / 5th 1.50:1 | 1st 9.593 / 2nd 6.65 / 3rd 4.938 / 4th 4.0 / 5th 3.407 / 6th 2.875 |
| Frame: | Single massive tube, panels light alloy castings | Double sown tubs, dual cradle | Mild steel, square-section backbone with twin downtubes |
| Dimensions: | Length: 2007 mm / 79 in | Length 2130 mm / 83.8 in Width 746 mm / 29.37 in Height 1300 mm / 51.8 in | Length 2392 mm / 94.2 in Width 949.96 mm / 37.4 in Height 1399.54 mm / 55.1 in |
| Wheelbase: | 1346 mm / 53 in | 1465 mm / 57.67 in | 1612 mm / 63.5 in |
| Seat height: | 737 mm / 29 in | 820 mm / 32.3 in | Laden2 678.mm / 26.7 in Unladen 714 mm / 28.1 in |
| Front Suspension: | Telescopic fork | Telescopic fork with hydraulic shock absorber. | 41.3 mm telescopic, cartridge-style damping |
| Rear Suspension: | Woodhead-Monroe springs with hydraulic damping | Long swinging arm with adjustable strut. | Short, air-adjustable shock |
| Front Brakes: | 6 x 1" drum | 2 x ∅260mm discs, 2 piston calipers | 2x 292mm disc 4 piston caliper |
| Rear Brakes: | 6 x 1" drum | Simplex ∅200 mm drum | Single 292mm disc 4 piston caliper |
| Front Tyre: | 4 x 12" | 3.25 - H19 | 130/90B16 67H |
| Rear Tyre: | 4 x 12" | 4.00 - H18 | 180/65B16 81H |
| Fuel Capacity: | 10.2 L / 2.7 US gal | 24 Litres / 6.3 US gal | 22.7 Litres / 6.0 US gal |